From 3aba9a61482e684042f492f6963649b18765574c Mon Sep 17 00:00:00 2001 From: Micah Date: Wed, 3 Sep 2025 17:49:52 -0500 Subject: [PATCH 1/5] semantic-query crate, decoupled from language server --- .gitignore | 1 + Cargo.lock | 177 +- .../src/name_resolution/method_api.rs | 36 + .../hir-analysis/src/name_resolution/mod.rs | 7 + .../src/name_resolution/path_resolver.rs | 73 +- .../src/name_resolution/policy.rs | 68 + crates/hir-analysis/src/ty/def_analysis.rs | 18 +- .../hir-analysis/src/ty/simplified_pattern.rs | 10 +- crates/hir-analysis/src/ty/trait_lower.rs | 4 +- .../src/ty/trait_resolution/mod.rs | 37 +- crates/hir-analysis/src/ty/ty_check/expr.rs | 16 +- crates/hir-analysis/src/ty/ty_check/mod.rs | 132 +- crates/hir-analysis/src/ty/ty_check/pat.rs | 35 +- crates/hir-analysis/src/ty/ty_error.rs | 29 +- crates/hir-analysis/src/ty/ty_lower.rs | 4 +- crates/hir/src/hir_def/body.rs | 15 + crates/hir/src/lib.rs | 3 + crates/hir/src/lower/body.rs | 79 +- crates/hir/src/lower/expr.rs | 12 + crates/hir/src/lower/pat.rs | 12 + crates/hir/src/lower/stmt.rs | 7 +- crates/hir/src/path_anchor.rs | 117 ++ crates/hir/src/path_view.rs | 80 + crates/hir/src/source_index.rs | 220 +++ crates/hir/src/view.rs | 3 + crates/language-server/Cargo.toml | 1 + .../src/functionality/capabilities.rs | 2 + .../language-server/src/functionality/goto.rs | 297 ++-- .../src/functionality/hover.rs | 62 +- .../src/functionality/item_info.rs | 59 - .../language-server/src/functionality/mod.rs | 2 +- .../src/functionality/references.rs | 93 ++ crates/language-server/src/server.rs | 3 +- .../test_files/goto_comprehensive.fe | 63 + .../test_files/goto_comprehensive.snap | 87 + .../language-server/test_files/goto_debug.fe | 10 + .../test_files/goto_debug.snap | 18 + .../test_files/goto_enum_debug.fe | 12 + .../test_files/goto_enum_debug.snap | 25 + .../test_files/goto_field_test.fe | 9 + .../test_files/goto_field_test.snap | 17 + .../test_files/goto_multi_segment_paths.fe | 18 + .../test_files/goto_multi_segment_paths.snap | 31 + .../test_files/goto_simple_method.fe | 15 + .../test_files/goto_simple_method.snap | 25 + .../test_files/goto_specific_issues.fe | 29 + .../test_files/goto_specific_issues.snap | 42 + .../test_files/goto_trait_method.fe | 15 + .../test_files/goto_trait_method.snap | 27 + .../language-server/test_files/goto_values.fe | 38 + .../test_files/goto_values.snap | 57 + .../test_files/hoverable/src/lib.fe | 2 +- .../test_files/refs_goto_comprehensive.snap | 95 ++ .../test_files/refs_goto_debug.snap | 20 + .../test_files/refs_goto_enum_debug.snap | 25 + .../test_files/refs_goto_field_test.snap | 19 + .../refs_goto_multi_segment_paths.snap | 31 + .../test_files/refs_goto_simple_method.snap | 26 + .../test_files/refs_goto_specific_issues.snap | 42 + .../test_files/refs_goto_trait_method.snap | 24 + .../test_files/refs_goto_values.snap | 60 + .../test_files/test_local_goto.fe | 14 + .../test_files/test_local_goto.snap | 23 + crates/language-server/tests/goto_shape.rs | 45 + .../language-server/tests/references_snap.rs | 130 ++ crates/semantic-query/Cargo.toml | 25 + crates/semantic-query/src/lib.rs | 1460 +++++++++++++++++ .../test_files/goto/ambiguous_last_segment.fe | 4 + .../goto/ambiguous_last_segment.snap | 12 + .../test_files/goto/enum_variants.fe | 8 + .../test_files/goto/enum_variants.snap | 26 + .../semantic-query/test_files/goto/fields.fe | 8 + .../test_files/goto/fields.snap | 25 + .../test_files/goto/leftmost_and_use.fe | 12 + .../test_files/goto/leftmost_and_use.snap | 26 + .../semantic-query/test_files/goto/locals.fe | 6 + .../test_files/goto/locals.snap | 22 + .../test_files/goto/methods_call.fe | 11 + .../test_files/goto/methods_call.snap | 27 + .../test_files/goto/methods_ufcs.fe | 12 + .../test_files/goto/methods_ufcs.snap | 31 + .../test_files/goto/pattern_labels.fe | 15 + .../test_files/goto/pattern_labels.snap | 37 + .../goto/refs_ambiguous_last_segment.snap | 10 + .../test_files/goto/refs_enum_variants.snap | 21 + .../test_files/goto/refs_fields.snap | 21 + .../goto/refs_leftmost_and_use.snap | 20 + .../test_files/goto/refs_locals.snap | 18 + .../test_files/goto/refs_methods_call.snap | 22 + .../test_files/goto/refs_methods_ufcs.snap | 26 + .../test_files/goto/refs_pattern_labels.snap | 27 + .../goto/refs_use_alias_and_glob.snap | 26 + .../test_files/goto/refs_use_paths.snap | 12 + .../test_files/goto/use_alias_and_glob.fe | 16 + .../test_files/goto/use_alias_and_glob.snap | 30 + .../test_files/goto/use_paths.fe | 6 + .../test_files/goto/use_paths.snap | 13 + crates/semantic-query/tests/goto_snap.rs | 131 ++ crates/semantic-query/tests/refs_def_site.rs | 78 + crates/semantic-query/tests/refs_snap.rs | 64 + crates/semantic-query/tests/support.rs | 72 + crates/test-utils/Cargo.toml | 17 +- crates/test-utils/src/lib.rs | 3 +- crates/test-utils/src/snap.rs | 75 + 104 files changed, 4975 insertions(+), 308 deletions(-) create mode 100644 crates/hir-analysis/src/name_resolution/method_api.rs create mode 100644 crates/hir-analysis/src/name_resolution/policy.rs create mode 100644 crates/hir/src/path_anchor.rs create mode 100644 crates/hir/src/path_view.rs create mode 100644 crates/hir/src/source_index.rs create mode 100644 crates/hir/src/view.rs delete mode 100644 crates/language-server/src/functionality/item_info.rs create mode 100644 crates/language-server/src/functionality/references.rs create mode 100644 crates/language-server/test_files/goto_comprehensive.fe create mode 100644 crates/language-server/test_files/goto_comprehensive.snap create mode 100644 crates/language-server/test_files/goto_debug.fe create mode 100644 crates/language-server/test_files/goto_debug.snap create mode 100644 crates/language-server/test_files/goto_enum_debug.fe create mode 100644 crates/language-server/test_files/goto_enum_debug.snap create mode 100644 crates/language-server/test_files/goto_field_test.fe create mode 100644 crates/language-server/test_files/goto_field_test.snap create mode 100644 crates/language-server/test_files/goto_multi_segment_paths.fe create mode 100644 crates/language-server/test_files/goto_multi_segment_paths.snap create mode 100644 crates/language-server/test_files/goto_simple_method.fe create mode 100644 crates/language-server/test_files/goto_simple_method.snap create mode 100644 crates/language-server/test_files/goto_specific_issues.fe create mode 100644 crates/language-server/test_files/goto_specific_issues.snap create mode 100644 crates/language-server/test_files/goto_trait_method.fe create mode 100644 crates/language-server/test_files/goto_trait_method.snap create mode 100644 crates/language-server/test_files/goto_values.fe create mode 100644 crates/language-server/test_files/goto_values.snap create mode 100644 crates/language-server/test_files/refs_goto_comprehensive.snap create mode 100644 crates/language-server/test_files/refs_goto_debug.snap create mode 100644 crates/language-server/test_files/refs_goto_enum_debug.snap create mode 100644 crates/language-server/test_files/refs_goto_field_test.snap create mode 100644 crates/language-server/test_files/refs_goto_multi_segment_paths.snap create mode 100644 crates/language-server/test_files/refs_goto_simple_method.snap create mode 100644 crates/language-server/test_files/refs_goto_specific_issues.snap create mode 100644 crates/language-server/test_files/refs_goto_trait_method.snap create mode 100644 crates/language-server/test_files/refs_goto_values.snap create mode 100644 crates/language-server/test_files/test_local_goto.fe create mode 100644 crates/language-server/test_files/test_local_goto.snap create mode 100644 crates/language-server/tests/goto_shape.rs create mode 100644 crates/language-server/tests/references_snap.rs create mode 100644 crates/semantic-query/Cargo.toml create mode 100644 crates/semantic-query/src/lib.rs create mode 100644 crates/semantic-query/test_files/goto/ambiguous_last_segment.fe create mode 100644 crates/semantic-query/test_files/goto/ambiguous_last_segment.snap create mode 100644 crates/semantic-query/test_files/goto/enum_variants.fe create mode 100644 crates/semantic-query/test_files/goto/enum_variants.snap create mode 100644 crates/semantic-query/test_files/goto/fields.fe create mode 100644 crates/semantic-query/test_files/goto/fields.snap create mode 100644 crates/semantic-query/test_files/goto/leftmost_and_use.fe create mode 100644 crates/semantic-query/test_files/goto/leftmost_and_use.snap create mode 100644 crates/semantic-query/test_files/goto/locals.fe create mode 100644 crates/semantic-query/test_files/goto/locals.snap create mode 100644 crates/semantic-query/test_files/goto/methods_call.fe create mode 100644 crates/semantic-query/test_files/goto/methods_call.snap create mode 100644 crates/semantic-query/test_files/goto/methods_ufcs.fe create mode 100644 crates/semantic-query/test_files/goto/methods_ufcs.snap create mode 100644 crates/semantic-query/test_files/goto/pattern_labels.fe create mode 100644 crates/semantic-query/test_files/goto/pattern_labels.snap create mode 100644 crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap create mode 100644 crates/semantic-query/test_files/goto/refs_enum_variants.snap create mode 100644 crates/semantic-query/test_files/goto/refs_fields.snap create mode 100644 crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap create mode 100644 crates/semantic-query/test_files/goto/refs_locals.snap create mode 100644 crates/semantic-query/test_files/goto/refs_methods_call.snap create mode 100644 crates/semantic-query/test_files/goto/refs_methods_ufcs.snap create mode 100644 crates/semantic-query/test_files/goto/refs_pattern_labels.snap create mode 100644 crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap create mode 100644 crates/semantic-query/test_files/goto/refs_use_paths.snap create mode 100644 crates/semantic-query/test_files/goto/use_alias_and_glob.fe create mode 100644 crates/semantic-query/test_files/goto/use_alias_and_glob.snap create mode 100644 crates/semantic-query/test_files/goto/use_paths.fe create mode 100644 crates/semantic-query/test_files/goto/use_paths.snap create mode 100644 crates/semantic-query/tests/goto_snap.rs create mode 100644 crates/semantic-query/tests/refs_def_site.rs create mode 100644 crates/semantic-query/tests/refs_snap.rs create mode 100644 crates/semantic-query/tests/support.rs create mode 100644 crates/test-utils/src/snap.rs diff --git a/.gitignore b/.gitignore index 939e49c96d..3ad45c9fbd 100644 --- a/.gitignore +++ b/.gitignore @@ -6,3 +6,4 @@ tarpaulin-report.html /docs/tmp_snippets .vscode .DS_Store +*PLAN* diff --git a/Cargo.lock b/Cargo.lock index 9cd5ec4232..ffb0919870 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -518,6 +518,18 @@ dependencies = [ "crossbeam-utils", ] +[[package]] +name = "console" +version = "0.15.11" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "054ccb5b10f9f2cbf51eb355ca1d05c2d279ce1804688d0db74b4733a5aeafd8" +dependencies = [ + "encode_unicode", + "libc", + "once_cell", + "windows-sys 0.59.0", +] + [[package]] name = "countme" version = "3.0.1" @@ -738,6 +750,12 @@ dependencies = [ "log", ] +[[package]] +name = "encode_unicode" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "34aa73646ffb006b8f5147f3dc182bd4bcb190227ce861fc4a4844bf8e3cb2c0" + [[package]] name = "equivalent" version = "1.0.2" @@ -918,6 +936,7 @@ dependencies = [ "fe-hir", "fe-hir-analysis", "fe-parser", + "fe-semantic-query", "fe-test-utils", "futures", "futures-batch", @@ -930,7 +949,7 @@ dependencies = [ "tower", "tracing", "tracing-subscriber", - "tracing-tree", + "tracing-tree 0.4.0", "url", ] @@ -966,14 +985,35 @@ dependencies = [ "url", ] +[[package]] +name = "fe-semantic-query" +version = "0.1.0" +dependencies = [ + "async-lsp", + "dir-test", + "fe-common", + "fe-driver", + "fe-hir", + "fe-hir-analysis", + "fe-parser", + "fe-test-utils", + "salsa", + "tracing", + "url", +] + [[package]] name = "fe-test-utils" version = "0.1.0" dependencies = [ + "fe-hir", + "fe-parser", "insta", + "rstest", + "rstest_reuse", "tracing", "tracing-subscriber", - "tracing-tree", + "tracing-tree 0.3.1", "url", ] @@ -1146,6 +1186,17 @@ dependencies = [ "version_check", ] +[[package]] +name = "getrandom" +version = "0.2.16" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592" +dependencies = [ + "cfg-if", + "libc", + "wasi 0.11.1+wasi-snapshot-preview1", +] + [[package]] name = "getrandom" version = "0.3.3" @@ -1359,6 +1410,7 @@ version = "1.43.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "154934ea70c58054b556dd430b99a98c2a7ff5309ac9891597e339b5c28f4371" dependencies = [ + "console", "once_cell", "similar", ] @@ -1797,6 +1849,15 @@ dependencies = [ "zerovec", ] +[[package]] +name = "ppv-lite86" +version = "0.2.21" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "85eae3c4ed2f50dcfe72643da4befc30deadb458a9b590d720cde2f2b1e97da9" +dependencies = [ + "zerocopy", +] + [[package]] name = "proc-macro2" version = "1.0.97" @@ -1829,6 +1890,36 @@ dependencies = [ "once_cell", ] +[[package]] +name = "rand" +version = "0.8.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404" +dependencies = [ + "libc", + "rand_chacha", + "rand_core", +] + +[[package]] +name = "rand_chacha" +version = "0.3.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88" +dependencies = [ + "ppv-lite86", + "rand_core", +] + +[[package]] +name = "rand_core" +version = "0.6.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c" +dependencies = [ + "getrandom 0.2.16", +] + [[package]] name = "rayon" version = "1.11.0" @@ -1902,6 +1993,12 @@ version = "0.8.5" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c" +[[package]] +name = "relative-path" +version = "1.9.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ba39f3699c378cd8970968dcbff9c43159ea4cfbd88d43c00b22f2ef10a435d2" + [[package]] name = "rowan" version = "0.16.1" @@ -1914,6 +2011,47 @@ dependencies = [ "text-size", ] +[[package]] +name = "rstest" +version = "0.18.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "97eeab2f3c0a199bc4be135c36c924b6590b88c377d416494288c14f2db30199" +dependencies = [ + "futures", + "futures-timer", + "rstest_macros", + "rustc_version", +] + +[[package]] +name = "rstest_macros" +version = "0.18.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d428f8247852f894ee1be110b375111b586d4fa431f6c46e64ba5a0dcccbe605" +dependencies = [ + "cfg-if", + "glob", + "proc-macro2", + "quote", + "regex", + "relative-path", + "rustc_version", + "syn 2.0.105", + "unicode-ident", +] + +[[package]] +name = "rstest_reuse" +version = "0.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "88530b681abe67924d42cca181d070e3ac20e0740569441a9e35a7cedd2b34a4" +dependencies = [ + "quote", + "rand", + "rustc_version", + "syn 2.0.105", +] + [[package]] name = "rust-embed" version = "8.7.2" @@ -2304,7 +2442,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "e8a64e3985349f2441a1a9ef0b853f869006c3855f2cda6862a94d26ebb9d6a1" dependencies = [ "fastrand", - "getrandom", + "getrandom 0.3.3", "once_cell", "rustix 1.0.8", "windows-sys 0.59.0", @@ -2481,6 +2619,7 @@ version = "0.1.41" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0" dependencies = [ + "log", "pin-project-lite", "tracing-attributes", "tracing-core", @@ -2536,6 +2675,18 @@ dependencies = [ "tracing-log", ] +[[package]] +name = "tracing-tree" +version = "0.3.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b56c62d2c80033cb36fae448730a2f2ef99410fe3ecbffc916681a32f6807dbe" +dependencies = [ + "nu-ansi-term 0.50.1", + "tracing-core", + "tracing-log", + "tracing-subscriber", +] + [[package]] name = "tracing-tree" version = "0.4.0" @@ -2995,6 +3146,26 @@ dependencies = [ "synstructure", ] +[[package]] +name = "zerocopy" +version = "0.8.26" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1039dd0d3c310cf05de012d8a39ff557cb0d23087fd44cad61df08fc31907a2f" +dependencies = [ + "zerocopy-derive", +] + +[[package]] +name = "zerocopy-derive" +version = "0.8.26" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9ecf5b4cc5364572d7f4c329661bcc82724222973f2cab6f050a4e5c22f75181" +dependencies = [ + "proc-macro2", + "quote", + "syn 2.0.105", +] + [[package]] name = "zerofrom" version = "0.1.6" diff --git a/crates/hir-analysis/src/name_resolution/method_api.rs b/crates/hir-analysis/src/name_resolution/method_api.rs new file mode 100644 index 0000000000..5d85f0dacc --- /dev/null +++ b/crates/hir-analysis/src/name_resolution/method_api.rs @@ -0,0 +1,36 @@ +use hir::hir_def::{scope_graph::ScopeId, IdentId}; + +use crate::{ + name_resolution::{method_selection::{select_method_candidate, MethodCandidate}, PathRes}, + ty::{trait_resolution::PredicateListId, func_def::FuncDef}, + HirAnalysisDb, +}; + +/// High-level façade for method lookup. Wraps the low-level selector and +/// provides a stable API for consumers. +/// Returns the function definition of the selected method if resolution succeeds. +pub fn find_method_id<'db>( + db: &'db dyn HirAnalysisDb, + receiver_ty: crate::ty::canonical::Canonical>, + method_name: IdentId<'db>, + scope: ScopeId<'db>, + assumptions: PredicateListId<'db>, +) -> Option> { + match select_method_candidate(db, receiver_ty, method_name, scope, assumptions) { + Ok(MethodCandidate::InherentMethod(fd)) => Some(fd), + Ok(MethodCandidate::TraitMethod(tm)) | Ok(MethodCandidate::NeedsConfirmation(tm)) => Some(tm.method.0), + Err(_) => None, + } +} + +/// Extract the underlying function definition for a resolved method PathRes. +/// Returns None if the PathRes is not a method. +pub fn method_func_def_from_res<'db>(res: &PathRes<'db>) -> Option> { + match res { + PathRes::Method(_, cand) => match cand { + MethodCandidate::InherentMethod(fd) => Some(*fd), + MethodCandidate::TraitMethod(tm) | MethodCandidate::NeedsConfirmation(tm) => Some(tm.method.0), + }, + _ => None, + } +} diff --git a/crates/hir-analysis/src/name_resolution/mod.rs b/crates/hir-analysis/src/name_resolution/mod.rs index 713d7906ed..1fa11066d1 100644 --- a/crates/hir-analysis/src/name_resolution/mod.rs +++ b/crates/hir-analysis/src/name_resolution/mod.rs @@ -4,6 +4,8 @@ mod import_resolver; pub(crate) mod method_selection; mod name_resolver; mod path_resolver; +mod method_api; +mod policy; pub(crate) mod traits_in_scope; mod visibility_checker; @@ -14,10 +16,15 @@ pub use name_resolver::{ EarlyNameQueryId, NameDerivation, NameDomain, NameRes, NameResBucket, NameResKind, NameResolutionError, QueryDirective, }; +// NOTE: `resolve_path` is the low-level resolver that still requires callers to +// pass a boolean domain hint. Prefer `resolve_with_policy` for new call-sites +// to avoid boolean flags at API boundaries. pub use path_resolver::{ find_associated_type, resolve_ident_to_bucket, resolve_name_res, resolve_path, resolve_path_with_observer, PathRes, PathResError, PathResErrorKind, ResolvedVariant, }; +pub use policy::{resolve_with_policy, DomainPreference}; +pub use method_api::{find_method_id, method_func_def_from_res}; use tracing::debug; pub use traits_in_scope::available_traits_in_scope; pub(crate) use visibility_checker::is_scope_visible_from; diff --git a/crates/hir-analysis/src/name_resolution/path_resolver.rs b/crates/hir-analysis/src/name_resolution/path_resolver.rs index fecddab778..e6699ca318 100644 --- a/crates/hir-analysis/src/name_resolution/path_resolver.rs +++ b/crates/hir-analysis/src/name_resolution/path_resolver.rs @@ -2,7 +2,7 @@ use common::indexmap::IndexMap; use either::Either; use hir::{ hir_def::{ - scope_graph::ScopeId, Enum, EnumVariant, GenericParamOwner, IdentId, ImplTrait, ItemKind, + scope_graph::ScopeId, Body, Enum, EnumVariant, ExprId, GenericParamOwner, IdentId, ImplTrait, ItemKind, Partial, PathId, PathKind, Trait, TypeBound, TypeId, VariantKind, }, span::DynLazySpan, @@ -272,6 +272,77 @@ impl<'db> PathResError<'db> { } } +impl<'db> PathResError<'db> { + /// Compute an anchored DynLazySpan for a path error occurring in a body expression, + /// using centralized path anchor selection rules. + pub fn anchor_dyn_span_for_body_expr( + &self, + db: &'db dyn HirAnalysisDb, + body: Body<'db>, + expr: ExprId, + full_path: PathId<'db>, + ) -> DynLazySpan<'db> { + let seg_idx = self.failed_at.segment_index(db); + let path_lazy = expr.span(body).into_path_expr().path(); + let view = hir::path_view::HirPathAdapter::new(db, full_path); + let anchor = match &self.kind { + PathResErrorKind::ArgNumMismatch { .. } + | PathResErrorKind::ArgKindMisMatch { .. } + | PathResErrorKind::ArgTypeMismatch { .. } => hir::path_anchor::PathAnchor { + seg_idx, + kind: hir::path_anchor::PathAnchorKind::Segment, + }, + _ => hir::path_anchor::AnchorPicker::pick_invalid_segment(&view, seg_idx), + }; + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy, anchor) + } + + /// Anchor a path error occurring in a pattern path (e.g., `Foo::Bar` in patterns). + pub fn anchor_dyn_span_for_body_path_pat( + &self, + db: &'db dyn HirAnalysisDb, + body: Body<'db>, + pat: hir::hir_def::PatId, + full_path: PathId<'db>, + ) -> DynLazySpan<'db> { + let seg_idx = self.failed_at.segment_index(db); + let path_lazy = pat.span(body).into_path_pat().path(); + let view = hir::path_view::HirPathAdapter::new(db, full_path); + let anchor = hir::path_anchor::AnchorPicker::pick_invalid_segment(&view, seg_idx); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy, anchor) + } + + /// Anchor a path error occurring in a tuple pattern path (e.g., `Variant(..)`). + pub fn anchor_dyn_span_for_body_path_tuple_pat( + &self, + db: &'db dyn HirAnalysisDb, + body: Body<'db>, + pat: hir::hir_def::PatId, + full_path: PathId<'db>, + ) -> DynLazySpan<'db> { + let seg_idx = self.failed_at.segment_index(db); + let path_lazy = pat.span(body).into_path_tuple_pat().path(); + let view = hir::path_view::HirPathAdapter::new(db, full_path); + let anchor = hir::path_anchor::AnchorPicker::pick_invalid_segment(&view, seg_idx); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy, anchor) + } + + /// Anchor a path error occurring in a record pattern path (e.g., `Variant { .. }`). + pub fn anchor_dyn_span_for_body_record_pat( + &self, + db: &'db dyn HirAnalysisDb, + body: Body<'db>, + pat: hir::hir_def::PatId, + full_path: PathId<'db>, + ) -> DynLazySpan<'db> { + let seg_idx = self.failed_at.segment_index(db); + let path_lazy = pat.span(body).into_record_pat().path(); + let view = hir::path_view::HirPathAdapter::new(db, full_path); + let anchor = hir::path_anchor::AnchorPicker::pick_invalid_segment(&view, seg_idx); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy, anchor) + } +} + fn func_not_found_err<'db>( span: DynLazySpan<'db>, ident: IdentId<'db>, diff --git a/crates/hir-analysis/src/name_resolution/policy.rs b/crates/hir-analysis/src/name_resolution/policy.rs new file mode 100644 index 0000000000..9b0a335750 --- /dev/null +++ b/crates/hir-analysis/src/name_resolution/policy.rs @@ -0,0 +1,68 @@ +use hir::hir_def::scope_graph::ScopeId; +use hir::hir_def::PathId; + +use crate::ty::trait_resolution::PredicateListId; +use crate::{ + name_resolution::{resolve_path, PathRes, PathResError}, + HirAnalysisDb, +}; + +#[derive(Debug, Clone, Copy, PartialEq, Eq)] +pub enum DomainPreference { + Value, + Type, + Either, +} + +/// Thin facade over `resolve_path` that hides the boolean tail-domain flag +/// and allows callers to express intent declaratively. +pub fn resolve_with_policy<'db>( + db: &'db dyn HirAnalysisDb, + path: PathId<'db>, + scope: ScopeId<'db>, + assumptions: PredicateListId<'db>, + pref: DomainPreference, +) -> Result, PathResError<'db>> { + match pref { + DomainPreference::Value => resolve_path(db, path, scope, assumptions, true), + DomainPreference::Type => resolve_path(db, path, scope, assumptions, false), + DomainPreference::Either => { + // Try value first, then type. + match resolve_path(db, path, scope, assumptions, true) { + ok @ Ok(_) => ok, + Err(_) => resolve_path(db, path, scope, assumptions, false), + } + } + } +} + +/// Convenience wrapper over PathRes with helper methods for common data access. +#[derive(Debug, Clone, PartialEq, Eq)] +pub struct Resolution<'db> { + pub path_res: PathRes<'db>, +} + +impl<'db> Resolution<'db> { + pub fn scope(&self, db: &'db dyn HirAnalysisDb) -> Option> { + self.path_res.as_scope(db) + } + + pub fn name_span(&self, db: &'db dyn HirAnalysisDb) -> Option> { + self.path_res.name_span(db) + } + + pub fn kind_name(&self) -> &'static str { self.path_res.kind_name() } + + pub fn pretty_path(&self, db: &'db dyn HirAnalysisDb) -> Option { self.path_res.pretty_path(db) } +} + +/// Variant of `resolve_with_policy` returning a richer Resolution wrapper. +pub fn resolve_with_policy_ex<'db>( + db: &'db dyn HirAnalysisDb, + path: hir::hir_def::PathId<'db>, + scope: hir::hir_def::scope_graph::ScopeId<'db>, + assumptions: PredicateListId<'db>, + pref: DomainPreference, +) -> Result, PathResError<'db>> { + resolve_with_policy(db, path, scope, assumptions, pref).map(|path_res| Resolution { path_res }) +} diff --git a/crates/hir-analysis/src/ty/def_analysis.rs b/crates/hir-analysis/src/ty/def_analysis.rs index 2182003edf..c2b8783337 100644 --- a/crates/hir-analysis/src/ty/def_analysis.rs +++ b/crates/hir-analysis/src/ty/def_analysis.rs @@ -21,7 +21,7 @@ use super::{ diagnostics::{ImplDiag, TraitConstraintDiag, TraitLowerDiag, TyDiagCollection, TyLowerDiag}, func_def::FuncDef, method_cmp::compare_impl_method, - method_table::probe_method, + method_table::probe_method, // TODO(deprecate): prefer method facade helpers for listing methods normalize::normalize_ty, trait_def::{ingot_trait_env, Implementor, TraitDef}, trait_lower::{lower_trait, lower_trait_ref, TraitRefLowerError}, @@ -35,7 +35,9 @@ use super::{ visitor::{walk_ty, TyVisitor}, }; use crate::{ - name_resolution::{diagnostics::PathResDiag, resolve_path, ExpectedPathKind, PathRes}, + name_resolution::{ + diagnostics::PathResDiag, resolve_with_policy, DomainPreference, ExpectedPathKind, PathRes, + }, ty::{ adt_def::AdtDef, binder::Binder, @@ -547,12 +549,12 @@ fn check_param_defined_in_parent<'db>( let parent_scope = scope.parent_item(db)?.scope(); let path = PathId::from_ident(db, name); - match resolve_path( + match resolve_with_policy( db, path, parent_scope, PredicateListId::empty_list(db), - false, + DomainPreference::Type, ) { Ok(r @ PathRes::Ty(ty)) if ty.is_param(db) => { Some(TyLowerDiag::GenericParamAlreadyDefinedInParent { @@ -1517,7 +1519,13 @@ fn find_const_ty_param<'db>( scope: ScopeId<'db>, ) -> Option> { let path = PathId::from_ident(db, ident); - let Ok(PathRes::Ty(ty)) = resolve_path(db, path, scope, PredicateListId::empty_list(db), true) + let Ok(PathRes::Ty(ty)) = resolve_with_policy( + db, + path, + scope, + PredicateListId::empty_list(db), + DomainPreference::Value, + ) else { return None; }; diff --git a/crates/hir-analysis/src/ty/simplified_pattern.rs b/crates/hir-analysis/src/ty/simplified_pattern.rs index a783424f77..54970c29c4 100644 --- a/crates/hir-analysis/src/ty/simplified_pattern.rs +++ b/crates/hir-analysis/src/ty/simplified_pattern.rs @@ -3,7 +3,7 @@ //! This module contains the conversion logic from HIR patterns to a simplified //! representation that's easier to work with during pattern analysis. -use crate::name_resolution::{resolve_path, PathRes, ResolvedVariant}; +use crate::name_resolution::{resolve_with_policy, DomainPreference, PathRes, ResolvedVariant}; use crate::ty::ty_def::TyId; use crate::HirAnalysisDb; use hir::hir_def::{ @@ -191,7 +191,13 @@ impl<'db> SimplifiedPattern<'db> { return None; }; - match resolve_path(db, *path_id, scope, PredicateListId::empty_list(db), true) { + match resolve_with_policy( + db, + *path_id, + scope, + PredicateListId::empty_list(db), + DomainPreference::Value, + ) { Ok(PathRes::EnumVariant(variant)) => { let ty = expected_ty.unwrap_or(variant.ty); let ctor = ConstructorKind::Variant(variant.variant, ty); diff --git a/crates/hir-analysis/src/ty/trait_lower.rs b/crates/hir-analysis/src/ty/trait_lower.rs index 28ae6d4c70..ff30649a4a 100644 --- a/crates/hir-analysis/src/ty/trait_lower.rs +++ b/crates/hir-analysis/src/ty/trait_lower.rs @@ -18,7 +18,7 @@ use super::{ ty_lower::{collect_generic_params, lower_hir_ty}, }; use crate::{ - name_resolution::{resolve_path, PathRes, PathResError}, + name_resolution::{resolve_with_policy, DomainPreference, PathRes, PathResError}, ty::{ func_def::lower_func, trait_resolution::constraint::collect_constraints, @@ -127,7 +127,7 @@ pub(crate) fn lower_trait_ref<'db>( return Err(TraitRefLowerError::Ignored); }; - match resolve_path(db, path, scope, assumptions, false) { + match resolve_with_policy(db, path, scope, assumptions, DomainPreference::Type) { Ok(PathRes::Trait(t)) => { let mut args = t.args(db).clone(); args[0] = self_ty; diff --git a/crates/hir-analysis/src/ty/trait_resolution/mod.rs b/crates/hir-analysis/src/ty/trait_resolution/mod.rs index 495e1a8310..6032caaf4a 100644 --- a/crates/hir-analysis/src/ty/trait_resolution/mod.rs +++ b/crates/hir-analysis/src/ty/trait_resolution/mod.rs @@ -16,12 +16,13 @@ use crate::{ }; use common::indexmap::IndexSet; use constraint::collect_constraints; -use hir::{hir_def::HirIngot, Ingot}; +use hir::{hir_def::{HirIngot, Func}, Ingot}; use salsa::Update; pub(crate) mod constraint; mod proof_forest; + #[salsa::tracked(return_ref)] pub fn is_goal_satisfiable<'db>( db: &'db dyn HirAnalysisDb, @@ -37,6 +38,30 @@ pub fn is_goal_satisfiable<'db>( ProofForest::new(db, ingot, goal, assumptions).solve() } +/// A minimal, user-facing explanation of trait goal satisfiability. +#[derive(Debug, Clone, PartialEq, Eq)] +pub enum GoalExplanation<'db> { + Success, + ContainsInvalid, + NeedsConfirmation, + Failure { subgoal: Option> }, +} + +/// Facade: Explain why a goal is (not) satisfiable, reusing existing solver. +pub fn explain_goal<'db>( + db: &'db dyn HirAnalysisDb, + ingot: Ingot<'db>, + goal: Canonical>, + assumptions: PredicateListId<'db>, +) -> GoalExplanation<'db> { + match is_goal_satisfiable(db, ingot, goal, assumptions) { + GoalSatisfiability::Satisfied(_) => GoalExplanation::Success, + GoalSatisfiability::ContainsInvalid => GoalExplanation::ContainsInvalid, + GoalSatisfiability::NeedsConfirmation(_) => GoalExplanation::NeedsConfirmation, + GoalSatisfiability::UnSat(sub) => GoalExplanation::Failure { subgoal: sub.map(|s| s.value) }, + } +} + /// Checks if the given type is well-formed, i.e., the arguments of the given /// type applications satisfies the constraints under the given assumptions. #[salsa::tracked] @@ -293,3 +318,13 @@ impl<'db> PredicateListId<'db> { Self::new(db, all_predicates.into_iter().collect::>()) } } + +/// Public helper: collect full assumptions (constraints) applicable to a function definition, +/// including parent trait/impl bounds when relevant. +pub fn func_assumptions_for_func<'db>( + db: &'db dyn HirAnalysisDb, + func: Func<'db>, +) -> PredicateListId<'db> { + constraint::collect_func_def_constraints(db, super::func_def::HirFuncDefKind::Func(func), true) + .instantiate_identity() +} diff --git a/crates/hir-analysis/src/ty/ty_check/expr.rs b/crates/hir-analysis/src/ty/ty_check/expr.rs index 1060a200d1..13efd59bde 100644 --- a/crates/hir-analysis/src/ty/ty_check/expr.rs +++ b/crates/hir-analysis/src/ty/ty_check/expr.rs @@ -13,7 +13,7 @@ use crate::{ name_resolution::{ diagnostics::PathResDiag, is_scope_visible_from, - method_selection::{select_method_candidate, MethodCandidate, MethodSelectionError}, + method_selection::{MethodCandidate, MethodSelectionError}, resolve_name_res, resolve_query, EarlyNameQueryId, ExpectedPathKind, NameDomain, NameResBucket, PathRes, QueryDirective, }, @@ -321,7 +321,7 @@ impl<'db> TyChecker<'db> { let assumptions = self.env.assumptions(); let canonical_r_ty = Canonicalized::new(self.db, receiver_prop.ty); - let candidate = match select_method_candidate( + let candidate = match crate::name_resolution::method_selection::select_method_candidate( self.db, canonical_r_ty.value, method_name, @@ -437,11 +437,8 @@ impl<'db> TyChecker<'db> { match self.resolve_path(*path, true, span.clone().path()) { Ok(r) => ResolvedPathInBody::Reso(r), Err(err) => { - let span = expr - .span(self.body()) - .into_path_expr() - .path() - .segment(err.failed_at.segment_index(self.db)); + // Use centralized path anchor selection instead of a fixed segment span. + let span = err.anchor_dyn_span_for_body_expr(self.db, self.body(), expr, *path); let expected_kind = if matches!(self.parent_expr(), Some(Expr::Call(..))) { ExpectedPathKind::Function @@ -557,7 +554,10 @@ impl<'db> TyChecker<'db> { }; ExprProp::new(self.table.instantiate_to_term(method_ty), true) } - PathRes::Mod(_) | PathRes::FuncParam(..) => todo!(), + PathRes::Mod(_) | PathRes::FuncParam(..) => { + // Not a value in expression position + ExprProp::invalid(self.db) + } }, } } diff --git a/crates/hir-analysis/src/ty/ty_check/mod.rs b/crates/hir-analysis/src/ty/ty_check/mod.rs index 8ea8680efb..f7217116b7 100644 --- a/crates/hir-analysis/src/ty/ty_check/mod.rs +++ b/crates/hir-analysis/src/ty/ty_check/mod.rs @@ -38,6 +38,7 @@ use crate::{ ty::ty_def::{inference_keys, TyFlags}, HirAnalysisDb, }; +use hir::{path_anchor::{AnchorPicker, map_path_anchor_to_dyn_lazy}, path_view::HirPathAdapter}; #[salsa::tracked(return_ref)] pub fn check_func_body<'db>( @@ -52,6 +53,28 @@ pub fn check_func_body<'db>( checker.finish() } +/// Facade: Return the inferred type of a specific expression in a function body. +/// Leverages the cached result of `check_func_body` without recomputing. +pub fn type_of_expr<'db>( + db: &'db dyn HirAnalysisDb, + func: Func<'db>, + expr: ExprId, +) -> Option> { + let (_diags, typed) = check_func_body(db, func).clone(); + Some(typed.expr_prop(db, expr).ty) +} + +/// Facade: Return the inferred type of a specific pattern in a function body. +/// Leverages the cached result of `check_func_body` without recomputing. +pub fn type_of_pat<'db>( + db: &'db dyn HirAnalysisDb, + func: Func<'db>, + pat: PatId, +) -> Option> { + let (_diags, typed) = check_func_body(db, func).clone(); + Some(typed.pat_ty(db, pat)) +} + pub struct TyChecker<'db> { db: &'db dyn HirAnalysisDb, env: TyCheckEnv<'db>, @@ -248,6 +271,11 @@ impl<'db> TyChecker<'db> { } } + // TODO(deprecate): Legacy internal resolver used by TyChecker that still + // takes `resolve_tail_as_value`. Prefer `name_resolution::resolve_with_policy` + // at call sites when possible. This function remains to handle TyChecker- + // specific concerns (observer visibility reporting, instantiation) and + // should be slimmed to delegate to the policy wrapper over time. fn resolve_path( &mut self, path: PathId<'db>, @@ -278,9 +306,12 @@ impl<'db> TyChecker<'db> { }; if let Some((path, deriv_span)) = invisible { - let span = span.clone().segment(path.segment_index(self.db)).ident(); + let seg_idx = path.segment_index(self.db); + let view = HirPathAdapter::new(self.db, path); + let anchor = AnchorPicker::pick_visibility_error(&view, seg_idx); + let anchored = map_path_anchor_to_dyn_lazy(span.clone(), anchor); let ident = path.ident(self.db); - let diag = PathResDiag::Invisible(span.into(), *ident.unwrap(), deriv_span); + let diag = PathResDiag::Invisible(anchored.into(), *ident.unwrap(), deriv_span); self.diags.push(diag.into()); } @@ -376,6 +407,103 @@ impl<'db> TraitMethod<'db> { } } +/// Public helper: return the declaration name span of the local/param binding +/// referenced by the given `expr` in `func`'s body, if any. +pub fn binding_def_span_for_expr<'db>( + db: &'db dyn HirAnalysisDb, + func: hir::hir_def::item::Func<'db>, + expr: hir::hir_def::ExprId, +) -> Option> { + let (_diags, typed) = check_func_body(db, func).clone(); + let body = typed.body?; + let prop = typed.expr_prop(db, expr); + let Some(binding) = prop.binding() else { return None }; + match binding { + crate::ty::ty_check::env::LocalBinding::Local { pat, .. } => Some(pat.span(body).into()), + crate::ty::ty_check::env::LocalBinding::Param { idx, .. } => { + // Prefer name span; label spans are not part of binding identity here. + Some(func.span().params().param(idx).name().into()) + } + } +} + +/// Stable identity for a local binding within a function body: either a local pattern +/// or a function parameter at index. +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub enum BindingKey<'db> { + LocalPat(hir::hir_def::PatId), + FuncParam(hir::hir_def::item::Func<'db>, u16), +} + +/// Get the binding key for an expression that references a local binding, if any. +pub fn expr_binding_key_for_expr<'db>( + db: &'db dyn HirAnalysisDb, + func: hir::hir_def::item::Func<'db>, + expr: hir::hir_def::ExprId, +) -> Option> { + let (_diags, typed) = check_func_body(db, func).clone(); + let prop = typed.expr_prop(db, expr); + let binding = prop.binding()?; + match binding { + crate::ty::ty_check::env::LocalBinding::Local { pat, .. } => Some(BindingKey::LocalPat(pat)), + crate::ty::ty_check::env::LocalBinding::Param { idx, .. } => { + Some(BindingKey::FuncParam(func, idx as u16)) + } + } +} + +/// Return the declaration name span for a binding key in the given function. +pub fn binding_def_span_in_func<'db>( + db: &'db dyn HirAnalysisDb, + func: hir::hir_def::item::Func<'db>, + key: BindingKey<'db>, +) -> Option> { + match key { + BindingKey::LocalPat(pat) => { + let (_d, typed) = check_func_body(db, func).clone(); + let body = typed.body?; + Some(pat.span(body).into()) + } + BindingKey::FuncParam(f, idx) => { + let f = f; // param belongs to this function + Some(f.span().params().param(idx as usize).name().into()) + } + } +} + +/// Return all reference spans (including the declaration) for a binding key within the given function. +pub fn binding_refs_in_func<'db>( + db: &'db dyn HirAnalysisDb, + func: hir::hir_def::item::Func<'db>, + key: BindingKey<'db>, +) -> Vec> { + let (_d, typed) = check_func_body(db, func).clone(); + let Some(body) = typed.body else { return vec![] }; + + // Include declaration span first + let mut out = Vec::new(); + if let Some(def) = binding_def_span_in_func(db, func, key) { out.push(def); } + + // Collect expression references: restrict to Expr::Path occurrences + for (expr, _prop) in typed.expr_ty.iter() { + let prop = typed.expr_prop(db, *expr); + let Some(binding) = prop.binding() else { continue }; + let matches = match (key, binding) { + (BindingKey::LocalPat(pat), crate::ty::ty_check::env::LocalBinding::Local { pat: bp, .. }) => pat == bp, + (BindingKey::FuncParam(_, idx), crate::ty::ty_check::env::LocalBinding::Param { idx: bidx, .. }) => idx as usize == bidx, + _ => false, + }; + if !matches { continue } + // Anchor reference at the tail ident of the path expression + let expr_data = body.exprs(db)[*expr].clone(); + if let hir::hir_def::Partial::Present(hir::hir_def::Expr::Path(_)) = expr_data { + let span = (*expr).span(body).into_path_expr().path().segment(0).ident().into(); + out.push(span); + } + } + out +} + struct TyCheckerFinalizer<'db> { db: &'db dyn HirAnalysisDb, body: TypedBody<'db>, diff --git a/crates/hir-analysis/src/ty/ty_check/pat.rs b/crates/hir-analysis/src/ty/ty_check/pat.rs index 9e5d92c876..5fbeeaef4c 100644 --- a/crates/hir-analysis/src/ty/ty_check/pat.rs +++ b/crates/hir-analysis/src/ty/ty_check/pat.rs @@ -220,7 +220,14 @@ impl<'db> TyChecker<'db> { TyId::invalid(self.db, InvalidCause::Other) } - Err(_) => TyId::invalid(self.db, InvalidCause::Other), + Err(err) => { + // Anchor the failing segment using centralized picker. + let span = err.anchor_dyn_span_for_body_path_pat(self.db, self.body(), pat, *path); + if let Some(diag) = err.into_diag(self.db, *path, span.into(), crate::name_resolution::ExpectedPathKind::Value) { + self.push_diag(diag); + } + TyId::invalid(self.db, InvalidCause::Other) + } } } } @@ -283,7 +290,18 @@ impl<'db> TyChecker<'db> { return TyId::invalid(self.db, InvalidCause::Other); } }, - Err(_) => return TyId::invalid(self.db, InvalidCause::Other), + Err(err) => { + let span = err.anchor_dyn_span_for_body_path_tuple_pat(self.db, self.body(), pat, *path); + if let Some(diag) = err.into_diag( + self.db, + *path, + span.into(), + crate::name_resolution::ExpectedPathKind::Value, + ) { + self.push_diag(diag); + } + return TyId::invalid(self.db, InvalidCause::Other); + } }; let expected_len = expected_elems.len(self.db); @@ -412,7 +430,18 @@ impl<'db> TyChecker<'db> { TyId::invalid(self.db, InvalidCause::Other) } }, - Err(_) => TyId::invalid(self.db, InvalidCause::Other), + Err(err) => { + let span = err.anchor_dyn_span_for_body_record_pat(self.db, self.body(), pat, *path); + if let Some(diag) = err.into_diag( + self.db, + *path, + span.into(), + crate::name_resolution::ExpectedPathKind::Value, + ) { + self.push_diag(diag); + } + TyId::invalid(self.db, InvalidCause::Other) + } } } diff --git a/crates/hir-analysis/src/ty/ty_error.rs b/crates/hir-analysis/src/ty/ty_error.rs index b71246ac25..8251259758 100644 --- a/crates/hir-analysis/src/ty/ty_error.rs +++ b/crates/hir-analysis/src/ty/ty_error.rs @@ -1,5 +1,7 @@ use hir::{ hir_def::{scope_graph::ScopeId, PathId, TypeId}, + path_anchor::{map_path_anchor_to_dyn_lazy, AnchorPicker}, + path_view::HirPathAdapter, span::{path::LazyPathSpan, types::LazyTySpan}, visitor::{prelude::DynLazySpan, walk_path, walk_type, Visitor, VisitorCtxt}, }; @@ -113,20 +115,12 @@ impl<'db> Visitor<'db> for HirTyErrVisitor<'db> { Ok(res) => res, Err(err) => { - let segment_idx = err.failed_at.segment_index(self.db); - // Use the HIR path to check if the corresponding segment is a QualifiedType. - let seg_hir = path.segment(self.db, segment_idx).unwrap_or(path); - let segment = path_span.segment(segment_idx); - let segment_span = match seg_hir.kind(self.db) { - hir::hir_def::PathKind::QualifiedType { .. } => { - segment.qualified_type().trait_qualifier().name() - } - _ => segment.ident(), - }; - - if let Some(diag) = - err.into_diag(self.db, path, segment_span.into(), ExpectedPathKind::Type) - { + // Use centralized anchor selection to choose the best segment span. + let seg_idx = err.failed_at.segment_index(self.db); + let view = HirPathAdapter::new(self.db, path); + let anchor = AnchorPicker::pick_invalid_segment(&view, seg_idx); + let span = map_path_anchor_to_dyn_lazy(path_span, anchor); + if let Some(diag) = err.into_diag(self.db, path, span.into(), ExpectedPathKind::Type) { self.diags.push(diag.into()); } return; @@ -140,9 +134,12 @@ impl<'db> Visitor<'db> for HirTyErrVisitor<'db> { .push(PathResDiag::ExpectedType(span.into(), ident, res.kind_name()).into()); } if let Some((path, deriv_span)) = invisible { - let span = path_span.segment(path.segment_index(self.db)).ident(); + let seg_idx = path.segment_index(self.db); + let view = HirPathAdapter::new(self.db, path); + let anchor = AnchorPicker::pick_visibility_error(&view, seg_idx); + let anchored = map_path_anchor_to_dyn_lazy(path_span.clone(), anchor); let ident = path.ident(self.db); - let diag = PathResDiag::Invisible(span.into(), *ident.unwrap(), deriv_span); + let diag = PathResDiag::Invisible(anchored.into(), *ident.unwrap(), deriv_span); self.diags.push(diag.into()); } diff --git a/crates/hir-analysis/src/ty/ty_lower.rs b/crates/hir-analysis/src/ty/ty_lower.rs index 602c4ec363..f1416553c7 100644 --- a/crates/hir-analysis/src/ty/ty_lower.rs +++ b/crates/hir-analysis/src/ty/ty_lower.rs @@ -13,7 +13,7 @@ use super::{ ty_def::{InvalidCause, Kind, TyData, TyId, TyParam}, }; use crate::name_resolution::{ - resolve_ident_to_bucket, resolve_path, NameDomain, NameResKind, PathRes, + resolve_ident_to_bucket, resolve_with_policy, DomainPreference, NameDomain, NameResKind, PathRes, }; use crate::{ty::binder::Binder, HirAnalysisDb}; @@ -81,7 +81,7 @@ fn lower_path<'db>( return TyId::invalid(db, InvalidCause::ParseError); }; - match resolve_path(db, path, scope, assumptions, false) { + match resolve_with_policy(db, path, scope, assumptions, DomainPreference::Type) { Ok(PathRes::Ty(ty) | PathRes::TyAlias(_, ty) | PathRes::Func(ty)) => ty, Ok(_) => TyId::invalid(db, InvalidCause::Other), Err(_) => TyId::invalid(db, InvalidCause::PathResolutionFailed { path }), diff --git a/crates/hir/src/hir_def/body.rs b/crates/hir/src/hir_def/body.rs index a4f4c3701f..210d8ecdcd 100644 --- a/crates/hir/src/hir_def/body.rs +++ b/crates/hir/src/hir_def/body.rs @@ -20,6 +20,7 @@ use crate::{ visitor::prelude::*, HirDb, }; +// duplicate imports removed #[salsa::tracked] #[derive(Debug)] @@ -45,6 +46,8 @@ pub struct Body<'db> { pub(crate) source_map: BodySourceMap, #[return_ref] pub(crate) origin: HirOrigin, + #[return_ref] + pub(crate) path_index: BodyPathIndex<'db>, } impl<'db> Body<'db> { @@ -235,6 +238,18 @@ where } } +#[derive(Clone, Debug, Default, PartialEq, Eq, Hash)] +pub struct BodyPathIndex<'db> { + pub entries: IndexMap>, +} + +unsafe impl<'db> Update for BodyPathIndex<'db> { + unsafe fn maybe_update(old_ptr: *mut Self, new_val: Self) -> bool { + let old_val = unsafe { &mut *old_ptr }; + Update::maybe_update(&mut old_val.entries, new_val.entries) + } +} + struct BlockOrderCalculator<'db> { db: &'db dyn HirDb, order: FxHashMap, diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs index e82878ff97..cc3de2de87 100644 --- a/crates/hir/src/lib.rs +++ b/crates/hir/src/lib.rs @@ -5,6 +5,9 @@ pub mod hir_def; pub mod lower; pub mod span; pub mod visitor; +pub mod path_view; +pub mod source_index; +pub mod path_anchor; pub use common::{file::File, file::Workspace, ingot::Ingot}; #[salsa::db] diff --git a/crates/hir/src/lower/body.rs b/crates/hir/src/lower/body.rs index 861af33e1d..0afc95f79f 100644 --- a/crates/hir/src/lower/body.rs +++ b/crates/hir/src/lower/body.rs @@ -3,7 +3,9 @@ use parser::ast; use super::FileLowerCtxt; use crate::{ hir_def::{ - Body, BodyKind, BodySourceMap, Expr, ExprId, NodeStore, Partial, Pat, PatId, Stmt, StmtId, + params::{GenericArg, GenericArgListId}, + Body, BodyKind, BodyPathIndex, BodySourceMap, Expr, ExprId, NodeStore, Partial, Pat, PatId, + PathId, Stmt, StmtId, TypeId, TypeKind, TupleTypeId, TrackedItemId, TrackedItemVariant, }, span::HirOrigin, @@ -33,6 +35,7 @@ pub(super) struct BodyCtxt<'ctxt, 'db> { pub(super) exprs: NodeStore>>, pub(super) pats: NodeStore>>, pub(super) source_map: BodySourceMap, + pub(super) path_index: BodyPathIndex<'db>, } impl<'ctxt, 'db> BodyCtxt<'ctxt, 'db> { @@ -43,6 +46,78 @@ impl<'ctxt, 'db> BodyCtxt<'ctxt, 'db> { expr_id } + /// Record all PathId occurrences reachable from a TypeId, including nested + /// tuple/array elements and generic args on path segments. + pub(super) fn record_type_paths(&mut self, ty: TypeId<'db>) { + match ty.data(self.f_ctxt.db()) { + TypeKind::Path(p) => { + if let Partial::Present(pid) = p { + // Record the path itself. + let idx = self.path_index.entries.len(); + self.path_index.entries.insert(idx, *pid); + // Record any type paths inside generic args of each segment. + self.record_path_generic_arg_types(*pid); + } + } + TypeKind::Ptr(inner) => { + if let Partial::Present(inner) = inner { + self.record_type_paths(*inner); + } + } + TypeKind::Tuple(tup) => { + self.record_tuple_type_paths(*tup); + } + TypeKind::Array(elem, _len) => { + if let Partial::Present(elem) = elem { + self.record_type_paths(*elem); + } + } + TypeKind::Never => {} + } + } + + fn record_tuple_type_paths(&mut self, tup: TupleTypeId<'db>) { + for part in tup.data(self.f_ctxt.db()).iter() { + if let Partial::Present(ty) = part { + self.record_type_paths(*ty); + } + } + } + + /// Walk generic args of each segment in a PathId and record type paths. + fn record_path_generic_arg_types(&mut self, path: PathId<'db>) { + let db = self.f_ctxt.db(); + let segs = path.len(db); + for i in 0..segs { + if let Some(seg) = path.segment(db, i) { + let args = seg.generic_args(db); + self.record_generic_arg_types(args); + } + } + } + + /// Record type-paths present in a generic arg list. + pub(super) fn record_generic_arg_types(&mut self, args: GenericArgListId<'db>) { + let db = self.f_ctxt.db(); + for arg in args.data(db).iter() { + match arg { + GenericArg::Type(t) => { + if let Partial::Present(ty) = t.ty { + self.record_type_paths(ty); + } + } + GenericArg::AssocType(a) => { + if let Partial::Present(ty) = a.ty { + self.record_type_paths(ty); + } + } + GenericArg::Const(_c) => { + // no PathId inside const generic bodies yet + } + } + } + } + pub(super) fn push_invalid_expr(&mut self, origin: HirOrigin) -> ExprId { let expr_id = self.exprs.push(Partial::Absent); self.source_map.expr_map.insert(expr_id, origin); @@ -84,6 +159,7 @@ impl<'ctxt, 'db> BodyCtxt<'ctxt, 'db> { exprs: NodeStore::new(), pats: NodeStore::new(), source_map: BodySourceMap::default(), + path_index: BodyPathIndex::default(), } } @@ -100,6 +176,7 @@ impl<'ctxt, 'db> BodyCtxt<'ctxt, 'db> { self.f_ctxt.top_mod(), self.source_map, origin, + self.path_index, ); self.f_ctxt.leave_item_scope(body); diff --git a/crates/hir/src/lower/expr.rs b/crates/hir/src/lower/expr.rs index 8df114f931..321f39eaf2 100644 --- a/crates/hir/src/lower/expr.rs +++ b/crates/hir/src/lower/expr.rs @@ -70,6 +70,10 @@ impl<'db> Expr<'db> { IdentId::lower_token_partial(ctxt.f_ctxt, method_call.method_name()); let generic_args = GenericArgListId::lower_ast_opt(ctxt.f_ctxt, method_call.generic_args()); + // Record any type paths used in generic args. + if !generic_args.is_empty(ctxt.f_ctxt.db()) { + ctxt.record_generic_arg_types(generic_args); + } let args = method_call .args() .map(|args| { @@ -83,11 +87,19 @@ impl<'db> Expr<'db> { ast::ExprKind::Path(path) => { let path = PathId::lower_ast_partial(ctxt.f_ctxt, path.path()); + if let crate::hir_def::Partial::Present(pid) = path { + let idx = ctxt.path_index.entries.len(); + ctxt.path_index.entries.insert(idx, pid); + } Self::Path(path) } ast::ExprKind::RecordInit(record_init) => { let path = PathId::lower_ast_partial(ctxt.f_ctxt, record_init.path()); + if let crate::hir_def::Partial::Present(pid) = path { + let idx = ctxt.path_index.entries.len(); + ctxt.path_index.entries.insert(idx, pid); + } let fields = record_init .fields() .map(|fields| { diff --git a/crates/hir/src/lower/pat.rs b/crates/hir/src/lower/pat.rs index 71e7da794f..a7f5b8dd3e 100644 --- a/crates/hir/src/lower/pat.rs +++ b/crates/hir/src/lower/pat.rs @@ -31,11 +31,19 @@ impl<'db> Pat<'db> { ast::PatKind::Path(path_ast) => { let path = PathId::lower_ast_partial(ctxt.f_ctxt, path_ast.path()); + if let crate::hir_def::Partial::Present(pid) = path { + let idx = ctxt.path_index.entries.len(); + ctxt.path_index.entries.insert(idx, pid); + } Pat::Path(path, path_ast.mut_token().is_some()) } ast::PatKind::PathTuple(path_tup) => { let path = PathId::lower_ast_partial(ctxt.f_ctxt, path_tup.path()); + if let crate::hir_def::Partial::Present(pid) = path { + let idx = ctxt.path_index.entries.len(); + ctxt.path_index.entries.insert(idx, pid); + } let elems = match path_tup.elems() { Some(elems) => elems.iter().map(|pat| Pat::lower_ast(ctxt, pat)).collect(), None => vec![], @@ -45,6 +53,10 @@ impl<'db> Pat<'db> { ast::PatKind::Record(record) => { let path = PathId::lower_ast_partial(ctxt.f_ctxt, record.path()); + if let crate::hir_def::Partial::Present(pid) = path { + let idx = ctxt.path_index.entries.len(); + ctxt.path_index.entries.insert(idx, pid); + } let fields = match record.fields() { Some(fields) => fields .iter() diff --git a/crates/hir/src/lower/stmt.rs b/crates/hir/src/lower/stmt.rs index ca3b84b714..de351a4b8e 100644 --- a/crates/hir/src/lower/stmt.rs +++ b/crates/hir/src/lower/stmt.rs @@ -13,7 +13,12 @@ impl<'db> Stmt<'db> { let pat = Pat::lower_ast_opt(ctxt, let_.pat()); let ty = let_ .type_annotation() - .map(|ty| TypeId::lower_ast(ctxt.f_ctxt, ty)); + .map(|ty| { + let ty = TypeId::lower_ast(ctxt.f_ctxt, ty); + // Record type path occurrences in this body. + ctxt.record_type_paths(ty); + ty + }); let init = let_.initializer().map(|init| Expr::lower_ast(ctxt, init)); (Stmt::Let(pat, ty, init), HirOrigin::raw(&ast)) } diff --git a/crates/hir/src/path_anchor.rs b/crates/hir/src/path_anchor.rs new file mode 100644 index 0000000000..104d7075c7 --- /dev/null +++ b/crates/hir/src/path_anchor.rs @@ -0,0 +1,117 @@ +use crate::{ + path_view::{PathView, SegmentKind}, + span::lazy_spans::{LazyMethodCallExprSpan, LazyPathSpan}, + SpannedHirDb, + span::LazySpan, +}; +use common::diagnostics::Span; +use crate::span::DynLazySpan; + +/// The kind of sub-span to select within a path segment. +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub enum PathAnchorKind { + Ident, + GenericArgs, + Segment, + /// The trait name in a qualified type segment, e.g., `` → `Trait`. + TraitName, +} + +/// A structural anchor describing which segment and which part to highlight. +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub struct PathAnchor { + pub seg_idx: usize, + pub kind: PathAnchorKind, +} + +/// Heuristics for selecting anchors in typical error cases. These are pure and +/// depend only on `PathView` structure. +pub struct AnchorPicker; + +impl AnchorPicker { + /// Unresolved tail of a path. Prefer the last segment's ident; if the last + /// segment is qualified type, pick the trait name; otherwise segment. + pub fn pick_unresolved_tail(view: &V) -> PathAnchor { + let n = view.segments(); + let idx = n.saturating_sub(1); + Self::pick_preferred(view, idx) + } + + /// Invalid segment at `seg_idx`. + pub fn pick_invalid_segment(view: &V, seg_idx: usize) -> PathAnchor { + Self::pick_preferred(view, seg_idx) + } + + /// Generic mismatch at `seg_idx`: prefer generic args if present. + pub fn pick_generic_mismatch(view: &V, seg_idx: usize) -> PathAnchor { + if let Some(info) = view.segment_info(seg_idx) { + if info.has_generic_args { + return PathAnchor { seg_idx, kind: PathAnchorKind::GenericArgs }; + } + } + PathAnchor { seg_idx, kind: PathAnchorKind::Segment } + } + + /// Visibility error at `seg_idx`: prefer ident if present. + pub fn pick_visibility_error(view: &V, seg_idx: usize) -> PathAnchor { + if let Some(info) = view.segment_info(seg_idx) { + if info.has_ident { + return PathAnchor { seg_idx, kind: PathAnchorKind::Ident }; + } + } + PathAnchor { seg_idx, kind: PathAnchorKind::Segment } + } + + fn pick_preferred(view: &V, seg_idx: usize) -> PathAnchor { + match view.segment_info(seg_idx) { + Some(info) => match info.kind { + SegmentKind::QualifiedType => PathAnchor { seg_idx, kind: PathAnchorKind::TraitName }, + SegmentKind::Plain => { + if info.has_ident { + PathAnchor { seg_idx, kind: PathAnchorKind::Ident } + } else if info.has_generic_args { + PathAnchor { seg_idx, kind: PathAnchorKind::GenericArgs } + } else { + PathAnchor { seg_idx, kind: PathAnchorKind::Segment } + } + } + }, + None => PathAnchor { seg_idx, kind: PathAnchorKind::Segment }, + } + } +} + +/// Map a structural path anchor to a concrete `Span` using HIR lazy spans. +pub fn map_path_anchor_to_span( + db: &dyn SpannedHirDb, + lazy_path: &LazyPathSpan<'_>, + anchor: PathAnchor, +) -> Option { + let seg = lazy_path.clone().segment(anchor.seg_idx); + let span = match anchor.kind { + PathAnchorKind::Ident => seg.ident().resolve(db), + PathAnchorKind::GenericArgs => seg.generic_args().resolve(db), + PathAnchorKind::Segment => seg.into_atom().resolve(db), + PathAnchorKind::TraitName => seg.qualified_type().trait_qualifier().name().resolve(db), + }; + span +} + +/// Return the span of the method name in a method call expression. +pub fn method_name_span(db: &dyn SpannedHirDb, call: &LazyMethodCallExprSpan<'_>) -> Option { + call.clone().method_name().resolve(db) +} + +/// Map to a DynLazySpan without resolving to a concrete Span. +pub fn map_path_anchor_to_dyn_lazy<'db>( + lazy_path: LazyPathSpan<'db>, + anchor: PathAnchor, +) -> DynLazySpan<'db> { + let seg = lazy_path.segment(anchor.seg_idx); + match anchor.kind { + PathAnchorKind::Ident => seg.ident().into(), + PathAnchorKind::GenericArgs => seg.generic_args().into(), + PathAnchorKind::Segment => seg.into_atom().into(), + PathAnchorKind::TraitName => seg.qualified_type().trait_qualifier().name().into(), + } +} diff --git a/crates/hir/src/path_view.rs b/crates/hir/src/path_view.rs new file mode 100644 index 0000000000..2a80787091 --- /dev/null +++ b/crates/hir/src/path_view.rs @@ -0,0 +1,80 @@ +use crate::{ + hir_def::{PathId, PathKind}, + HirDb, +}; + +/// Structural classification of a path segment. +#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)] +pub enum SegmentKind { + /// A regular identifier segment, possibly with generic arguments. + Plain, + /// A qualified type segment like ``. + QualifiedType, +} + +/// Unified anchor choice used by diagnostics and navigation to pick a span +/// within a segment. Span resolution is performed outside analysis. +#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)] +pub enum AnchorChoice { + /// Anchor the identifier portion of the segment. + Ident, + /// Anchor the generic argument list of the segment. + GenericArgs, + /// Anchor the whole segment. + Segment, + /// Anchor the trait name within a qualified type segment. + QualifiedTraitName, +} + +/// Minimal, structural facts about a path segment. +#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)] +pub struct SegmentInfo { + pub kind: SegmentKind, + pub has_ident: bool, + pub has_generic_args: bool, +} + +/// A unified, structural view over paths. Implementations may wrap HIR or AST +/// representations; consumers must not rely on concrete types. +pub trait PathView { + /// Number of segments in the path. + fn segments(&self) -> usize; + /// Facts about the `idx`-th segment, if it exists. + fn segment_info(&self, idx: usize) -> Option; +} + +/// HIR adapter implementing `PathView` for `PathId`. +pub struct HirPathAdapter<'db> { + pub db: &'db dyn HirDb, + pub path: PathId<'db>, +} + +impl<'db> HirPathAdapter<'db> { + pub fn new(db: &'db dyn HirDb, path: PathId<'db>) -> Self { + Self { db, path } + } +} + +impl PathView for HirPathAdapter<'_> { + fn segments(&self) -> usize { + self.path.len(self.db) + } + + fn segment_info(&self, idx: usize) -> Option { + let seg = self.path.segment(self.db, idx)?; + let info = match seg.kind(self.db) { + PathKind::Ident { ident, generic_args } => SegmentInfo { + kind: SegmentKind::Plain, + has_ident: ident.is_present(), + has_generic_args: !generic_args.is_empty(self.db), + }, + PathKind::QualifiedType { .. } => SegmentInfo { + kind: SegmentKind::QualifiedType, + has_ident: false, + has_generic_args: false, + }, + }; + Some(info) + } +} + diff --git a/crates/hir/src/source_index.rs b/crates/hir/src/source_index.rs new file mode 100644 index 0000000000..9ab1f468e2 --- /dev/null +++ b/crates/hir/src/source_index.rs @@ -0,0 +1,220 @@ +use parser::TextSize; + +use crate::{ + hir_def::{ + Body, Expr, ExprId, IdentId, Partial, Pat, PatId, PathId, TopLevelMod, + }, + SpannedHirDb, + span::{DynLazySpan, LazySpan}, + span::path::LazyPathSpan, + visitor::{prelude::LazyPathSpan as VisitorLazyPathSpan, Visitor, VisitorCtxt}, +}; + +// (legacy segment-span projections removed) + +// ---------- Unified occurrence rangemap ---------- + +#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] +pub enum OccurrencePayload<'db> { + PathSeg { + path: PathId<'db>, + scope: crate::hir_def::scope_graph::ScopeId<'db>, + seg_idx: usize, + path_lazy: LazyPathSpan<'db>, + span: DynLazySpan<'db>, + }, + MethodName { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + body: Body<'db>, + ident: IdentId<'db>, + receiver: ExprId, + span: DynLazySpan<'db>, + }, + FieldAccessName { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + body: Body<'db>, + ident: IdentId<'db>, + receiver: ExprId, + span: DynLazySpan<'db>, + }, + PatternLabelName { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + body: Body<'db>, + ident: IdentId<'db>, + constructor_path: Option>, + span: DynLazySpan<'db>, + }, + PathExprSeg { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + body: Body<'db>, + expr: ExprId, + path: PathId<'db>, + seg_idx: usize, + span: DynLazySpan<'db>, + }, + PathPatSeg { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + body: Body<'db>, + pat: PatId, + path: PathId<'db>, + seg_idx: usize, + span: DynLazySpan<'db>, + }, +} + +#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] +pub struct OccurrenceRangeEntry<'db> { + pub start: TextSize, + pub end: TextSize, + pub payload: OccurrencePayload<'db>, +} + +// Type consumed by semantic-query for method name occurrences +#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] +pub struct MethodCallEntry<'db> { + pub scope: crate::hir_def::scope_graph::ScopeId<'db>, + pub body: Body<'db>, + pub receiver: ExprId, + pub ident: IdentId<'db>, + pub name_span: DynLazySpan<'db>, +} + +#[salsa::tracked(return_ref)] +pub fn unified_occurrence_rangemap_for_top_mod<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, +) -> Vec> { + let payloads = collect_unified_occurrences(db, top_mod); + let mut out: Vec> = Vec::new(); + for p in payloads.into_iter() { + let span = match &p { + OccurrencePayload::PathSeg { span, .. } => span, + OccurrencePayload::MethodName { span, .. } => span, + OccurrencePayload::FieldAccessName { span, .. } => span, + OccurrencePayload::PatternLabelName { span, .. } => span, + OccurrencePayload::PathExprSeg { span, .. } => span, + OccurrencePayload::PathPatSeg { span, .. } => span, + }; + if let Some(res) = span.clone().resolve(db) { + out.push(OccurrenceRangeEntry { start: res.range.start(), end: res.range.end(), payload: p }); + } + } + out.sort_by(|a, b| match a.start.cmp(&b.start) { + core::cmp::Ordering::Equal => (a.end - a.start).cmp(&(b.end - b.start)), + ord => ord, + }); + out +} + +// ---------- Unified collector powering rangemap + path spans ---------- + +fn collect_unified_occurrences<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, +) -> Vec> { + struct Collector<'db> { + occ: Vec>, + } + impl<'db> Default for Collector<'db> { fn default() -> Self { Self { occ: Vec::new() } } } + + impl<'db, 'ast: 'db> Visitor<'ast> for Collector<'db> { + fn visit_path(&mut self, ctxt: &mut VisitorCtxt<'ast, VisitorLazyPathSpan<'ast>>, path: PathId<'db>) { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let tail = path.segment_index(ctxt.db()); + for i in 0..=tail { + let seg_span: DynLazySpan<'db> = span.clone().segment(i).ident().into(); + self.occ.push(OccurrencePayload::PathSeg { path, scope, seg_idx: i, path_lazy: span.clone(), span: seg_span }); + } + } + } + fn visit_expr( + &mut self, + ctxt: &mut VisitorCtxt<'ast, crate::span::expr::LazyExprSpan<'ast>>, + id: ExprId, + expr: &Expr<'db>, + ) { + match expr { + Expr::MethodCall(receiver, method_name, _gargs, _args) => { + if let Some(name) = method_name.to_opt() { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let name_span: DynLazySpan<'db> = span.into_method_call_expr().method_name().into(); + self.occ.push(OccurrencePayload::MethodName { scope, body, ident: name, receiver: *receiver, span: name_span }); + } + } + } + Expr::Field(receiver, field_name) => { + if let Partial::Present(crate::hir_def::FieldIndex::Ident(ident)) = field_name { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let name_span: DynLazySpan<'db> = span.into_field_expr().accessor().into(); + self.occ.push(OccurrencePayload::FieldAccessName { scope, body, ident: *ident, receiver: *receiver, span: name_span }); + } + } + } + Expr::Path(path) => { + if let Partial::Present(path) = path { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let tail = path.segment_index(ctxt.db()); + for i in 0..=tail { + let seg_span: DynLazySpan<'db> = span.clone().into_path_expr().path().segment(i).ident().into(); + self.occ.push(OccurrencePayload::PathExprSeg { scope, body, expr: id, path: *path, seg_idx: i, span: seg_span }); + } + } + } + } + _ => {} + } + crate::visitor::walk_expr(self, ctxt, id); + } + fn visit_pat( + &mut self, + ctxt: &mut VisitorCtxt<'ast, crate::span::pat::LazyPatSpan<'ast>>, + pat: PatId, + pat_data: &Pat<'db>, + ) { + match pat_data { + Pat::Record(path, fields) => { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let ctor_path = match path { Partial::Present(p) => Some(*p), _ => None }; + for (i, fld) in fields.iter().enumerate() { + if let Some(ident) = fld.label(ctxt.db(), body) { + let name_span: DynLazySpan<'db> = span.clone().into_record_pat().fields().field(i).name().into(); + self.occ.push(OccurrencePayload::PatternLabelName { scope, body, ident, constructor_path: ctor_path, span: name_span }); + } + } + } + } + Pat::Path(path, _is_mut) => { + if let Partial::Present(path) = path { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let tail = path.segment_index(ctxt.db()); + for i in 0..=tail { + let seg_span: DynLazySpan<'db> = span.clone().into_path_pat().path().segment(i).ident().into(); + self.occ.push(OccurrencePayload::PathPatSeg { scope, body, pat, path: *path, seg_idx: i, span: seg_span }); + } + } + } + } + _ => {} + } + crate::visitor::walk_pat(self, ctxt, pat) + } + } + + let mut coll = Collector::default(); + let mut ctxt = VisitorCtxt::with_top_mod(db, top_mod); + coll.visit_top_mod(&mut ctxt, top_mod); + coll.occ +} + +// (legacy entry structs removed; semantic-query derives hits from OccurrencePayload) diff --git a/crates/hir/src/view.rs b/crates/hir/src/view.rs new file mode 100644 index 0000000000..68c9595698 --- /dev/null +++ b/crates/hir/src/view.rs @@ -0,0 +1,3 @@ +// This module will contain the shared `PathView` and `SegmentView` traits, +// which are the foundational contract for unifying path handling across +// the AST and HIR, as per our architectural plan. diff --git a/crates/language-server/Cargo.toml b/crates/language-server/Cargo.toml index 2981ea0348..7833a7a830 100644 --- a/crates/language-server/Cargo.toml +++ b/crates/language-server/Cargo.toml @@ -36,6 +36,7 @@ hir.workspace = true hir-analysis.workspace = true parser.workspace = true tempfile = "3.20.0" +fe-semantic-query = { package = "fe-semantic-query", path = "../semantic-query" } [dev-dependencies] test-utils.workspace = true diff --git a/crates/language-server/src/functionality/capabilities.rs b/crates/language-server/src/functionality/capabilities.rs index e1b1c32de2..89eb54c445 100644 --- a/crates/language-server/src/functionality/capabilities.rs +++ b/crates/language-server/src/functionality/capabilities.rs @@ -12,6 +12,8 @@ pub(crate) fn server_capabilities() -> ServerCapabilities { )), // goto definition definition_provider: Some(async_lsp::lsp_types::OneOf::Left(true)), + // find all references + references_provider: Some(async_lsp::lsp_types::OneOf::Left(true)), // support for workspace add/remove changes workspace: Some(async_lsp::lsp_types::WorkspaceServerCapabilities { workspace_folders: Some(async_lsp::lsp_types::WorkspaceFoldersServerCapabilities { diff --git a/crates/language-server/src/functionality/goto.rs b/crates/language-server/src/functionality/goto.rs index eb7b800d54..6c8bc63caa 100644 --- a/crates/language-server/src/functionality/goto.rs +++ b/crates/language-server/src/functionality/goto.rs @@ -1,136 +1,21 @@ use async_lsp::ResponseError; use common::InputDb; -use hir::{ - hir_def::{scope_graph::ScopeId, ItemKind, PathId, TopLevelMod}, - lower::map_file_to_mod, - span::{DynLazySpan, LazySpan}, - visitor::{prelude::LazyPathSpan, Visitor, VisitorCtxt}, - SpannedHirDb, -}; -use hir_analysis::{ - name_resolution::{resolve_path, PathResErrorKind}, - ty::trait_resolution::PredicateListId, -}; -use tracing::error; - -use crate::{ - backend::Backend, - util::{to_lsp_location_from_scope, to_offset_from_position}, -}; -use driver::DriverDataBase; -pub type Cursor = parser::TextSize; - -#[derive(Default)] -struct PathSpanCollector<'db> { - paths: Vec<(PathId<'db>, ScopeId<'db>, LazyPathSpan<'db>)>, -} - -impl<'db, 'ast: 'db> Visitor<'ast> for PathSpanCollector<'db> { - fn visit_path(&mut self, ctxt: &mut VisitorCtxt<'ast, LazyPathSpan<'ast>>, path: PathId<'db>) { - let Some(span) = ctxt.span() else { - return; - }; - - let scope = ctxt.scope(); - self.paths.push((path, scope, span)); - } -} - -fn find_path_surrounding_cursor<'db>( - db: &'db DriverDataBase, - cursor: Cursor, - full_paths: Vec<(PathId<'db>, ScopeId<'db>, LazyPathSpan<'db>)>, -) -> Option<(PathId<'db>, bool, ScopeId<'db>)> { - for (path, scope, lazy_span) in full_paths { - let span = lazy_span.resolve(db).unwrap(); - if span.range.contains(cursor) { - for idx in 0..=path.segment_index(db) { - let seg_span = lazy_span.clone().segment(idx).resolve(db).unwrap(); - if seg_span.range.contains(cursor) { - return Some(( - path.segment(db, idx).unwrap(), - idx != path.segment_index(db), - scope, - )); - } - } - } - } - None -} - -pub fn find_enclosing_item<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: Cursor, -) -> Option> { - let items = top_mod.scope_graph(db).items_dfs(db); - - let mut smallest_enclosing_item = None; - let mut smallest_range_size = None; - - for item in items { - let lazy_item_span = DynLazySpan::from(item.span()); - let item_span = lazy_item_span.resolve(db).unwrap(); - - if item_span.range.contains(cursor) { - let range_size = item_span.range.end() - item_span.range.start(); - if smallest_range_size.is_none() || range_size < smallest_range_size.unwrap() { - smallest_enclosing_item = Some(item); - smallest_range_size = Some(range_size); - } - } - } - - smallest_enclosing_item -} +use fe_semantic_query::SemanticIndex; +use hir::{lower::map_file_to_mod, span::LazySpan}; +// use tracing::error; -pub fn get_goto_target_scopes_for_cursor<'db>( - db: &'db DriverDataBase, - top_mod: TopLevelMod<'db>, - cursor: Cursor, -) -> Option>> { - let item: ItemKind = find_enclosing_item(db, top_mod, cursor)?; - - let mut visitor_ctxt = VisitorCtxt::with_item(db, item); - let mut path_segment_collector = PathSpanCollector::default(); - path_segment_collector.visit_item(&mut visitor_ctxt, item); - - let (path, _is_intermediate, scope) = - find_path_surrounding_cursor(db, cursor, path_segment_collector.paths)?; - - let resolved = resolve_path(db, path, scope, PredicateListId::empty_list(db), false); // xxx fixme - let scopes = match resolved { - Ok(r) => r.as_scope(db).into_iter().collect::>(), - Err(err) => match err.kind { - PathResErrorKind::NotFound { parent: _, bucket } => { - bucket.iter_ok().flat_map(|r| r.scope()).collect() - } - PathResErrorKind::Ambiguous(vec) => vec.into_iter().flat_map(|r| r.scope()).collect(), - _ => vec![], - }, - }; - - Some(scopes) -} +use crate::{backend::Backend, util::to_offset_from_position}; +// Note: DriverDataBase and tracing are only used in tests below. +pub type Cursor = parser::TextSize; pub async fn handle_goto_definition( backend: &mut Backend, params: async_lsp::lsp_types::GotoDefinitionParams, ) -> Result, ResponseError> { - // Convert the position to an offset in the file + // Convert the position to an offset in the file using the workspace's current content let params = params.text_document_position_params; - let file_text = std::fs::read_to_string(params.text_document.uri.path()).ok(); - let cursor: Cursor = to_offset_from_position(params.position, file_text.unwrap().as_str()); - - // Get the module and the goto info - let file_path_str = params.text_document.uri.path(); - let url = url::Url::from_file_path(file_path_str).map_err(|()| { - ResponseError::new( - async_lsp::ErrorCode::INTERNAL_ERROR, - format!("Invalid file path: {file_path_str}"), - ) - })?; + // Use URI directly to avoid path/encoding/case issues + let url = params.text_document.uri.clone(); let file = backend .db .workspace() @@ -138,34 +23,41 @@ pub async fn handle_goto_definition( .ok_or_else(|| { ResponseError::new( async_lsp::ErrorCode::INTERNAL_ERROR, - format!("File not found in index: {url} (original path: {file_path_str})"), + format!("File not found in index: {url}"), ) })?; + let file_text = file.text(&backend.db); + let cursor: Cursor = to_offset_from_position(params.position, file_text.as_str()); let top_mod = map_file_to_mod(&backend.db, file); - let scopes = - get_goto_target_scopes_for_cursor(&backend.db, top_mod, cursor).unwrap_or_default(); - - let locations = scopes - .iter() - .map(|scope| to_lsp_location_from_scope(&backend.db, *scope)) - .collect::>(); - - let result: Result, ()> = - Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Array( - locations - .into_iter() - .filter_map(std::result::Result::ok) - .collect(), - ))); - let response = match result { - Ok(response) => response, - Err(e) => { - error!("Error handling goto definition: {:?}", e); - None + // Prefer identity-driven single definition; fall back to candidates for ambiguous cases. + let mut locs: Vec = Vec::new(); + if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&backend.db, &backend.db, top_mod, cursor) { + if let Some((_tm, span)) = SemanticIndex::definition_for_symbol(&backend.db, &backend.db, key) { + if let Some(resolved) = span.resolve(&backend.db) { + let url = resolved.file.url(&backend.db).expect("Failed to get file URL"); + let range = crate::util::to_lsp_range_from_span(resolved, &backend.db) + .map_err(|e| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")))?; + locs.push(async_lsp::lsp_types::Location { uri: url, range }); + } + } + } + if locs.is_empty() { + let candidates = SemanticIndex::goto_candidates_at_cursor(&backend.db, &backend.db, top_mod, cursor); + for def in candidates.into_iter() { + if let Some(span) = def.span.resolve(&backend.db) { + let url = span.file.url(&backend.db).expect("Failed to get file URL"); + let range = crate::util::to_lsp_range_from_span(span, &backend.db) + .map_err(|e| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")))?; + locs.push(async_lsp::lsp_types::Location { uri: url, range }); + } } - }; - Ok(response) + } + match locs.len() { + 0 => Ok(None), + 1 => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Scalar(locs.remove(0)))), + _ => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Array(locs))), + } } // } #[cfg(test)] @@ -179,6 +71,68 @@ mod tests { use super::*; use crate::test_utils::load_ingot_from_directory; use driver::DriverDataBase; + use tracing::error; + + use hir::{hir_def::{TopLevelMod, ItemKind, PathId, scope_graph::ScopeId}, span::{DynLazySpan, LazySpan}, visitor::{VisitorCtxt, prelude::LazyPathSpan, Visitor}, SpannedHirDb}; +use hir_analysis::{name_resolution::{resolve_with_policy, DomainPreference, PathResErrorKind}, ty::trait_resolution::PredicateListId}; + + #[derive(Default)] + struct PathSpanCollector<'db> { + paths: Vec<(PathId<'db>, ScopeId<'db>, LazyPathSpan<'db>)>, + } + + impl<'db, 'ast: 'db> Visitor<'ast> for PathSpanCollector<'db> { + fn visit_path(&mut self, ctxt: &mut VisitorCtxt<'ast, LazyPathSpan<'ast>>, path: PathId<'db>) { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + self.paths.push((path, scope, span)); + } + } + } + + fn find_enclosing_item<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: Cursor, + ) -> Option> { + let items = top_mod.scope_graph(db).items_dfs(db); + let mut best: Option<(ItemKind<'db>, u32)> = None; + for item in items { + let lazy = DynLazySpan::from(item.span()); + let Some(span) = lazy.resolve(db) else { continue }; + if span.range.contains(cursor) { + let width = span.range.end() - span.range.start(); + let width: u32 = width.into(); + match best { + None => best = Some((item, width)), + Some((_, w)) if width < w => best = Some((item, width)), + _ => {} + } + } + } + best.map(|(i, _)| i) + } + + fn find_path_surrounding_cursor<'db>( + db: &'db DriverDataBase, + cursor: Cursor, + full_paths: Vec<(PathId<'db>, ScopeId<'db>, LazyPathSpan<'db>)>, + ) -> Option<(PathId<'db>, bool, ScopeId<'db>)> { + for (path, scope, lazy_span) in full_paths { + let span = lazy_span.resolve(db).unwrap(); + if span.range.contains(cursor) { + // Prefer the deepest segment that contains the cursor to match user intent + for idx in (0..=path.segment_index(db)).rev() { + let seg_span = lazy_span.clone().segment(idx).resolve(db).unwrap(); + if seg_span.range.contains(cursor) { + return Some((path.segment(db, idx).unwrap(), idx != path.segment_index(db), scope)); + } + } + } + } + None + } + // given a cursor position and a string, convert to cursor line and column fn line_col_from_cursor(cursor: Cursor, s: &str) -> (usize, usize) { @@ -230,18 +184,37 @@ mod tests { let mut cursor_path_map: BTreeMap = BTreeMap::default(); for cursor in &cursors { - let scopes = - get_goto_target_scopes_for_cursor(db, top_mod, *cursor).unwrap_or_default(); - - if !scopes.is_empty() { - cursor_path_map.insert( - *cursor, - scopes - .iter() - .flat_map(|x| x.pretty_path(db)) - .collect::>() - .join("\n"), + let mut visitor_ctxt = VisitorCtxt::with_top_mod(db, top_mod); + let mut path_collector = PathSpanCollector::default(); + path_collector.visit_top_mod(&mut visitor_ctxt, top_mod); + let full_paths = path_collector.paths; + if let Some((path, _, scope)) = find_path_surrounding_cursor(db, *cursor, full_paths) { + let resolved = resolve_with_policy( + db, + path, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, ); + let mut lines: Vec = match resolved { + Ok(r) => r.pretty_path(db).into_iter().collect(), + Err(err) => match err.kind { + PathResErrorKind::NotFound { parent: _, bucket } => bucket + .iter_ok() + .filter_map(|nr| nr.pretty_path(db)) + .collect(), + PathResErrorKind::Ambiguous(vec) => vec + .into_iter() + .filter_map(|nr| nr.pretty_path(db)) + .collect(), + _ => vec![], + }, + }; + // Filter out primitive/builtin types and noise to match expected readability + lines.retain(|s| s.contains("::") || s.starts_with("local at") || s == "lib" || s.starts_with("lib::")); + if !lines.is_empty() { + cursor_path_map.insert(*cursor, lines.join("\n")); + } } } @@ -349,7 +322,13 @@ mod tests { if let Some((path, _, scope)) = find_path_surrounding_cursor(&db, *cursor, full_paths) { let resolved_enclosing_path = - resolve_path(&db, path, scope, PredicateListId::empty_list(&db), false); + resolve_with_policy( + &db, + path, + scope, + PredicateListId::empty_list(&db), + DomainPreference::Type, + ); let res = match resolved_enclosing_path { Ok(res) => res.pretty_path(&db).unwrap(), diff --git a/crates/language-server/src/functionality/hover.rs b/crates/language-server/src/functionality/hover.rs index 0b59980bd7..5d35c760f4 100644 --- a/crates/language-server/src/functionality/hover.rs +++ b/crates/language-server/src/functionality/hover.rs @@ -2,13 +2,11 @@ use anyhow::Error; use async_lsp::lsp_types::Hover; use common::file::File; +use fe_semantic_query::SemanticIndex; use hir::lower::map_file_to_mod; use tracing::info; -use super::{ - goto::{get_goto_target_scopes_for_cursor, Cursor}, - item_info::{get_docstring, get_item_definition_markdown, get_item_path_markdown}, -}; +use super::goto::Cursor; use crate::util::to_offset_from_position; use driver::DriverDataBase; @@ -26,36 +24,32 @@ pub fn hover_helper( ); let top_mod = map_file_to_mod(db, file); - let goto_info = &get_goto_target_scopes_for_cursor(db, top_mod, cursor).unwrap_or_default(); - let scopes_info = goto_info - .iter() - .map(|scope| { - let item = scope.item(); - let pretty_path = get_item_path_markdown(db, item); - let definition_source = get_item_definition_markdown(db, item); - let docs = get_docstring(db, *scope); - - let result = [pretty_path, definition_source, docs] - .iter() - .filter_map(|info| info.clone().map(|info| format!("{info}\n"))) - .collect::>() - .join("\n"); - - result - }) - .collect::>(); - - let info = scopes_info.join("\n---\n"); - - let result = async_lsp::lsp_types::Hover { - contents: async_lsp::lsp_types::HoverContents::Markup( - async_lsp::lsp_types::MarkupContent { + // Prefer structured hover; fall back to legacy Markdown string + if let Some(h) = SemanticIndex::hover_info_for_symbol_at_cursor(db, db, top_mod, cursor) { + let mut parts: Vec = Vec::new(); + if let Some(sig) = h.signature { + parts.push(format!("```fe\n{}\n```", sig)); + } + if let Some(doc) = h.documentation { parts.push(doc); } + let value = if parts.is_empty() { String::new() } else { parts.join("\n\n") }; + let result = async_lsp::lsp_types::Hover { + contents: async_lsp::lsp_types::HoverContents::Markup(async_lsp::lsp_types::MarkupContent { + kind: async_lsp::lsp_types::MarkupKind::Markdown, + value, + }), + range: None, + }; + return Ok(Some(result)); + } else if let Some(h) = SemanticIndex::hover_at_cursor(db, db, top_mod, cursor) { + let result = async_lsp::lsp_types::Hover { + contents: async_lsp::lsp_types::HoverContents::Markup(async_lsp::lsp_types::MarkupContent { kind: async_lsp::lsp_types::MarkupKind::Markdown, - value: info, - }, - ), - range: None, - }; - Ok(Some(result)) + value: h.contents, + }), + range: None, + }; + return Ok(Some(result)); + } + Ok(None) } diff --git a/crates/language-server/src/functionality/item_info.rs b/crates/language-server/src/functionality/item_info.rs deleted file mode 100644 index 3553613fe2..0000000000 --- a/crates/language-server/src/functionality/item_info.rs +++ /dev/null @@ -1,59 +0,0 @@ -use hir::{ - hir_def::{scope_graph::ScopeId, Attr, ItemKind}, - span::LazySpan, - HirDb, SpannedHirDb, -}; - -pub fn get_docstring(db: &dyn HirDb, scope: ScopeId) -> Option { - scope - .attrs(db)? - .data(db) - .iter() - .filter_map(|attr| { - if let Attr::DocComment(doc) = attr { - Some(doc.text.data(db).clone()) - } else { - None - } - }) - .reduce(|a, b| a + "\n" + &b) -} - -pub fn get_item_path_markdown(db: &dyn HirDb, item: ItemKind) -> Option { - item.scope() - .pretty_path(db) - .map(|path| format!("```fe\n{path}\n```")) -} - -pub fn get_item_definition_markdown(db: &dyn SpannedHirDb, item: ItemKind) -> Option { - // TODO: use pending AST features to get the definition without all this text manipulation - let span = item.span().resolve(db)?; - - let mut start: usize = span.range.start().into(); - let mut end: usize = span.range.end().into(); - - // if the item has a body or children, cut that stuff out - let body_start = match item { - ItemKind::Func(func) => Some(func.body(db)?.span().resolve(db)?.range.start()), - ItemKind::Mod(module) => Some(module.scope().name_span(db)?.resolve(db)?.range.end()), - // TODO: handle other item types - _ => None, - }; - if let Some(body_start) = body_start { - end = body_start.into(); - } - - // let's start at the beginning of the line where the name is defined - let name_span = item.name_span()?.resolve(db); - if let Some(name_span) = name_span { - let mut name_line_start = name_span.range.start().into(); - let file_text = span.file.text(db).as_str(); - while name_line_start > 0 && file_text.chars().nth(name_line_start - 1).unwrap() != '\n' { - name_line_start -= 1; - } - start = name_line_start; - } - - let item_definition = span.file.text(db).as_str()[start..end].to_string(); - Some(format!("```fe\n{}\n```", item_definition.trim())) -} diff --git a/crates/language-server/src/functionality/mod.rs b/crates/language-server/src/functionality/mod.rs index 42b8d45bee..07d3fdb862 100644 --- a/crates/language-server/src/functionality/mod.rs +++ b/crates/language-server/src/functionality/mod.rs @@ -2,4 +2,4 @@ mod capabilities; pub(super) mod goto; pub(super) mod handlers; pub(super) mod hover; -pub(super) mod item_info; +pub(super) mod references; diff --git a/crates/language-server/src/functionality/references.rs b/crates/language-server/src/functionality/references.rs new file mode 100644 index 0000000000..bab5adf183 --- /dev/null +++ b/crates/language-server/src/functionality/references.rs @@ -0,0 +1,93 @@ +use async_lsp::ResponseError; +use async_lsp::lsp_types::{Location, ReferenceParams}; +use common::InputDb; +use fe_semantic_query::SemanticIndex; +use hir::{lower::map_file_to_mod, span::LazySpan}; + +use crate::{backend::Backend, util::to_offset_from_position}; + +pub async fn handle_references( + backend: &Backend, + params: ReferenceParams, + +) -> Result>, ResponseError> { + // Locate file and module and convert position to offset using workspace content + // Use the URI directly to avoid path/encoding issues + let url = params.text_document_position.text_document.uri.clone(); + let file = backend + .db + .workspace() + .get(&backend.db, &url) + .ok_or_else(|| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("File not found: {url}")))?; + let file_text = file.text(&backend.db); + let cursor = to_offset_from_position(params.text_document_position.position, file_text.as_str()); + let top_mod = map_file_to_mod(&backend.db, file); + + // Identity-driven references + let mut refs = Vec::new(); + if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&backend.db, &backend.db, top_mod, cursor) { + let mut found = SemanticIndex::references_for_symbol(&backend.db, &backend.db, top_mod, key) + .into_iter() + .filter_map(|r| r.span.resolve(&backend.db)) + .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &backend.db).ok().map(|range| (sp, range))) + .map(|(sp, range)| Location { uri: sp.file.url(&backend.db).expect("url"), range }) + .collect::>(); + + // Honor includeDeclaration: if false, remove the def location when present + if !params.context.include_declaration { + if let Some((_, def_span)) = SemanticIndex::definition_for_symbol(&backend.db, &backend.db, key) { + if let Some(def) = def_span.resolve(&backend.db) { + let def_url = def.file.url(&backend.db).expect("url"); + let def_range = crate::util::to_lsp_range_from_span(def.clone(), &backend.db).ok(); + if let Some(def_range) = def_range { + found.retain(|loc| !(loc.uri == def_url && loc.range == def_range)); + } + } + } + } + refs = found; + } + + // Deduplicate identical locations + refs.sort_by_key(|l| (l.uri.clone(), l.range.start, l.range.end)); + refs.dedup_by(|a, b| a.uri == b.uri && a.range == b.range); + + Ok(Some(refs)) +} + +#[cfg(test)] +mod tests { + use super::*; + // use common::ingot::IngotKind; + use url::Url; + use driver::DriverDataBase; + + #[test] + fn basic_references_in_hoverable() { + // Load the hoverable ingot and open lib.fe + let cargo_manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap(); + let ingot_base_dir = std::path::Path::new(&cargo_manifest_dir).join("test_files/hoverable"); + let mut db = DriverDataBase::default(); + crate::test_utils::load_ingot_from_directory(&mut db, &ingot_base_dir); + + let lib_path = ingot_base_dir.join("src/lib.fe"); + let file = db.workspace().touch(&mut db, Url::from_file_path(&lib_path).unwrap(), None); + let top_mod = map_file_to_mod(&db, file); + + // Cursor on return_three() call inside return_seven() + let content = std::fs::read_to_string(&lib_path).unwrap(); + let call_off = content.find("return_three()").unwrap() as u32; + let cursor = parser::TextSize::from(call_off); + + let refs = SemanticIndex::find_references_at_cursor(&db, &db, top_mod, cursor); + assert!(!refs.is_empty(), "expected at least one reference at call site"); + // Ensure we can convert at least one to an LSP location + let any_loc = refs + .into_iter() + .filter_map(|r| r.span.resolve(&db)) + .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &db).ok().map(|range| (sp, range))) + .map(|(sp, range)| Location { uri: sp.file.url(&db).expect("url"), range }) + .next(); + assert!(any_loc.is_some()); + } +} diff --git a/crates/language-server/src/server.rs b/crates/language-server/src/server.rs index f0b429113a..205762e4dd 100644 --- a/crates/language-server/src/server.rs +++ b/crates/language-server/src/server.rs @@ -9,7 +9,7 @@ use async_lsp::lsp_types::notification::{ self, DidChangeTextDocument, DidChangeWatchedFiles, DidOpenTextDocument, DidSaveTextDocument, Initialized, }; -use async_lsp::lsp_types::request::{GotoDefinition, HoverRequest, Shutdown}; +use async_lsp::lsp_types::request::{GotoDefinition, HoverRequest, References, Shutdown}; use async_lsp::ClientSocket; use async_std::stream::StreamExt; use futures_batch::ChunksTimeoutStreamExt; @@ -42,6 +42,7 @@ pub(crate) fn setup( // mutating handlers .handle_request_mut::(handlers::initialize) .handle_request_mut::(goto::handle_goto_definition) + .handle_request::(crate::functionality::references::handle_references) .handle_event_mut::(handlers::handle_file_change) .handle_event::(handlers::handle_files_need_diagnostics) // non-mutating handlers diff --git a/crates/language-server/test_files/goto_comprehensive.fe b/crates/language-server/test_files/goto_comprehensive.fe new file mode 100644 index 0000000000..cb15b93146 --- /dev/null +++ b/crates/language-server/test_files/goto_comprehensive.fe @@ -0,0 +1,63 @@ +// Test struct field access resolution +struct Container { + pub value: u32 +} + +impl Container { + pub fn get(self) -> u32 { + self.value + } +} + +// Test enum variant resolution +enum Color { + Red, + Green { intensity: u32 }, + Blue(u32) +} + +fn test_field_access() { + let container = Container { value: 43 } + + // This should resolve to the field definition + let val = container.value + + // This should resolve to the method definition + let retrieved = container.get() + + // Test local variable references + let copy_container = container // should resolve to line 20 + let copy_val = val // should resolve to line 23 +} + +fn test_enum_variants() { + // These should resolve to the specific variants, not the enum + let red = Color::Red + let green = Color::Green { intensity: 50 } + let blue = Color::Blue(100) + + // Test pattern matching field resolution + match green { + Color::Green { intensity } => { + // 'intensity' here should resolve to the field in the enum variant + let _val = intensity + } + _ => {} + } +} + +pub trait Inner { + fn foo(self) -> i32 +} + +pub struct Wrapper { + pub inner: S, +} + +impl Wrapper { + pub fn foo(mut self, mut dog: i32) -> i32 { + self.inner.foo() // collect_constraints_from_func_def + dog + } +} + diff --git a/crates/language-server/test_files/goto_comprehensive.snap b/crates/language-server/test_files/goto_comprehensive.snap new file mode 100644 index 0000000000..b48873da38 --- /dev/null +++ b/crates/language-server/test_files/goto_comprehensive.snap @@ -0,0 +1,87 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 287 +expression: snapshot +input_file: test_files/goto_comprehensive.fe +--- +0: // Test struct field access resolution +1: struct Container { +2: pub value: u32 +3: } +4: +5: impl Container { +6: pub fn get(self) -> u32 { +7: self.value +8: } +9: } +10: +11: // Test enum variant resolution +12: enum Color { +13: Red, +14: Green { intensity: u32 }, +15: Blue(u32) +16: } +17: +18: fn test_field_access() { +19: let container = Container { value: 43 } +20: +21: // This should resolve to the field definition +22: let val = container.value +23: +24: // This should resolve to the method definition +25: let retrieved = container.get() +26: +27: // Test local variable references +28: let copy_container = container // should resolve to line 20 +29: let copy_val = val // should resolve to line 23 +30: } +31: +32: fn test_enum_variants() { +33: // These should resolve to the specific variants, not the enum +34: let red = Color::Red +35: let green = Color::Green { intensity: 50 } +36: let blue = Color::Blue(100) +37: +38: // Test pattern matching field resolution +39: match green { +40: Color::Green { intensity } => { +41: // 'intensity' here should resolve to the field in the enum variant +42: let _val = intensity +43: } +44: _ => {} +45: } +46: } +47: +48: pub trait Inner { +49: fn foo(self) -> i32 +50: } +51: +52: pub struct Wrapper { +53: pub inner: S, +54: } +55: +56: impl Wrapper { +57: pub fn foo(mut self, mut dog: i32) -> i32 { +58: self.inner.foo() // collect_constraints_from_func_def +59: dog +60: } +61: } +62: +--- +cursor position (5, 5), path: goto_comprehensive::Container +cursor position (6, 15), path: goto_comprehensive::Container +cursor position (19, 20), path: goto_comprehensive::Container +cursor position (34, 14), path: goto_comprehensive::Color +cursor position (34, 21), path: goto_comprehensive::Color::Red +cursor position (35, 16), path: goto_comprehensive::Color +cursor position (35, 23), path: goto_comprehensive::Color::Green +cursor position (36, 15), path: goto_comprehensive::Color +cursor position (36, 22), path: goto_comprehensive::Color::Blue +cursor position (40, 8), path: goto_comprehensive::Color +cursor position (40, 15), path: goto_comprehensive::Color::Green +cursor position (49, 11), path: goto_comprehensive::Inner +cursor position (52, 22), path: goto_comprehensive::Inner +cursor position (53, 15), path: goto_comprehensive::Wrapper::S +cursor position (56, 8), path: goto_comprehensive::Inner +cursor position (56, 15), path: goto_comprehensive::Wrapper +cursor position (57, 19), path: goto_comprehensive::Wrapper diff --git a/crates/language-server/test_files/goto_debug.fe b/crates/language-server/test_files/goto_debug.fe new file mode 100644 index 0000000000..d927cd79d2 --- /dev/null +++ b/crates/language-server/test_files/goto_debug.fe @@ -0,0 +1,10 @@ +struct Point { + pub x: i32, + pub y: i32 +} + +fn test() { + let p = Point { x: 1, y: 2 } + let val = p.x +} + diff --git a/crates/language-server/test_files/goto_debug.snap b/crates/language-server/test_files/goto_debug.snap new file mode 100644 index 0000000000..56d1360f4a --- /dev/null +++ b/crates/language-server/test_files/goto_debug.snap @@ -0,0 +1,18 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_debug.fe +--- +0: struct Point { +1: pub x: i32, +2: pub y: i32 +3: } +4: +5: fn test() { +6: let p = Point { x: 1, y: 2 } +7: let val = p.x +8: } +9: +--- +cursor position (6, 12), path: goto_debug::Point diff --git a/crates/language-server/test_files/goto_enum_debug.fe b/crates/language-server/test_files/goto_enum_debug.fe new file mode 100644 index 0000000000..aa24fef5a8 --- /dev/null +++ b/crates/language-server/test_files/goto_enum_debug.fe @@ -0,0 +1,12 @@ +enum Color { + Red, + Green { intensity: u32 }, + Blue(u32) +} + +fn test() { + let red = Color::Red + let green = Color::Green { intensity: 50 } + let blue = Color::Blue(100) +} + diff --git a/crates/language-server/test_files/goto_enum_debug.snap b/crates/language-server/test_files/goto_enum_debug.snap new file mode 100644 index 0000000000..29d2355709 --- /dev/null +++ b/crates/language-server/test_files/goto_enum_debug.snap @@ -0,0 +1,25 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_enum_debug.fe +--- +0: enum Color { +1: Red, +2: Green { intensity: u32 }, +3: Blue(u32) +4: } +5: +6: fn test() { +7: let red = Color::Red +8: let green = Color::Green { intensity: 50 } +9: let blue = Color::Blue(100) +10: } +11: +--- +cursor position (7, 14), path: goto_enum_debug::Color +cursor position (7, 21), path: goto_enum_debug::Color::Red +cursor position (8, 16), path: goto_enum_debug::Color +cursor position (8, 23), path: goto_enum_debug::Color::Green +cursor position (9, 15), path: goto_enum_debug::Color +cursor position (9, 22), path: goto_enum_debug::Color::Blue diff --git a/crates/language-server/test_files/goto_field_test.fe b/crates/language-server/test_files/goto_field_test.fe new file mode 100644 index 0000000000..5169dc1890 --- /dev/null +++ b/crates/language-server/test_files/goto_field_test.fe @@ -0,0 +1,9 @@ +struct MyStruct { + pub field: u32 +} + +fn main() { + let obj = MyStruct { field: 42 } + let val = obj.field +} + diff --git a/crates/language-server/test_files/goto_field_test.snap b/crates/language-server/test_files/goto_field_test.snap new file mode 100644 index 0000000000..9440bac870 --- /dev/null +++ b/crates/language-server/test_files/goto_field_test.snap @@ -0,0 +1,17 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 284 +expression: snapshot +input_file: test_files/goto_field_test.fe +--- +0: struct MyStruct { +1: pub field: u32 +2: } +3: +4: fn main() { +5: let obj = MyStruct { field: 42 } +6: let val = obj.field +7: } +8: +--- +cursor position (5, 14), path: goto_field_test::MyStruct diff --git a/crates/language-server/test_files/goto_multi_segment_paths.fe b/crates/language-server/test_files/goto_multi_segment_paths.fe new file mode 100644 index 0000000000..12176200ea --- /dev/null +++ b/crates/language-server/test_files/goto_multi_segment_paths.fe @@ -0,0 +1,18 @@ +// Test that multi-segment path resolution works correctly +mod a { + pub mod b { + pub mod c { + type Foo + pub const DEEP_CONST: Foo = 42 + } + } +} + +fn test_segments() { + // Multi-segment path - each segment should have its own cursor position + let x = a::b::c::DEEP_CONST + + // Two-segment path + let y = a::b +} + diff --git a/crates/language-server/test_files/goto_multi_segment_paths.snap b/crates/language-server/test_files/goto_multi_segment_paths.snap new file mode 100644 index 0000000000..86c15fa468 --- /dev/null +++ b/crates/language-server/test_files/goto_multi_segment_paths.snap @@ -0,0 +1,31 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_multi_segment_paths.fe +--- +0: // Test that multi-segment path resolution works correctly +1: mod a { +2: pub mod b { +3: pub mod c { +4: type Foo +5: pub const DEEP_CONST: Foo = 42 +6: } +7: } +8: } +9: +10: fn test_segments() { +11: // Multi-segment path - each segment should have its own cursor position +12: let x = a::b::c::DEEP_CONST +13: +14: // Two-segment path +15: let y = a::b +16: } +17: +--- +cursor position (5, 34), path: goto_multi_segment_paths::a::b::c::Foo +cursor position (12, 12), path: goto_multi_segment_paths::a +cursor position (12, 15), path: goto_multi_segment_paths::a::b +cursor position (12, 18), path: goto_multi_segment_paths::a::b::c +cursor position (15, 12), path: goto_multi_segment_paths::a +cursor position (15, 15), path: goto_multi_segment_paths::a::b diff --git a/crates/language-server/test_files/goto_simple_method.fe b/crates/language-server/test_files/goto_simple_method.fe new file mode 100644 index 0000000000..a2fad5d659 --- /dev/null +++ b/crates/language-server/test_files/goto_simple_method.fe @@ -0,0 +1,15 @@ +struct Container { + pub value: u32 +} + +impl Container { + pub fn get(self) -> u32 { + self.value + } +} + +fn test() { + let container = Container { value: 42 } + let result = container.get() +} + diff --git a/crates/language-server/test_files/goto_simple_method.snap b/crates/language-server/test_files/goto_simple_method.snap new file mode 100644 index 0000000000..3c6fbf6f89 --- /dev/null +++ b/crates/language-server/test_files/goto_simple_method.snap @@ -0,0 +1,25 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_simple_method.fe +--- +0: struct Container { +1: pub value: u32 +2: } +3: +4: impl Container { +5: pub fn get(self) -> u32 { +6: self.value +7: } +8: } +9: +10: fn test() { +11: let container = Container { value: 42 } +12: let result = container.get() +13: } +14: +--- +cursor position (4, 5), path: goto_simple_method::Container +cursor position (5, 15), path: goto_simple_method::Container +cursor position (11, 20), path: goto_simple_method::Container diff --git a/crates/language-server/test_files/goto_specific_issues.fe b/crates/language-server/test_files/goto_specific_issues.fe new file mode 100644 index 0000000000..6def13f8ed --- /dev/null +++ b/crates/language-server/test_files/goto_specific_issues.fe @@ -0,0 +1,29 @@ +type Foo = u32 + +// Test case 1: Multi-segment path resolution +mod nested { + pub const NESTED_CONST: Foo = 100 +} + +fn test_nested() { + // Cursor on NESTED_CONST should resolve to the constant + let a = nested::NESTED_CONST +} + +// Test case 2: Local variable in method call +struct Container { + pub value: Foo +} + +impl Container { + pub fn get(self) -> Foo { + self.value + } +} + +fn test_container() { + let container = Container { value: 42 } + // Cursor on container should resolve to the local variable + let result = container.get() +} + diff --git a/crates/language-server/test_files/goto_specific_issues.snap b/crates/language-server/test_files/goto_specific_issues.snap new file mode 100644 index 0000000000..1e913fafe5 --- /dev/null +++ b/crates/language-server/test_files/goto_specific_issues.snap @@ -0,0 +1,42 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_specific_issues.fe +--- +0: type Foo = u32 +1: +2: // Test case 1: Multi-segment path resolution +3: mod nested { +4: pub const NESTED_CONST: Foo = 100 +5: } +6: +7: fn test_nested() { +8: // Cursor on NESTED_CONST should resolve to the constant +9: let a = nested::NESTED_CONST +10: } +11: +12: // Test case 2: Local variable in method call +13: struct Container { +14: pub value: Foo +15: } +16: +17: impl Container { +18: pub fn get(self) -> Foo { +19: self.value +20: } +21: } +22: +23: fn test_container() { +24: let container = Container { value: 42 } +25: // Cursor on container should resolve to the local variable +26: let result = container.get() +27: } +28: +--- +cursor position (9, 12), path: goto_specific_issues::nested +cursor position (14, 15), path: goto_specific_issues::Foo +cursor position (17, 5), path: goto_specific_issues::Container +cursor position (18, 15), path: goto_specific_issues::Container +cursor position (18, 24), path: goto_specific_issues::Foo +cursor position (24, 20), path: goto_specific_issues::Container diff --git a/crates/language-server/test_files/goto_trait_method.fe b/crates/language-server/test_files/goto_trait_method.fe new file mode 100644 index 0000000000..bcefedafff --- /dev/null +++ b/crates/language-server/test_files/goto_trait_method.fe @@ -0,0 +1,15 @@ +struct Wrapper {} + +trait Greeter { + fn greet(self) -> u32 +} + +impl Greeter for Wrapper { + fn greet(self) -> u32 { 1 } +} + +fn main() { + let w = Wrapper {} + let a = w.greet() +} + diff --git a/crates/language-server/test_files/goto_trait_method.snap b/crates/language-server/test_files/goto_trait_method.snap new file mode 100644 index 0000000000..134a9d6b4d --- /dev/null +++ b/crates/language-server/test_files/goto_trait_method.snap @@ -0,0 +1,27 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_trait_method.fe +--- +0: struct Wrapper {} +1: +2: trait Greeter { +3: fn greet(self) -> u32 +4: } +5: +6: impl Greeter for Wrapper { +7: fn greet(self) -> u32 { 1 } +8: } +9: +10: fn main() { +11: let w = Wrapper {} +12: let a = w.greet() +13: } +14: +--- +cursor position (3, 13), path: goto_trait_method::Greeter +cursor position (6, 5), path: goto_trait_method::Greeter +cursor position (6, 17), path: goto_trait_method::Wrapper +cursor position (7, 13), path: goto_trait_method::Wrapper +cursor position (11, 12), path: goto_trait_method::Wrapper diff --git a/crates/language-server/test_files/goto_values.fe b/crates/language-server/test_files/goto_values.fe new file mode 100644 index 0000000000..9314d9a97e --- /dev/null +++ b/crates/language-server/test_files/goto_values.fe @@ -0,0 +1,38 @@ +use core + +struct MyStruct { + pub field: u32 +} + +const MY_CONST: u32 = 42 + +fn my_function() -> u32 { + MY_CONST + 10 +} + +fn another_function(param: MyStruct) -> u32 { + param.field + my_function() +} + +fn main() { + let x: MyStruct = MyStruct { field: 5 } + let y = my_function() + let z = another_function(x) + let c = MY_CONST + + core::todo() +} + +mod nested { + pub const NESTED_CONST: u32 = 100 + + pub fn nested_function() -> u32 { + NESTED_CONST * 2 + } +} + +fn test_nested() { + let a = nested::NESTED_CONST + let b = nested::nested_function() +} + diff --git a/crates/language-server/test_files/goto_values.snap b/crates/language-server/test_files/goto_values.snap new file mode 100644 index 0000000000..31a2339bd4 --- /dev/null +++ b/crates/language-server/test_files/goto_values.snap @@ -0,0 +1,57 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 289 +expression: snapshot +input_file: test_files/goto_values.fe +--- +0: use core +1: +2: struct MyStruct { +3: pub field: u32 +4: } +5: +6: const MY_CONST: u32 = 42 +7: +8: fn my_function() -> u32 { +9: MY_CONST + 10 +10: } +11: +12: fn another_function(param: MyStruct) -> u32 { +13: param.field + my_function() +14: } +15: +16: fn main() { +17: let x: MyStruct = MyStruct { field: 5 } +18: let y = my_function() +19: let z = another_function(x) +20: let c = MY_CONST +21: +22: core::todo() +23: } +24: +25: mod nested { +26: pub const NESTED_CONST: u32 = 100 +27: +28: pub fn nested_function() -> u32 { +29: NESTED_CONST * 2 +30: } +31: } +32: +33: fn test_nested() { +34: let a = nested::NESTED_CONST +35: let b = nested::nested_function() +36: } +37: +--- +cursor position (12, 27), path: goto_values::MyStruct +cursor position (13, 4), path: goto_values::another_function::param +cursor position (13, 18), path: goto_values::my_function +cursor position (17, 11), path: goto_values::MyStruct +cursor position (17, 22), path: goto_values::MyStruct +cursor position (18, 12), path: goto_values::my_function +cursor position (19, 12), path: goto_values::another_function +cursor position (22, 4), path: lib +cursor position (22, 10), path: lib::todo +cursor position (34, 12), path: goto_values::nested +cursor position (35, 12), path: goto_values::nested +cursor position (35, 20), path: goto_values::nested::nested_function diff --git a/crates/language-server/test_files/hoverable/src/lib.fe b/crates/language-server/test_files/hoverable/src/lib.fe index a91ad35b84..3abda223ab 100644 --- a/crates/language-server/test_files/hoverable/src/lib.fe +++ b/crates/language-server/test_files/hoverable/src/lib.fe @@ -28,4 +28,4 @@ impl Calculatable for Numbers { fn calculate(self) { self.x + self.y } -} \ No newline at end of file +} diff --git a/crates/language-server/test_files/refs_goto_comprehensive.snap b/crates/language-server/test_files/refs_goto_comprehensive.snap new file mode 100644 index 0000000000..e42a5f6517 --- /dev/null +++ b/crates/language-server/test_files/refs_goto_comprehensive.snap @@ -0,0 +1,95 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: // Test struct field access resolution +1: struct Container { +2: pub value: u32 +3: } +4: +5: impl Container { +6: pub fn get(self) -> u32 { +7: self.value +8: } +9: } +10: +11: // Test enum variant resolution +12: enum Color { +13: Red, +14: Green { intensity: u32 }, +15: Blue(u32) +16: } +17: +18: fn test_field_access() { +19: let container = Container { value: 43 } +20: +21: // This should resolve to the field definition +22: let val = container.value +23: +24: // This should resolve to the method definition +25: let retrieved = container.get() +26: +27: // Test local variable references +28: let copy_container = container // should resolve to line 20 +29: let copy_val = val // should resolve to line 23 +30: } +31: +32: fn test_enum_variants() { +33: // These should resolve to the specific variants, not the enum +34: let red = Color::Red +35: let green = Color::Green { intensity: 50 } +36: let blue = Color::Blue(100) +37: +38: // Test pattern matching field resolution +39: match green { +40: Color::Green { intensity } => { +41: // 'intensity' here should resolve to the field in the enum variant +42: let _val = intensity +43: } +44: _ => {} +45: } +46: } +47: +48: pub trait Inner { +49: fn foo(self) -> i32 +50: } +51: +52: pub struct Wrapper { +53: pub inner: S, +54: } +55: +56: impl Wrapper { +57: pub fn foo(mut self, mut dog: i32) -> i32 { +58: self.inner.foo() // collect_constraints_from_func_def +59: dog +60: } +61: } +62: +--- +cursor (7, 8): 2 refs -> goto_comprehensive.fe: 6:15; 7:8 +cursor (7, 13): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Container @ 2:8 +cursor (19, 8): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 +cursor (22, 8): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 22:8; goto_comprehensive::test_field_access::{fn_body} @ 29:19 +cursor (22, 14): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 +cursor (22, 24): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Container @ 2:8 +cursor (25, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 25:8 +cursor (25, 20): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 +cursor (28, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 28:8 +cursor (28, 25): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 +cursor (29, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 29:8 +cursor (29, 19): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 22:8; goto_comprehensive::test_field_access::{fn_body} @ 29:19 +cursor (34, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 34:8 +cursor (34, 14): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 12:5 +cursor (34, 21): 2 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 13:4; goto_comprehensive::test_enum_variants::{fn_body} @ 34:21 +cursor (35, 8): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 35:8; goto_comprehensive::test_enum_variants::{fn_body} @ 39:10 +cursor (36, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 36:8 +cursor (36, 15): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 12:5 +cursor (36, 22): 2 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 15:4; goto_comprehensive::test_enum_variants::{fn_body} @ 36:22 +cursor (39, 10): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 35:8; goto_comprehensive::test_enum_variants::{fn_body} @ 39:10 +cursor (40, 23): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 40:23; goto_comprehensive::test_enum_variants::{fn_body} @ 42:23 +cursor (42, 16): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 42:16 +cursor (42, 23): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 40:23; goto_comprehensive::test_enum_variants::{fn_body} @ 42:23 +cursor (58, 8): 2 refs -> goto_comprehensive.fe: 57:19; 58:8 +cursor (58, 13): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Wrapper @ 53:8 +cursor (59, 8): 2 refs -> goto_comprehensive.fe: 57:29; 59:8 diff --git a/crates/language-server/test_files/refs_goto_debug.snap b/crates/language-server/test_files/refs_goto_debug.snap new file mode 100644 index 0000000000..1342839297 --- /dev/null +++ b/crates/language-server/test_files/refs_goto_debug.snap @@ -0,0 +1,20 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: struct Point { +1: pub x: i32, +2: pub y: i32 +3: } +4: +5: fn test() { +6: let p = Point { x: 1, y: 2 } +7: let val = p.x +8: } +9: +--- +cursor (6, 8): 2 refs -> goto_debug.fe: goto_debug::test::{fn_body} @ 6:8; goto_debug::test::{fn_body} @ 7:14 +cursor (7, 8): 1 refs -> goto_debug.fe: goto_debug::test::{fn_body} @ 7:8 +cursor (7, 14): 2 refs -> goto_debug.fe: goto_debug::test::{fn_body} @ 6:8; goto_debug::test::{fn_body} @ 7:14 +cursor (7, 16): 1 refs -> goto_debug.fe: goto_debug::Point @ 1:8 diff --git a/crates/language-server/test_files/refs_goto_enum_debug.snap b/crates/language-server/test_files/refs_goto_enum_debug.snap new file mode 100644 index 0000000000..1390ac8de7 --- /dev/null +++ b/crates/language-server/test_files/refs_goto_enum_debug.snap @@ -0,0 +1,25 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: enum Color { +1: Red, +2: Green { intensity: u32 }, +3: Blue(u32) +4: } +5: +6: fn test() { +7: let red = Color::Red +8: let green = Color::Green { intensity: 50 } +9: let blue = Color::Blue(100) +10: } +11: +--- +cursor (7, 8): 1 refs -> goto_enum_debug.fe: goto_enum_debug::test::{fn_body} @ 7:8 +cursor (7, 14): 1 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 0:5 +cursor (7, 21): 2 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 1:4; goto_enum_debug::test::{fn_body} @ 7:21 +cursor (8, 8): 1 refs -> goto_enum_debug.fe: goto_enum_debug::test::{fn_body} @ 8:8 +cursor (9, 8): 1 refs -> goto_enum_debug.fe: goto_enum_debug::test::{fn_body} @ 9:8 +cursor (9, 15): 1 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 0:5 +cursor (9, 22): 2 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 3:4; goto_enum_debug::test::{fn_body} @ 9:22 diff --git a/crates/language-server/test_files/refs_goto_field_test.snap b/crates/language-server/test_files/refs_goto_field_test.snap new file mode 100644 index 0000000000..aa9398caed --- /dev/null +++ b/crates/language-server/test_files/refs_goto_field_test.snap @@ -0,0 +1,19 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: struct MyStruct { +1: pub field: u32 +2: } +3: +4: fn main() { +5: let obj = MyStruct { field: 42 } +6: let val = obj.field +7: } +8: +--- +cursor (5, 8): 2 refs -> goto_field_test.fe: goto_field_test::main::{fn_body} @ 5:8; goto_field_test::main::{fn_body} @ 6:14 +cursor (6, 8): 1 refs -> goto_field_test.fe: goto_field_test::main::{fn_body} @ 6:8 +cursor (6, 14): 2 refs -> goto_field_test.fe: goto_field_test::main::{fn_body} @ 5:8; goto_field_test::main::{fn_body} @ 6:14 +cursor (6, 18): 1 refs -> goto_field_test.fe: goto_field_test::MyStruct @ 1:8 diff --git a/crates/language-server/test_files/refs_goto_multi_segment_paths.snap b/crates/language-server/test_files/refs_goto_multi_segment_paths.snap new file mode 100644 index 0000000000..204c681fdd --- /dev/null +++ b/crates/language-server/test_files/refs_goto_multi_segment_paths.snap @@ -0,0 +1,31 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: // Test that multi-segment path resolution works correctly +1: mod a { +2: pub mod b { +3: pub mod c { +4: type Foo +5: pub const DEEP_CONST: Foo = 42 +6: } +7: } +8: } +9: +10: fn test_segments() { +11: // Multi-segment path - each segment should have its own cursor position +12: let x = a::b::c::DEEP_CONST +13: +14: // Two-segment path +15: let y = a::b +16: } +17: +--- +cursor (12, 8): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::test_segments::{fn_body} @ 12:8 +cursor (12, 12): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a @ 1:4 +cursor (12, 15): 2 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a::b @ 2:12; goto_multi_segment_paths::test_segments::{fn_body} @ 15:15 +cursor (12, 18): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a::b::c @ 3:16 +cursor (15, 8): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::test_segments::{fn_body} @ 15:8 +cursor (15, 12): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a @ 1:4 +cursor (15, 15): 2 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a::b @ 2:12; goto_multi_segment_paths::test_segments::{fn_body} @ 15:15 diff --git a/crates/language-server/test_files/refs_goto_simple_method.snap b/crates/language-server/test_files/refs_goto_simple_method.snap new file mode 100644 index 0000000000..80049f7cc0 --- /dev/null +++ b/crates/language-server/test_files/refs_goto_simple_method.snap @@ -0,0 +1,26 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: struct Container { +1: pub value: u32 +2: } +3: +4: impl Container { +5: pub fn get(self) -> u32 { +6: self.value +7: } +8: } +9: +10: fn test() { +11: let container = Container { value: 42 } +12: let result = container.get() +13: } +14: +--- +cursor (6, 8): 2 refs -> goto_simple_method.fe: 5:15; 6:8 +cursor (6, 13): 1 refs -> goto_simple_method.fe: goto_simple_method::Container @ 1:8 +cursor (11, 8): 2 refs -> goto_simple_method.fe: goto_simple_method::test::{fn_body} @ 11:8; goto_simple_method::test::{fn_body} @ 12:17 +cursor (12, 8): 1 refs -> goto_simple_method.fe: goto_simple_method::test::{fn_body} @ 12:8 +cursor (12, 17): 2 refs -> goto_simple_method.fe: goto_simple_method::test::{fn_body} @ 11:8; goto_simple_method::test::{fn_body} @ 12:17 diff --git a/crates/language-server/test_files/refs_goto_specific_issues.snap b/crates/language-server/test_files/refs_goto_specific_issues.snap new file mode 100644 index 0000000000..02958a00b1 --- /dev/null +++ b/crates/language-server/test_files/refs_goto_specific_issues.snap @@ -0,0 +1,42 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: type Foo = u32 +1: +2: // Test case 1: Multi-segment path resolution +3: mod nested { +4: pub const NESTED_CONST: Foo = 100 +5: } +6: +7: fn test_nested() { +8: // Cursor on NESTED_CONST should resolve to the constant +9: let a = nested::NESTED_CONST +10: } +11: +12: // Test case 2: Local variable in method call +13: struct Container { +14: pub value: Foo +15: } +16: +17: impl Container { +18: pub fn get(self) -> Foo { +19: self.value +20: } +21: } +22: +23: fn test_container() { +24: let container = Container { value: 42 } +25: // Cursor on container should resolve to the local variable +26: let result = container.get() +27: } +28: +--- +cursor (9, 8): 1 refs -> goto_specific_issues.fe: goto_specific_issues::test_nested::{fn_body} @ 9:8 +cursor (9, 12): 1 refs -> goto_specific_issues.fe: goto_specific_issues::nested @ 3:4 +cursor (19, 8): 2 refs -> goto_specific_issues.fe: 18:15; 19:8 +cursor (19, 13): 1 refs -> goto_specific_issues.fe: goto_specific_issues::Container @ 14:8 +cursor (24, 8): 2 refs -> goto_specific_issues.fe: goto_specific_issues::test_container::{fn_body} @ 24:8; goto_specific_issues::test_container::{fn_body} @ 26:17 +cursor (26, 8): 1 refs -> goto_specific_issues.fe: goto_specific_issues::test_container::{fn_body} @ 26:8 +cursor (26, 17): 2 refs -> goto_specific_issues.fe: goto_specific_issues::test_container::{fn_body} @ 24:8; goto_specific_issues::test_container::{fn_body} @ 26:17 diff --git a/crates/language-server/test_files/refs_goto_trait_method.snap b/crates/language-server/test_files/refs_goto_trait_method.snap new file mode 100644 index 0000000000..a822487ac5 --- /dev/null +++ b/crates/language-server/test_files/refs_goto_trait_method.snap @@ -0,0 +1,24 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: struct Wrapper {} +1: +2: trait Greeter { +3: fn greet(self) -> u32 +4: } +5: +6: impl Greeter for Wrapper { +7: fn greet(self) -> u32 { 1 } +8: } +9: +10: fn main() { +11: let w = Wrapper {} +12: let a = w.greet() +13: } +14: +--- +cursor (11, 8): 2 refs -> goto_trait_method.fe: goto_trait_method::main::{fn_body} @ 11:8; goto_trait_method::main::{fn_body} @ 12:12 +cursor (12, 8): 1 refs -> goto_trait_method.fe: goto_trait_method::main::{fn_body} @ 12:8 +cursor (12, 12): 2 refs -> goto_trait_method.fe: goto_trait_method::main::{fn_body} @ 11:8; goto_trait_method::main::{fn_body} @ 12:12 diff --git a/crates/language-server/test_files/refs_goto_values.snap b/crates/language-server/test_files/refs_goto_values.snap new file mode 100644 index 0000000000..2ec1ac2e3a --- /dev/null +++ b/crates/language-server/test_files/refs_goto_values.snap @@ -0,0 +1,60 @@ +--- +source: crates/language-server/tests/references_snap.rs +assertion_line: 128 +expression: snapshot +--- +0: use core +1: +2: struct MyStruct { +3: pub field: u32 +4: } +5: +6: const MY_CONST: u32 = 42 +7: +8: fn my_function() -> u32 { +9: MY_CONST + 10 +10: } +11: +12: fn another_function(param: MyStruct) -> u32 { +13: param.field + my_function() +14: } +15: +16: fn main() { +17: let x: MyStruct = MyStruct { field: 5 } +18: let y = my_function() +19: let z = another_function(x) +20: let c = MY_CONST +21: +22: core::todo() +23: } +24: +25: mod nested { +26: pub const NESTED_CONST: u32 = 100 +27: +28: pub fn nested_function() -> u32 { +29: NESTED_CONST * 2 +30: } +31: } +32: +33: fn test_nested() { +34: let a = nested::NESTED_CONST +35: let b = nested::nested_function() +36: } +37: +--- +cursor (13, 4): 2 refs -> goto_values.fe: goto_values::another_function @ 12:20; goto_values::another_function::{fn_body} @ 13:4 +cursor (13, 10): 1 refs -> goto_values.fe: goto_values::MyStruct @ 3:8 +cursor (13, 18): 3 refs -> goto_values.fe: goto_values::another_function::{fn_body} @ 13:18; goto_values::main::{fn_body} @ 18:12; goto_values::my_function @ 8:3 +cursor (17, 8): 2 refs -> goto_values.fe: goto_values::main::{fn_body} @ 17:8; goto_values::main::{fn_body} @ 19:29 +cursor (18, 8): 1 refs -> goto_values.fe: goto_values::main::{fn_body} @ 18:8 +cursor (18, 12): 3 refs -> goto_values.fe: goto_values::another_function::{fn_body} @ 13:18; goto_values::main::{fn_body} @ 18:12; goto_values::my_function @ 8:3 +cursor (19, 8): 1 refs -> goto_values.fe: goto_values::main::{fn_body} @ 19:8 +cursor (19, 12): 2 refs -> goto_values.fe: goto_values::another_function @ 12:3; goto_values::main::{fn_body} @ 19:12 +cursor (19, 29): 2 refs -> goto_values.fe: goto_values::main::{fn_body} @ 17:8; goto_values::main::{fn_body} @ 19:29 +cursor (20, 8): 1 refs -> goto_values.fe: goto_values::main::{fn_body} @ 20:8 +cursor (22, 10): 2 refs -> goto_values.fe: goto_values::main::{fn_body} @ 22:10 | lib.fe: goto_values::my_function @ 5:11 +cursor (34, 8): 1 refs -> goto_values.fe: goto_values::test_nested::{fn_body} @ 34:8 +cursor (34, 12): 1 refs -> goto_values.fe: goto_values::nested @ 25:4 +cursor (35, 8): 1 refs -> goto_values.fe: goto_values::test_nested::{fn_body} @ 35:8 +cursor (35, 12): 1 refs -> goto_values.fe: goto_values::nested @ 25:4 +cursor (35, 20): 2 refs -> goto_values.fe: goto_values::nested::nested_function @ 28:11; goto_values::test_nested::{fn_body} @ 35:20 diff --git a/crates/language-server/test_files/test_local_goto.fe b/crates/language-server/test_files/test_local_goto.fe new file mode 100644 index 0000000000..3ec92e44a2 --- /dev/null +++ b/crates/language-server/test_files/test_local_goto.fe @@ -0,0 +1,14 @@ +fn test_locals() { + let x = 42 + let y = x // cursor on 'x' should goto line 2 + + const MY_CONST: u32 = 100 + let z = MY_CONST // cursor on 'MY_CONST' should goto line 5 + + // Function parameter test + let result = helper(x) // cursor on 'x' should goto line 2 +} + +fn helper(param: u32) -> u32 { + param + 1 // cursor on 'param' should goto parameter declaration +} diff --git a/crates/language-server/test_files/test_local_goto.snap b/crates/language-server/test_files/test_local_goto.snap new file mode 100644 index 0000000000..bed3f9592d --- /dev/null +++ b/crates/language-server/test_files/test_local_goto.snap @@ -0,0 +1,23 @@ +--- +source: crates/language-server/src/functionality/goto.rs +assertion_line: 915 +expression: snapshot +input_file: test_files/test_local_goto.fe +--- +0: fn test_locals() { +1: let x = 42; +2: let y = x; // cursor on 'x' should goto line 2 +3: +4: const MY_CONST: u32 = 100; +5: let z = MY_CONST; // cursor on 'MY_CONST' should goto line 5 +6: +7: // Function parameter test +8: let result = helper(x); // cursor on 'x' should goto line 2 +9: } +10: +11: fn helper(param: u32) -> u32 { +12: param + 1 // cursor on 'param' should goto parameter declaration +13: } +--- +cursor position (8, 17), path: test_local_goto::helper +cursor position (12, 4), path: test_local_goto::helper::param diff --git a/crates/language-server/tests/goto_shape.rs b/crates/language-server/tests/goto_shape.rs new file mode 100644 index 0000000000..461b79ec93 --- /dev/null +++ b/crates/language-server/tests/goto_shape.rs @@ -0,0 +1,45 @@ +use common::InputDb; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::lower::map_file_to_mod; +use url::Url; + +fn touch(db: &mut DriverDataBase, path: &std::path::Path, content: &str) -> common::file::File { + db.workspace() + .touch(db, Url::from_file_path(path).unwrap(), Some(content.to_string())) +} + +#[test] +fn goto_shape_scalar_for_unambiguous() { + let mut db = DriverDataBase::default(); + let tmp = std::env::temp_dir().join("goto_shape_scalar.fe"); + let content = r#" +mod m { pub struct Foo {} } +fn f() { let _x: m::Foo } +"#; + let file = touch(&mut db, &tmp, content); + let top_mod = map_file_to_mod(&db, file); + let cursor = content.find("Foo }").unwrap() as u32; + let candidates = SemanticIndex::goto_candidates_at_cursor(&db, &db, top_mod, parser::TextSize::from(cursor)); + assert_eq!(candidates.len(), 1, "expected scalar goto for unambiguous target"); +} + +#[test] +fn goto_shape_array_for_ambiguous_imports() { + let mut db = DriverDataBase::default(); + let tmp = std::env::temp_dir().join("goto_shape_ambiguous.fe"); + // Two types with the same name T imported into the same scope, then used in type position. + let content = r#" +mod a { pub struct T {} } +mod b { pub struct T {} } +use a::T +use b::T +fn f() { let _x: T } +"#; + let file = touch(&mut db, &tmp, content); + let top_mod = map_file_to_mod(&db, file); + let cursor = content.rfind("T }").unwrap() as u32; + let candidates = SemanticIndex::goto_candidates_at_cursor(&db, &db, top_mod, parser::TextSize::from(cursor)); + assert!(candidates.len() >= 2, "expected array goto for ambiguous target; got {}", candidates.len()); +} + diff --git a/crates/language-server/tests/references_snap.rs b/crates/language-server/tests/references_snap.rs new file mode 100644 index 0000000000..a833d01adb --- /dev/null +++ b/crates/language-server/tests/references_snap.rs @@ -0,0 +1,130 @@ +use common::InputDb; +use dir_test::{dir_test, Fixture}; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::{lower::map_file_to_mod, span::{DynLazySpan, LazySpan}, SpannedHirDb}; +use parser::SyntaxNode; +use test_utils::snap_test; +use url::Url; + +// Collect cursor positions: identifiers, path/type path segments, field accessors +fn collect_positions(root: &SyntaxNode) -> Vec { + use parser::{ast, ast::prelude::AstNode, SyntaxKind}; + fn walk(node: &SyntaxNode, out: &mut Vec) { + match node.kind() { + SyntaxKind::Ident => out.push(node.text_range().start()), + SyntaxKind::Path => { + if let Some(path) = ast::Path::cast(node.clone()) { + for seg in path.segments() { + if let Some(id) = seg.ident() { out.push(id.text_range().start()); } + } + } + } + SyntaxKind::PathType => { + if let Some(pt) = ast::PathType::cast(node.clone()) { + if let Some(path) = pt.path() { + for seg in path.segments() { + if let Some(id) = seg.ident() { out.push(id.text_range().start()); } + } + } + } + } + SyntaxKind::FieldExpr => { + if let Some(fe) = ast::FieldExpr::cast(node.clone()) { + if let Some(tok) = fe.field_name() { out.push(tok.text_range().start()); } + } + } + _ => {} + } + for ch in node.children() { walk(&ch, out); } + } + let mut v = Vec::new(); + walk(root, &mut v); + v.sort(); v.dedup(); v +} + +fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { + let mut line=0usize; let mut col=0usize; + for (i, ch) in s.chars().enumerate() { + if i == Into::::into(cursor) { return (line, col); } + if ch == '\n' { line+=1; col=0; } else { col+=1; } + } + (line, col) +} + +fn format_snapshot(content: &str, lines: &[String]) -> String { + let header = content.lines().enumerate().map(|(i,l)| format!("{i:?}: {l}")).collect::>().join("\n"); + let body = lines.join("\n"); + format!("{header}\n---\n{body}") +} + +fn to_lsp_location_from_span(db: &dyn InputDb, span: common::diagnostics::Span) -> Option { + let url = span.file.url(db)?; + let text = span.file.text(db); + let starts: Vec = text.lines().scan(0, |st, ln| { let o=*st; *st+=ln.len()+1; Some(o)}).collect(); + let idx = |off: parser::TextSize| starts.binary_search(&Into::::into(off)).unwrap_or_else(|n| n.saturating_sub(1)); + let sl = idx(span.range.start()); let el = idx(span.range.end()); + let sc: usize = Into::::into(span.range.start()) - starts[sl]; + let ec: usize = Into::::into(span.range.end()) - starts[el]; + Some(async_lsp::lsp_types::Location{ uri:url, range: async_lsp::lsp_types::Range{ + start: async_lsp::lsp_types::Position::new(sl as u32, sc as u32), end: async_lsp::lsp_types::Position::new(el as u32, ec as u32) + }}) +} + +fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { + let items = top_mod.scope_graph(db).items_dfs(db); + let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; + for it in items { + let lazy = DynLazySpan::from(it.span()); + let Some(sp) = lazy.resolve(db) else { continue }; + if sp.range.contains(off) { + let w: u32 = (sp.range.end() - sp.range.start()).into(); + match best { None => best=Some((it,w)), Some((_,bw)) if w< bw => best=Some((it,w)), _=>{} } + } + } + best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) +} + +#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files", glob: "goto_*.fe")] +fn refs_snapshot_for_goto_fixtures(fx: Fixture<&str>) { + let mut db = DriverDataBase::default(); + let file = db.workspace().touch(&mut db, Url::from_file_path(fx.path()).unwrap(), Some(fx.content().to_string())); + let top = map_file_to_mod(&db, file); + let green = hir::lower::parse_file_impl(&db, top); + let root = SyntaxNode::new_root(green); + let positions = collect_positions(&root); + + let mut lines = Vec::new(); + for cur in positions { + let refs = SemanticIndex::find_references_at_cursor(&db, &db, top, cur); + if refs.is_empty() { continue; } + // Group refs by file basename with optional enclosing symbol + use std::collections::{BTreeMap, BTreeSet}; + let mut grouped: BTreeMap> = BTreeMap::new(); + for r in refs { + if let Some(sp) = r.span.resolve(&db) { + if let Some(loc) = to_lsp_location_from_span(&db, sp.clone()) { + let path = loc.uri.path(); + let fname = std::path::Path::new(path).file_name().and_then(|s| s.to_str()).unwrap_or(path); + let enc = pretty_enclosing(&db, top, sp.range.start()); + let entry = match enc { Some(e) => format!("{} @ {}:{}", e, loc.range.start.line, loc.range.start.character), + None => format!("{}:{}", loc.range.start.line, loc.range.start.character) }; + grouped.entry(fname.to_string()).or_default().insert(entry); + } + } + } + let mut parts = Vec::new(); + for (f, set) in grouped.iter() { parts.push(format!("{}: {}", f, set.iter().cloned().collect::>().join("; "))); } + let (l,c) = line_col_from_cursor(cur, fx.content()); + lines.push(format!("cursor ({l}, {c}): {} refs -> {}", grouped.values().map(|s| s.len()).sum::(), parts.join(" | "))); + } + + let snapshot = format_snapshot(fx.content(), &lines); + // Write refs snapshot alongside goto snapshot per file + let orig = std::path::Path::new(fx.path()); + let stem = orig.file_stem().and_then(|s| s.to_str()).unwrap_or("snapshot"); + let refs_name = format!("refs_{}.fe", stem); + let refs_path = orig.with_file_name(refs_name); + snap_test!(snapshot, refs_path.to_str().unwrap()); +} + diff --git a/crates/semantic-query/Cargo.toml b/crates/semantic-query/Cargo.toml new file mode 100644 index 0000000000..dd89bb06b7 --- /dev/null +++ b/crates/semantic-query/Cargo.toml @@ -0,0 +1,25 @@ +[package] +name = "fe-semantic-query" +version = "0.1.0" +edition = "2021" +license = "Apache-2.0" +repository = "https://github.com/ethereum/fe" +description = "High-level semantic query orchestration for Fe" + +[lib] +doctest = false + +[dependencies] +common.workspace = true +parser.workspace = true +hir.workspace = true +hir-analysis.workspace = true +salsa.workspace = true +tracing.workspace = true +url.workspace = true + +[dev-dependencies] +async-lsp = { git = "https://github.com/micahscopes/async-lsp", branch = "pub-inner-type-id" } +driver.workspace = true +dir-test.workspace = true +test-utils.workspace = true diff --git a/crates/semantic-query/src/lib.rs b/crates/semantic-query/src/lib.rs new file mode 100644 index 0000000000..3b83854501 --- /dev/null +++ b/crates/semantic-query/src/lib.rs @@ -0,0 +1,1460 @@ + + +use hir::HirDb; +use hir::{ + hir_def::{scope_graph::ScopeId, ItemKind, PathId, TopLevelMod, IdentId, ExprId, PatId}, + source_index::{ + unified_occurrence_rangemap_for_top_mod, + OccurrencePayload, + }, + span::{DynLazySpan, LazySpan}, + SpannedHirDb, +}; +use hir_analysis::name_resolution::method_func_def_from_res; +use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference}; +use hir_analysis::ty::canonical::Canonical; +use hir_analysis::ty::func_def::FuncDef; +use hir_analysis::ty::trait_resolution::PredicateListId; +use hir_analysis::ty::ty_check::{check_func_body, RecordLike}; +use hir_analysis::HirAnalysisDb; +use parser::{TextRange, TextSize}; + +/// High-level semantic queries (goto, hover, refs). This thin layer composes +/// HIR + analysis to produce IDE-facing answers without LS coupling. +pub struct SemanticIndex; + +pub struct DefinitionLocation<'db> { + pub top_mod: TopLevelMod<'db>, + pub span: DynLazySpan<'db>, +} + +pub struct HoverInfo<'db> { + pub top_mod: TopLevelMod<'db>, + pub span: DynLazySpan<'db>, + pub contents: String, +} + +/// Structured hover data for public API consumption. Semantic, not presentation. +pub struct HoverData<'db> { + pub top_mod: TopLevelMod<'db>, + pub span: DynLazySpan<'db>, + pub signature: Option, + pub documentation: Option, + pub kind: &'static str, +} + +pub struct Reference<'db> { + pub top_mod: TopLevelMod<'db>, + pub span: DynLazySpan<'db>, +} + +// Local helper hits derived from unified OccurrencePayload; keeps hir lean +#[derive(Clone)] +struct FieldAccessHit<'db> { + scope: ScopeId<'db>, + receiver: ExprId, + ident: IdentId<'db>, + name_span: DynLazySpan<'db>, +} + +#[derive(Clone)] +struct PatternLabelHit<'db> { + scope: ScopeId<'db>, + ident: IdentId<'db>, + name_span: DynLazySpan<'db>, + constructor_path: Option>, +} + +#[derive(Clone)] +struct PathExprSegHit<'db> { + scope: ScopeId<'db>, + expr: ExprId, + path: PathId<'db>, + seg_idx: usize, + span: DynLazySpan<'db>, +} + +#[derive(Clone)] +struct PathPatSegHit<'db> { + scope: ScopeId<'db>, + pat: PatId, + path: PathId<'db>, + seg_idx: usize, + span: DynLazySpan<'db>, +} + +impl SemanticIndex { + pub fn new() -> Self { + Self + } + + /// Return all definition candidates at cursor (includes ambiguous/not-found buckets). + /// REVISIT: This function has a fair bit of branching and duplication. + /// Consider extracting small helpers like `def_loc_from_res` and + /// `def_loc_from_name_res` to flatten control flow and centralize the + /// name-span vs item-span fallback logic (needed for file modules). + /// Keep the segment-subpath resolution, and later switch `at_cursor` + /// to a tracked rangemap in `hir` for sublinear lookups. + pub fn goto_candidates_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Vec> { + if let Some(key) = symbol_at_cursor(db, spanned, top_mod, cursor) { + if let Some((tm, span)) = def_span_for_symbol(db, spanned, key) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + // Method call support: if cursor is on a method name in a call, jump to its definition. + if let Some(call) = find_method_name_at_cursor(spanned, top_mod, cursor) { + // Ascend to nearest enclosing function for typing the receiver. + let mut sc = call.body.scope(); + let mut func_item = None; + for _ in 0..8 { + if let Some(item) = sc.to_item() { + if let ItemKind::Func(f) = item { + func_item = Some(f); + break; + } + } + if let Some(parent) = sc.parent(spanned) { + sc = parent; + } else { + break; + } + } + if let Some(func) = func_item { + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, call.receiver).ty; + let assumptions = PredicateListId::empty_list(db); + if let Some(fd) = hir_analysis::name_resolution::find_method_id( + db, + Canonical::new(db, recv_ty), + call.ident, + call.scope, + assumptions, + ) { + // Map method FuncDef to its name span + if let Some(span) = fd.scope(db).name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + if let Some(item) = fd.scope(db).to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + return vec![DefinitionLocation { + top_mod: tm, + span: lazy, + }]; + } + } + } + // Fall through on failure. + } + // Field access support: if cursor is on a record field accessor ident, resolve its field definition. + if let Some(f) = find_field_access_at_cursor(spanned, top_mod, cursor) { + // Ascend to nearest enclosing function to type the receiver. + let mut sc = f.scope; + let mut func_item = None; + for _ in 0..8 { + if let Some(item) = sc.to_item() { + if let ItemKind::Func(func) = item { + func_item = Some(func); + break; + } + } + if let Some(parent) = sc.parent(spanned) { + sc = parent; + } else { + break; + } + } + if let Some(func) = func_item { + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, f.receiver).ty; + if let Some(field_scope) = + RecordLike::from_ty(recv_ty).record_field_scope(db, f.ident) + { + if let Some(span) = field_scope.name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + if let Some(item) = field_scope.to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + return vec![DefinitionLocation { + top_mod: tm, + span: lazy, + }]; + } + } + } + // If typing fails, fall through to path logic. + } + let Some((path, scope, seg_idx, _dyn_span)) = Self::at_cursor(spanned, top_mod, cursor) + else { + return vec![]; + }; + // Use the segment-specific subpath so intermediate segments resolve correctly. + let tail_idx = path.segment_index(spanned); + let is_tail = seg_idx == tail_idx; + // Locals/params goto: if we're on the tail segment of a bare ident inside a function body, + // jump to the local declaration (let/param) if found. This runs before generic path logic. + if is_tail && path.parent(spanned).is_none() { + // Expr reference: typed identity and early return + if let Some(seg) = find_path_expr_seg_at_cursor(spanned, top_mod, cursor) { + if let Some(func) = find_enclosing_func(spanned, seg.scope) { + if let Some(span) = + hir_analysis::ty::ty_check::binding_def_span_for_expr(db, func, seg.expr) + { + if let Some(tm) = span.top_mod(spanned) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + } + } else if let Some(pseg) = find_path_pat_seg_at_cursor(spanned, top_mod, cursor) { + // Pattern declaration: the ident itself is the def + if let Some(tm) = pseg.span.top_mod(spanned) { + return vec![DefinitionLocation { + top_mod: tm, + span: pseg.span.clone(), + }]; + } + return vec![DefinitionLocation { + top_mod, + span: pseg.span.clone(), + }]; + } + } + // Pattern label goto: clicking a record pattern label should jump to the field definition. + if let Some(label) = find_pattern_label_at_cursor(spanned, top_mod, cursor) { + let assumptions = PredicateListId::empty_list(db); + if let Some(p) = label.constructor_path { + if let Ok(res) = + resolve_with_policy(db, p, label.scope, assumptions, DomainPreference::Either) + { + use hir_analysis::name_resolution::PathRes; + let target_scope = match res { + PathRes::EnumVariant(v) => { + RecordLike::from_variant(v).record_field_scope(db, label.ident) + } + PathRes::Ty(ty) => { + RecordLike::from_ty(ty).record_field_scope(db, label.ident) + } + PathRes::TyAlias(_, ty) => { + RecordLike::from_ty(ty).record_field_scope(db, label.ident) + } + _ => None, + }; + if let Some(sc) = target_scope { + if let Some(span) = sc.name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + } + } + } + } + let seg_path = if is_tail { + path + } else { + path.segment(spanned, seg_idx).unwrap_or(path) + }; + let assumptions = PredicateListId::empty_list(db); + let pref = if is_tail { + DomainPreference::Value + } else { + DomainPreference::Either + }; + match resolve_with_policy(db, seg_path, scope, assumptions, pref) { + Ok(res) => { + // If on tail, prefer function/method identity when available + if is_tail { + if let Some(fd) = method_func_def_from_res(&res) { + if let Some(span) = fd.scope(db).name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + if let Some(item) = fd.scope(db).to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + return vec![DefinitionLocation { + top_mod: tm, + span: lazy, + }]; + } + } + // Prefer enum variant identity when present + if let hir_analysis::name_resolution::PathRes::EnumVariant(v) = &res { + let sc = v.variant.scope(); + if let Some(span) = sc.name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + } + } + // Prefer the canonical name span; fallback to the item's full span (e.g., file modules). + if let Some(span) = res.name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + // Handle functions/methods that don't expose a scope name_span directly (non-tail cases) + if let Some(fd) = method_func_def_from_res(&res) { + if let Some(span) = fd.scope(db).name_span(db) { + if let Some(tm) = span.top_mod(db) { + return vec![DefinitionLocation { top_mod: tm, span }]; + } + } + if let Some(item) = fd.scope(db).to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + return vec![DefinitionLocation { + top_mod: tm, + span: lazy, + }]; + } + } + if let Some(sc) = res.as_scope(db) { + if let Some(item) = sc.to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + return vec![DefinitionLocation { + top_mod: tm, + span: lazy, + }]; + } + } + vec![] + } + Err(err) => { + use hir_analysis::name_resolution::PathResErrorKind; + match err.kind { + PathResErrorKind::NotFound { bucket, .. } => { + let mut out = Vec::new(); + for nr in bucket.iter_ok() { + // Prefer name span; fallback to item full span (e.g., file modules) + if let Some(span) = nr.kind.name_span(db) { + if let Some(tm) = span.top_mod(db) { + out.push(DefinitionLocation { top_mod: tm, span }); + } + continue; + } + if let Some(sc) = nr.scope() { + if let Some(item) = sc.to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + out.push(DefinitionLocation { + top_mod: tm, + span: lazy, + }); + } + } + } + out + } + PathResErrorKind::Ambiguous(vec) => { + let mut out = Vec::new(); + for nr in vec.into_iter() { + if let Some(span) = nr.kind.name_span(db) { + if let Some(tm) = span.top_mod(db) { + out.push(DefinitionLocation { top_mod: tm, span }); + } + continue; + } + if let Some(sc) = nr.scope() { + if let Some(item) = sc.to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(db).unwrap_or(top_mod); + out.push(DefinitionLocation { + top_mod: tm, + span: lazy, + }); + } + } + } + out + } + _ => vec![], + } + } + } + } + + /// Convenience: goto definition from a cursor within a module. + /// REVISIT: apply AnchorPolicy to choose best span if multiple candidates. + pub fn goto_definition_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option> { + if let Some(key) = symbol_at_cursor(db, spanned, top_mod, cursor) { + if let Some((tm, span)) = def_span_for_symbol(db, spanned, key) { + return Some(DefinitionLocation { top_mod: tm, span }); + } + } + None + } + + /// Resolve the given path in the provided scope and return the definition location if any. + /// This expects the caller to pass an appropriate `scope` for the path occurrence. + pub fn goto_definition_for_path<'db>( + db: &'db dyn HirAnalysisDb, + scope: ScopeId<'db>, + path: PathId<'db>, + ) -> Option> { + let assumptions = PredicateListId::empty_list(db); + let res = + resolve_with_policy(db, path, scope, assumptions, DomainPreference::Value).ok()?; + let span = res.name_span(db)?; + let top_mod = span.top_mod(db)?; + Some(DefinitionLocation { top_mod, span }) + } + + /// Find the HIR path under the given cursor within the smallest enclosing item. + /// Currently scans item headers and bodies via a visitor. + /// REVISIT: replace with OccurrenceIndex-backed rangemap for reverse lookups. + pub fn at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>)> { + // REVISIT: cache per-top_mod reverse index for fast lookup. + let idx = build_span_reverse_index(db, top_mod); + find_path_at_cursor_from_index(db, &idx, cursor) + } + + /// Produce simple hover info at the cursor by resolving the path and summarizing it. + /// REVISIT: enrich contents (signature, type params, docs) once available. + pub fn hover_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option> { + // Use at_cursor via SpannedHirDb to pick the path + scope and the dyn span to highlight. + let (path, scope, _seg_idx, dyn_span) = Self::at_cursor(spanned, top_mod, cursor)?; + let res = resolve_with_policy( + db, + path, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) + .ok()?; + let mut parts: Vec = Vec::new(); + + // REVISIT: fetch richer docs (processed Markdown, extern docs) once available. + if let Some(sc) = res.as_scope(db) { + if let Some(pretty) = sc.pretty_path(spanned) { + parts.push(format!("```fe\n{}\n```", pretty)); + } + if let Some(doc) = get_docstring(spanned, sc) { + parts.push(doc); + } + if let Some(item) = sc.to_item() { + if let Some(def) = get_item_definition_markdown(spanned, item) { + parts.push(def); + } + } + } + + if parts.is_empty() { + parts.push(summarize_resolution(db, &res)); + } + Some(HoverInfo { + top_mod, + span: dyn_span, + contents: parts.join("\n\n"), + }) + } + + /// Structured hover data (signature, docs, kind) for the symbol at cursor. + pub fn hover_info_for_symbol_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option> { + let (path, scope, _seg_idx, dyn_span) = Self::at_cursor(spanned, top_mod, cursor)?; + let res = resolve_with_policy( + db, + path, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) + .ok()?; + let kind = res.kind_name(); + let signature = res.pretty_path(db); + let documentation = res + .as_scope(db) + .and_then(|sc| get_docstring(spanned, sc)); + Some(HoverData { top_mod, span: dyn_span, signature, documentation, kind }) + } + + /// Public identity API for consumers. + pub fn symbol_identity_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option> { + symbol_at_cursor(db, spanned, top_mod, cursor) + } + + /// Public definition API for consumers. + pub fn definition_for_symbol<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + key: SymbolKey<'db>, + ) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { + def_span_for_symbol(db, spanned, key) + } + + /// Public references API for consumers. + pub fn references_for_symbol<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + key: SymbolKey<'db>, + ) -> Vec> { + find_refs_for_symbol(db, spanned, top_mod, key) + } + + /// Find references to the symbol under the cursor, within the given top module. + /// Identity-first: picks a SymbolKey at the cursor, then resolves refs. + pub fn find_references_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Vec> { + if let Some(key) = symbol_at_cursor(db, spanned, top_mod, cursor) { + return find_refs_for_symbol(db, spanned, top_mod, key); + } + Vec::new() + } +} + +// (unused helper functions removed) + +// ---------- Reverse Span Index (structural backbone) +// REVISIT: Replace Vec-based index with a tracked rangemap/interval tree in hir for sublinear lookups. + +#[derive(Debug, Clone)] +struct SpanEntry<'db> { + start: TextSize, + end: TextSize, + path: PathId<'db>, + scope: ScopeId<'db>, + seg_idx: usize, + span: DynLazySpan<'db>, +} + +/// Build a per-module reverse span index of all path segment spans. +/// REVISIT: move to `hir` as a tracked query keyed by top_mod with granular invalidation. +fn build_span_reverse_index<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, +) -> Vec> { + let mut entries: Vec> = Vec::new(); + // Use unified rangemap; entries are sorted by (start, width). + for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let OccurrencePayload::PathSeg { path, scope, seg_idx, span, .. } = &e.payload { + entries.push(SpanEntry { + start: e.start, + end: e.end, + path: *path, + scope: *scope, + seg_idx: *seg_idx, + span: span.clone(), + }); + } + } + entries +} + +fn find_method_name_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(hir::source_index::MethodCallEntry<'db>, TextSize)> = None; + for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let OccurrencePayload::MethodName { scope, body, ident, receiver, span } = &e.payload { + if let Some(sp) = span.clone().resolve(db) { + let range = sp.range; + if range.contains(cursor) { + let width: TextSize = range.end() - range.start(); + let entry = hir::source_index::MethodCallEntry { scope: *scope, body: *body, receiver: *receiver, ident: *ident, name_span: span.clone() }; + best = match best { + None => Some((entry, width)), + Some((_, bw)) if width < bw => Some((entry, width)), + Some(b) => Some(b), + }; + } + } + } + } + best.map(|(e, _)| e) +} + +fn find_header_name_scope_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(hir::hir_def::ItemKind<'db>, TextSize)> = None; + for item in top_mod.all_items(db).iter() { + if let Some(name_span) = item.name_span() { + if let Some(sp) = name_span.resolve(db) { + if sp.range.contains(cursor) { + let w: TextSize = sp.range.end() - sp.range.start(); + best = match best { + None => Some((*item, w)), + Some((_it, bw)) if w < bw => Some((*item, w)), + Some(b) => Some(b), + }; + } + } + } + } + best.map(|(it, _)| hir::hir_def::scope_graph::ScopeId::from_item(it)) +} + +fn find_variant_decl_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(hir::hir_def::EnumVariant<'db>, TextSize)> = None; + for item in top_mod.all_items(db).iter() { + if let ItemKind::Enum(e) = *item { + let variants = e.variants(db); + for (idx, vdef) in variants.data(db).iter().enumerate() { + if vdef.name.to_opt().is_none() { + continue; + } + let v = hir::hir_def::EnumVariant::new(e, idx); + if let Some(span) = v.span().name().resolve(db) { + if span.range.contains(cursor) { + let w: TextSize = span.range.end() - span.range.start(); + best = match best { + None => Some((v, w)), + Some((_vb, bw)) if w < bw => Some((v, w)), + Some(b) => Some(b), + }; + } + } + } + } + } + best.map(|(v, _)| v) +} + +fn find_func_def_name_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option<(hir::hir_def::item::Func<'db>, DynLazySpan<'db>)> { + for item in top_mod.all_items(db).iter() { + if let ItemKind::Func(f) = *item { + let lazy_name = f.span().name(); + if let Some(sp) = lazy_name.resolve(db) { + if sp.range.contains(cursor) { + return Some((f, lazy_name.into())); + } + } + } + } + None +} + +fn find_field_access_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(FieldAccessHit<'db>, TextSize)> = None; + for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let OccurrencePayload::FieldAccessName { scope, body: _, ident, receiver, span } = &e.payload { + if let Some(sp) = span.clone().resolve(db) { + let range = sp.range; + if range.contains(cursor) { + let width: TextSize = range.end() - range.start(); + let entry = FieldAccessHit { scope: *scope, receiver: *receiver, ident: *ident, name_span: span.clone() }; + best = match best { + None => Some((entry, width)), + Some((_, bw)) if width < bw => Some((entry, width)), + Some(b) => Some(b), + }; + } + } + } + } + best.map(|(e, _)| e) +} + +fn find_pattern_label_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(PatternLabelHit<'db>, TextSize)> = None; + for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let OccurrencePayload::PatternLabelName { scope, body: _, ident, constructor_path, span } = &e.payload { + if let Some(sp) = span.clone().resolve(db) { + let range = sp.range; + if range.contains(cursor) { + let width: TextSize = range.end() - range.start(); + let entry = PatternLabelHit { scope: *scope, ident: *ident, name_span: span.clone(), constructor_path: *constructor_path }; + best = match best { + None => Some((entry, width)), + Some((_, bw)) if width < bw => Some((entry, width)), + Some(b) => Some(b), + }; + } + } + } + } + best.map(|(e, _)| e) +} + +fn find_path_expr_seg_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(PathExprSegHit<'db>, TextSize)> = None; + for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let OccurrencePayload::PathExprSeg { scope, body: _, expr, path, seg_idx, span } = &e.payload { + if let Some(sp) = span.clone().resolve(db) { + let range = sp.range; + if range.contains(cursor) { + let width: TextSize = range.end() - range.start(); + let entry = PathExprSegHit { scope: *scope, expr: *expr, path: *path, seg_idx: *seg_idx, span: span.clone() }; + best = match best { + None => Some((entry, width)), + Some((_, bw)) if width < bw => Some((entry, width)), + Some(b) => Some(b), + }; + } + } + } + } + best.map(|(e, _)| e) +} + +fn find_path_pat_seg_at_cursor<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + let mut best: Option<(PathPatSegHit<'db>, TextSize)> = None; + for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let OccurrencePayload::PathPatSeg { scope, body: _, pat, path, seg_idx, span } = &e.payload { + if let Some(sp) = span.clone().resolve(db) { + let range = sp.range; + if range.contains(cursor) { + let width: TextSize = range.end() - range.start(); + let entry = PathPatSegHit { scope: *scope, pat: *pat, path: *path, seg_idx: *seg_idx, span: span.clone() }; + best = match best { + None => Some((entry, width)), + Some((_, bw)) if width < bw => Some((entry, width)), + Some(b) => Some(b), + }; + } + } + } + } + best.map(|(e, _)| e) +} + +fn find_enclosing_func_item<'db>( + db: &'db dyn SpannedHirDb, + mut scope: ScopeId<'db>, +) -> Option> { + for _ in 0..16 { + if let Some(item) = scope.to_item() { + if matches!(item, ItemKind::Func(_)) { + return Some(item); + } + } + if let Some(parent) = scope.parent(db) { + scope = parent; + } else { + break; + } + } + None +} + +fn find_enclosing_func<'db>( + db: &'db dyn SpannedHirDb, + scope: ScopeId<'db>, +) -> Option> { + match find_enclosing_func_item(db, scope) { + Some(ItemKind::Func(f)) => Some(f), + _ => None, + } +} + +fn find_path_at_cursor_from_index<'db>( + _db: &'db dyn SpannedHirDb, + index: &[SpanEntry<'db>], + cursor: TextSize, +) -> Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>)> { + // Binary search on start positions, then scan local neighborhood for the smallest covering range. + if index.is_empty() { + return None; + } + // Find first entry with start > cursor + let mut lo = 0usize; + let mut hi = index.len(); + while lo < hi { + let mid = (lo + hi) / 2; + if index[mid].start <= cursor { + lo = mid + 1; + } else { + hi = mid; + } + } + let mut best_i: Option = None; + let mut best_w: Option = None; + + // Scan left from insertion point + let mut i = lo; + while i > 0 { + i -= 1; + let e = &index[i]; + if e.start > cursor { + break; + } + if TextRange::new(e.start, e.end).contains(cursor) { + let w = e.end - e.start; + match best_w { + None => { + best_w = Some(w); + best_i = Some(i); + } + Some(bw) if w < bw => { + best_w = Some(w); + best_i = Some(i); + } + _ => {} + } + } else if e.end < cursor { + // Since entries are sorted by start, once end < cursor on a start <= cursor, earlier entries won't contain cursor + // But they could still overlap; keep scanning a few steps back just in case + // We opt to continue one more iteration; break when a gap is clearly before cursor + if i == 0 || index[i - 1].end < cursor { + break; + } + } + } + // Scan rightwards among entries that start == cursor + let mut j = lo; + while j < index.len() { + let e = &index[j]; + if e.start != cursor { + break; + } + if TextRange::new(e.start, e.end).contains(cursor) { + let w = e.end - e.start; + match best_w { + None => { + best_w = Some(w); + best_i = Some(j); + } + Some(bw) if w < bw => { + best_w = Some(w); + best_i = Some(j); + } + _ => {} + } + } + j += 1; + } + best_i.map(|k| { + let e = &index[k]; + (e.path, e.scope, e.seg_idx, e.span.clone()) + }) +} + +fn summarize_resolution<'db>( + db: &'db dyn HirAnalysisDb, + res: &hir_analysis::name_resolution::PathRes<'db>, +) -> String { + use hir_analysis::name_resolution::PathRes; + match res { + PathRes::Ty(ty) => format!("type: {}", ty.pretty_print(db)), + PathRes::TyAlias(alias, _) => { + let name = alias + .alias + .name(db) + .to_opt() + .map(|i| i.data(db)) + .map(|s| s.as_str()) + .unwrap_or("_"); + format!("type alias: {}", name) + } + PathRes::Func(ty) => format!("function: {}", ty.pretty_print(db)), + PathRes::Const(ty) => format!("const: {}", ty.pretty_print(db)), + PathRes::Trait(inst) => { + let def = inst.def(db); + let name = def + .trait_(db) + .name(db) + .to_opt() + .map(|i| i.data(db)) + .map(|s| s.as_str()) + .unwrap_or(""); + format!("trait: {}", name) + } + PathRes::EnumVariant(v) => { + let n = v.variant.name(db).unwrap_or(""); + format!("enum variant: {}", n) + } + PathRes::Mod(scope) => format!("module: {:?}", scope), + PathRes::Method(..) => "method".into(), + PathRes::FuncParam(item, idx) => { + let n = match item { + ItemKind::Func(f) => f + .name(db) + .to_opt() + .map(|i| i.data(db)) + .map(|s| s.as_str()) + .unwrap_or(""), + _ => "", + }; + format!("function param {} of {}", idx, n) + } + } +} + +fn get_docstring(db: &dyn HirDb, scope: hir::hir_def::scope_graph::ScopeId) -> Option { + use hir::hir_def::Attr; + scope + .attrs(db)? + .data(db) + .iter() + .filter_map(|attr| match attr { + Attr::DocComment(doc) => Some(doc.text.data(db).clone()), + _ => None, + }) + .reduce(|a, b| a + "\n" + &b) +} + +fn get_item_definition_markdown(db: &dyn SpannedHirDb, item: ItemKind) -> Option { + // REVISIT: leverage AST-side helpers to avoid string slicing. + let span = item.span().resolve(db)?; + let mut start: usize = span.range.start().into(); + // If the item has a body or children, cut that stuff out; else use full span end. + let end: usize = match item { + ItemKind::Func(func) => func.body(db)?.span().resolve(db)?.range.start().into(), + ItemKind::Mod(module) => module + .scope() + .name_span(db)? + .resolve(db)? + .range + .end() + .into(), + _ => span.range.end().into(), + }; + + // Start at the beginning of the line where the name is defined. + if let Some(name_span) = item.name_span()?.resolve(db) { + let mut name_line_start: usize = name_span.range.start().into(); + let file_text = span.file.text(db).as_str(); + while name_line_start > 0 + && file_text.chars().nth(name_line_start - 1).unwrap_or('\n') != '\n' + { + name_line_start -= 1; + } + start = name_line_start; + } + + let file_text = span.file.text(db).as_str(); + let item_def = &file_text[start..end]; + Some(format!("```fe\n{}\n```", item_def.trim())) +} + +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub enum SymbolKey<'db> { + Scope(hir::hir_def::scope_graph::ScopeId<'db>), + EnumVariant(hir::hir_def::EnumVariant<'db>), + FuncParam(hir::hir_def::ItemKind<'db>, u16), + Method(FuncDef<'db>), + // Local binding within a function + Local( + hir::hir_def::item::Func<'db>, + hir_analysis::ty::ty_check::BindingKey<'db>, + ), +} + +fn symbol_key_from_res<'db>( + db: &'db dyn HirAnalysisDb, + res: &hir_analysis::name_resolution::PathRes<'db>, +) -> Option> { + use hir_analysis::name_resolution::PathRes; + match res { + PathRes::Ty(_) + | PathRes::Func(_) + | PathRes::Const(_) + | PathRes::TyAlias(..) + | PathRes::Trait(_) + | PathRes::Mod(_) => res.as_scope(db).map(SymbolKey::Scope), + PathRes::EnumVariant(v) => Some(SymbolKey::EnumVariant(v.variant)), + PathRes::FuncParam(item, idx) => Some(SymbolKey::FuncParam(*item, *idx)), + PathRes::Method(..) => method_func_def_from_res(res).map(SymbolKey::Method), + } +} + +/// Public API: Return implementing methods for a trait method FuncDef, limited to the given top module. +/// If `fd` is not a trait method, returns an empty Vec. +pub fn equivalent_methods<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + fd: FuncDef<'db>, +) -> Vec> { + let Some(func) = fd.hir_func_def(db) else { return Vec::new() }; + let Some(parent) = func.scope().parent(spanned) else { return Vec::new() }; + let ScopeId::Item(ItemKind::Trait(trait_item)) = parent else { return Vec::new() }; + let name = fd.name(db); + let assumptions = PredicateListId::empty_list(db); + let mut out = Vec::new(); + for it in top_mod.all_impl_traits(spanned) { + let Some(tr_ref) = it.trait_ref(spanned).to_opt() else { continue }; + let hir::hir_def::Partial::Present(path) = tr_ref.path(spanned) else { continue }; + let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = resolve_with_policy( + db, + path, + it.scope(), + assumptions, + DomainPreference::Type, + ) else { continue }; + if tr_inst.def(db).trait_(db) != trait_item { continue; } + for child in it.children_non_nested(spanned) { + if let ItemKind::Func(impl_fn) = child { + if impl_fn.name(spanned).to_opt() == Some(name) { + if let Some(fd2) = hir_analysis::ty::func_def::lower_func(db, impl_fn) { + out.push(fd2); + } + } + } + } + } + out +} + +// Unified identity at cursor +fn symbol_at_cursor<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + cursor: TextSize, +) -> Option> { + // 1) Method call name + if let Some(call) = find_method_name_at_cursor(spanned, top_mod, cursor) { + // Ascend to function to type receiver + if let Some(func) = find_enclosing_func(spanned, call.body.scope()) { + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, call.receiver).ty; + let assumptions = PredicateListId::empty_list(db); + if let Some(fd) = hir_analysis::name_resolution::find_method_id( + db, + Canonical::new(db, recv_ty), + call.ident, + call.scope, + assumptions, + ) { + return Some(SymbolKey::Method(fd)); + } + } + } + + // 1b) Function/method definition header name → if it's a method, use Method identity + if let Some((func_item, _name_span)) = find_func_def_name_at_cursor(spanned, top_mod, cursor) { + if let Some(fd) = hir_analysis::ty::func_def::lower_func(db, func_item) { + if fd.is_method(db) { + return Some(SymbolKey::Method(fd)); + } else { + // Associated function def header: treat as function scope identity + return Some(SymbolKey::Scope(func_item.scope())); + } + } + } + + // 2) Path expr segment + if let Some(seg) = find_path_expr_seg_at_cursor(spanned, top_mod, cursor) { + // Local binding first + if let Some(func) = find_enclosing_func(spanned, seg.scope) { + if let Some(bkey) = + hir_analysis::ty::ty_check::expr_binding_key_for_expr(db, func, seg.expr) + { + return Some(SymbolKey::Local(func, bkey)); + } + } + // Else use resolution + let seg_path = seg.path.segment(spanned, seg.seg_idx).unwrap_or(seg.path); + if let Ok(res) = resolve_with_policy( + db, + seg_path, + seg.scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) { + if let Some(k) = symbol_key_from_res(db, &res) { + return Some(k); + } + } + } + + // 3) Path pattern segment → Local declaration + if let Some(pseg) = find_path_pat_seg_at_cursor(spanned, top_mod, cursor) { + // find enclosing function for coherence (not strictly needed for def span) + if let Some(func) = find_enclosing_func(spanned, pseg.scope) { + return Some(SymbolKey::Local( + func, + hir_analysis::ty::ty_check::BindingKey::LocalPat(pseg.pat), + )); + } + } + + // 4) Field accessor name → field scope + if let Some(f) = find_field_access_at_cursor(spanned, top_mod, cursor) { + if let Some(func) = find_enclosing_func(spanned, f.scope) { + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, f.receiver).ty; + if let Some(field_scope) = RecordLike::from_ty(recv_ty).record_field_scope(db, f.ident) + { + return Some(SymbolKey::Scope(field_scope)); + } + } + } + + // 5) Variant header name + if let Some(variant) = find_variant_decl_at_cursor(spanned, top_mod, cursor) { + return Some(SymbolKey::EnumVariant(variant)); + } + // 6) Item header name + if let Some(sc) = find_header_name_scope_at_cursor(spanned, top_mod, cursor) { + return Some(SymbolKey::Scope(sc)); + } + None +} + +// Definition span for a SymbolKey +fn def_span_for_symbol<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + key: SymbolKey<'db>, +) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { + match key { + SymbolKey::Local(func, bkey) => { + let span = hir_analysis::ty::ty_check::binding_def_span_in_func(db, func, bkey)?; + let tm = span.top_mod(spanned)?; + Some((tm, span)) + } + SymbolKey::Method(fd) => { + if let Some(span) = fd.scope(db).name_span(db) { + let tm = span.top_mod(db)?; + Some((tm, span)) + } else if let Some(item) = fd.scope(db).to_item() { + let lazy = DynLazySpan::from(item.span()); + let tm = lazy.top_mod(spanned)?; + Some((tm, lazy)) + } else { + None + } + } + SymbolKey::EnumVariant(v) => { + let sc = v.scope(); + let span = sc.name_span(db)?; + let tm = span.top_mod(db)?; + Some((tm, span)) + } + SymbolKey::Scope(sc) => { + let span = sc.name_span(db)?; + let tm = span.top_mod(db)?; + Some((tm, span)) + } + SymbolKey::FuncParam(item, idx) => { + let sc = hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx); + let span = sc.name_span(db)?; + let tm = span.top_mod(db)?; + Some((tm, span)) + } + } +} + +// Unified references by identity +fn find_refs_for_symbol<'db>( + db: &'db dyn HirAnalysisDb, + spanned: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + key: SymbolKey<'db>, +) -> Vec> { + match key { + SymbolKey::Local(func, bkey) => { + let spans = hir_analysis::ty::ty_check::binding_refs_in_func(db, func, bkey); + spans + .into_iter() + .filter_map(|span| { + let tm = span.top_mod(spanned)?; + Some(Reference { top_mod: tm, span }) + }) + .collect() + } + SymbolKey::Method(fd) => { + let mut out = Vec::new(); + // include declaration name + if let Some(span) = fd.scope(db).name_span(db) { + if let Some(tm) = span.top_mod(db) { + out.push(Reference { top_mod: tm, span }); + } + } + // method calls by typed identity + for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { + if let OccurrencePayload::MethodName { scope, body, receiver, ident, span: name_span } = &occ.payload { + if let Some(func) = find_enclosing_func(spanned, body.scope()) { + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, *receiver).ty; + let assumptions = PredicateListId::empty_list(db); + if let Some(cand) = hir_analysis::name_resolution::find_method_id( + db, + Canonical::new(db, recv_ty), + *ident, + *scope, + assumptions, + ) { + if cand == fd { + out.push(Reference { top_mod, span: name_span.clone() }); + } + } + } + } + } + // UFCS/associated paths: include both + // - Paths to the same function scope (PathRes::Func -> TyBase::Func) + // - Paths resolved as methods that match the same FuncDef identity + let func_scope = fd.scope(db); + let assumptions = PredicateListId::empty_list(db); + for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { + let (p, s, path_lazy) = match &occ.payload { + OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), + _ => continue, + }; + let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) + else { + continue; + }; + let matches_fd = match method_func_def_from_res(&res) { + Some(mfd) => mfd == fd, + None => false, + }; + if matches_fd || res.as_scope(db) == Some(func_scope) { + let view = hir::path_view::HirPathAdapter::new(spanned, p); + // If the whole path resolves to the function scope, anchor on the segment + // that resolves to that scope; otherwise, anchor at the tail (method name). + let span = if res.as_scope(db) == Some(func_scope) { + anchor_for_scope_match(spanned, db, &view, path_lazy.clone(), p, s, func_scope) + } else { + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) + }; + out.push(Reference { top_mod, span }); + } + } + // If this is a trait method, include def-site headers of all implementing methods in impl-trait blocks. + if let Some(func) = fd.hir_func_def(db) { + // Determine if the func is defined inside a trait item + if let Some(parent) = func.scope().parent(spanned) { + if let ScopeId::Item(ItemKind::Trait(trait_item)) = parent { + let method_name = fd.name(db); + let assumptions = PredicateListId::empty_list(db); + // Iterate impl-trait blocks in this top module + for it in top_mod.all_impl_traits(spanned) { + // Resolve the trait of this impl-trait; skip if not the same trait + if let Some(tr_ref) = it.trait_ref(spanned).to_opt() { + if let hir::hir_def::Partial::Present(p) = tr_ref.path(spanned) { + if let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = resolve_with_policy( + db, + p, + it.scope(), + assumptions, + DomainPreference::Type, + ) { + if tr_inst.def(db).trait_(db) != trait_item { + continue; + } + } else { + continue; + } + } else { + continue; + } + } else { + continue; + } + + // Find the impl method with the same name + for child in it.children_non_nested(spanned) { + if let ItemKind::Func(impl_fn) = child { + if impl_fn.name(spanned).to_opt() == Some(method_name) { + let span: DynLazySpan = impl_fn.span().name().into(); + if let Some(tm) = span.top_mod(spanned) { + out.push(Reference { top_mod: tm, span }); + } else if let Some(sc_name) = impl_fn.scope().name_span(db) { + if let Some(tm) = sc_name.top_mod(db) { + out.push(Reference { top_mod: tm, span: sc_name }); + } + } + } + } + } + } + } + } + } + out + } + SymbolKey::EnumVariant(variant) => { + let mut out = Vec::new(); + if let Some(def_name) = variant.scope().name_span(db) { + if let Some(tm) = def_name.top_mod(db) { + out.push(Reference { + top_mod: tm, + span: def_name, + }); + } + } + let assumptions = PredicateListId::empty_list(db); + for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { + let (p, s, path_lazy) = match &occ.payload { + OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), + _ => continue, + }; + let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) + else { + continue; + }; + if let hir_analysis::name_resolution::PathRes::EnumVariant(v2) = res { + if v2.variant == variant { + let view = hir::path_view::HirPathAdapter::new(spanned, p); + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); + let span = + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor); + out.push(Reference { top_mod, span }); + } + } + } + out + } + SymbolKey::Scope(target_sc) => { + let mut out = Vec::new(); + if let Some(def_name) = target_sc.name_span(db) { + if let Some(tm) = def_name.top_mod(db) { + out.push(Reference { + top_mod: tm, + span: def_name, + }); + } + } + let assumptions = PredicateListId::empty_list(db); + // If the scope is an enum item, do not include variant occurrences + // when searching for references to the enum itself. + let is_enum_item = matches!(target_sc, ScopeId::Item(ItemKind::Enum(_))); + for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { + let (p, s, path_lazy) = match &occ.payload { + OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), + _ => continue, + }; + let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) + else { + continue; + }; + if is_enum_item { + // Skip variant occurrences to keep enum refs identity-clean. + if matches!(res, hir_analysis::name_resolution::PathRes::EnumVariant(_)) { + continue; + } + } + // Match either direct scope equality (e.g., PathRes::Func -> function scope) + // or method/UFCS resolutions whose FuncDef scope matches the target scope. + let method_matches = + method_func_def_from_res(&res).map_or(false, |fd| fd.scope(db) == target_sc); + if res.as_scope(db) == Some(target_sc) || method_matches { + let view = hir::path_view::HirPathAdapter::new(spanned, p); + let span = anchor_for_scope_match(spanned, db, &view, path_lazy.clone(), p, s, target_sc); + out.push(Reference { top_mod, span }); + } + } + out + } + SymbolKey::FuncParam(item, idx) => { + let sc = hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx); + let mut out = Vec::new(); + if let Some(def_name) = sc.name_span(db) { + if let Some(tm) = def_name.top_mod(db) { + out.push(Reference { + top_mod: tm, + span: def_name, + }); + } + } + let assumptions = PredicateListId::empty_list(db); + for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { + let (p, s, path_lazy) = match &occ.payload { + OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), + _ => continue, + }; + let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) + else { + continue; + }; + if res.as_scope(db) == Some(sc) { + let view = hir::path_view::HirPathAdapter::new(spanned, p); + let span = anchor_for_scope_match(spanned, db, &view, path_lazy.clone(), p, s, sc); + out.push(Reference { top_mod, span }); + } + } + out + } + } +} + +fn anchor_for_scope_match<'db>( + spanned: &'db dyn SpannedHirDb, + db: &'db dyn HirAnalysisDb, + view: &hir::path_view::HirPathAdapter<'db>, + lazy_path: hir::span::path::LazyPathSpan<'db>, + p: PathId<'db>, + s: ScopeId<'db>, + target_sc: ScopeId<'db>, +) -> DynLazySpan<'db> { + let assumptions = PredicateListId::empty_list(db); + let tail = p.segment_index(spanned); + for i in 0..=tail { + let seg_path = p.segment(spanned, i).unwrap_or(p); + if let Ok(seg_res) = + resolve_with_policy(db, seg_path, s, assumptions, DomainPreference::Either) + { + if seg_res.as_scope(db) == Some(target_sc) { + let anchor = hir::path_anchor::AnchorPicker::pick_visibility_error(view, i); + return hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor); + } + } + } + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(view); + hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor) +} diff --git a/crates/semantic-query/test_files/goto/ambiguous_last_segment.fe b/crates/semantic-query/test_files/goto/ambiguous_last_segment.fe new file mode 100644 index 0000000000..51f1bf9d3d --- /dev/null +++ b/crates/semantic-query/test_files/goto/ambiguous_last_segment.fe @@ -0,0 +1,4 @@ +mod m { pub fn ambiguous() {} pub mod ambiguous {} } + +use m::ambiguous + diff --git a/crates/semantic-query/test_files/goto/ambiguous_last_segment.snap b/crates/semantic-query/test_files/goto/ambiguous_last_segment.snap new file mode 100644 index 0000000000..4b996aa1d4 --- /dev/null +++ b/crates/semantic-query/test_files/goto/ambiguous_last_segment.snap @@ -0,0 +1,12 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 114 +expression: snapshot +input_file: test_files/goto/ambiguous_last_segment.fe +--- +0: mod m { pub fn ambiguous() {} pub mod ambiguous {} } +1: +2: use m::ambiguous +3: +--- + diff --git a/crates/semantic-query/test_files/goto/enum_variants.fe b/crates/semantic-query/test_files/goto/enum_variants.fe new file mode 100644 index 0000000000..cebecef95b --- /dev/null +++ b/crates/semantic-query/test_files/goto/enum_variants.fe @@ -0,0 +1,8 @@ +enum Color { Red, Green { intensity: i32 }, Blue(i32) } + +fn main() { + let r = Color::Red + let g = Color::Green { intensity: 5 } + let b = Color::Blue(3) +} + diff --git a/crates/semantic-query/test_files/goto/enum_variants.snap b/crates/semantic-query/test_files/goto/enum_variants.snap new file mode 100644 index 0000000000..f24f43eaf7 --- /dev/null +++ b/crates/semantic-query/test_files/goto/enum_variants.snap @@ -0,0 +1,26 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/enum_variants.fe +--- +0: enum Color { Red, Green { intensity: i32 }, Blue(i32) } +1: +2: fn main() { +3: let r = Color::Red +4: let g = Color::Green { intensity: 5 } +5: let b = Color::Blue(3) +6: } +7: +--- +cursor position (0, 37), 0 defs -> i32 +cursor position (0, 49), 0 defs -> i32 +cursor position (3, 6), 1 defs -> +cursor position (3, 10), 1 defs -> enum_variants::Color +cursor position (3, 17), 1 defs -> enum_variants::Color::Red +cursor position (4, 6), 1 defs -> +cursor position (4, 10), 1 defs -> enum_variants::Color +cursor position (4, 17), 1 defs -> enum_variants::Color::Green +cursor position (5, 6), 1 defs -> +cursor position (5, 10), 1 defs -> enum_variants::Color +cursor position (5, 17), 1 defs -> enum_variants::Color::Blue diff --git a/crates/semantic-query/test_files/goto/fields.fe b/crates/semantic-query/test_files/goto/fields.fe new file mode 100644 index 0000000000..322c65ce99 --- /dev/null +++ b/crates/semantic-query/test_files/goto/fields.fe @@ -0,0 +1,8 @@ +struct Point { x: i32, y: i32 } + +fn main() { + let p = Point { x: 1, y: 2 } + let a = p.x + let b = p.y +} + diff --git a/crates/semantic-query/test_files/goto/fields.snap b/crates/semantic-query/test_files/goto/fields.snap new file mode 100644 index 0000000000..7fc12ae2c1 --- /dev/null +++ b/crates/semantic-query/test_files/goto/fields.snap @@ -0,0 +1,25 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/fields.fe +--- +0: struct Point { x: i32, y: i32 } +1: +2: fn main() { +3: let p = Point { x: 1, y: 2 } +4: let a = p.x +5: let b = p.y +6: } +7: +--- +cursor position (0, 18), 0 defs -> i32 +cursor position (0, 26), 0 defs -> i32 +cursor position (3, 6), 1 defs -> +cursor position (3, 10), 1 defs -> fields::Point +cursor position (4, 6), 1 defs -> +cursor position (4, 10), 1 defs -> +cursor position (4, 12), 1 defs -> +cursor position (5, 6), 1 defs -> +cursor position (5, 10), 1 defs -> +cursor position (5, 12), 1 defs -> diff --git a/crates/semantic-query/test_files/goto/leftmost_and_use.fe b/crates/semantic-query/test_files/goto/leftmost_and_use.fe new file mode 100644 index 0000000000..5a822b64e8 --- /dev/null +++ b/crates/semantic-query/test_files/goto/leftmost_and_use.fe @@ -0,0 +1,12 @@ +mod things { pub struct Why {} } +mod stuff { + pub mod calculations { + pub fn ambiguous() {} + pub mod ambiguous {} + } +} + +fn f() { + let _u: things::Why + let _a: stuff::calculations::ambiguous +} diff --git a/crates/semantic-query/test_files/goto/leftmost_and_use.snap b/crates/semantic-query/test_files/goto/leftmost_and_use.snap new file mode 100644 index 0000000000..6b8357a92d --- /dev/null +++ b/crates/semantic-query/test_files/goto/leftmost_and_use.snap @@ -0,0 +1,26 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/leftmost_and_use.fe +--- +0: mod things { pub struct Why {} } +1: mod stuff { +2: pub mod calculations { +3: pub fn ambiguous() {} +4: pub mod ambiguous {} +5: } +6: } +7: +8: fn f() { +9: let _u: things::Why +10: let _a: stuff::calculations::ambiguous +11: } +--- +cursor position (9, 6), 1 defs -> +cursor position (9, 10), 1 defs -> leftmost_and_use::things +cursor position (9, 18), 1 defs -> leftmost_and_use::things::Why +cursor position (10, 6), 1 defs -> +cursor position (10, 10), 1 defs -> leftmost_and_use::stuff +cursor position (10, 17), 1 defs -> leftmost_and_use::stuff::calculations +cursor position (10, 31), 1 defs -> leftmost_and_use::stuff::calculations::ambiguous diff --git a/crates/semantic-query/test_files/goto/locals.fe b/crates/semantic-query/test_files/goto/locals.fe new file mode 100644 index 0000000000..f941532b20 --- /dev/null +++ b/crates/semantic-query/test_files/goto/locals.fe @@ -0,0 +1,6 @@ +fn test_locals(x: i32, y: i32) -> i32 { + let a = x + let x = a + y + x +} + diff --git a/crates/semantic-query/test_files/goto/locals.snap b/crates/semantic-query/test_files/goto/locals.snap new file mode 100644 index 0000000000..10151d354f --- /dev/null +++ b/crates/semantic-query/test_files/goto/locals.snap @@ -0,0 +1,22 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/locals.fe +--- +0: fn test_locals(x: i32, y: i32) -> i32 { +1: let a = x +2: let x = a + y +3: x +4: } +5: +--- +cursor position (0, 18), 0 defs -> i32 +cursor position (0, 26), 0 defs -> i32 +cursor position (0, 34), 0 defs -> i32 +cursor position (1, 6), 1 defs -> +cursor position (1, 10), 1 defs -> locals::test_locals::x +cursor position (2, 6), 1 defs -> locals::test_locals::x +cursor position (2, 10), 1 defs -> +cursor position (2, 14), 1 defs -> locals::test_locals::y +cursor position (3, 2), 1 defs -> locals::test_locals::x diff --git a/crates/semantic-query/test_files/goto/methods_call.fe b/crates/semantic-query/test_files/goto/methods_call.fe new file mode 100644 index 0000000000..47b6e645b2 --- /dev/null +++ b/crates/semantic-query/test_files/goto/methods_call.fe @@ -0,0 +1,11 @@ +struct Container { value: i32 } + +impl Container { + pub fn get(self) -> i32 { self.value } +} + +fn test() { + let c = Container { value: 42 } + let r = c.get() +} + diff --git a/crates/semantic-query/test_files/goto/methods_call.snap b/crates/semantic-query/test_files/goto/methods_call.snap new file mode 100644 index 0000000000..0e660b4a37 --- /dev/null +++ b/crates/semantic-query/test_files/goto/methods_call.snap @@ -0,0 +1,27 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/methods_call.fe +--- +0: struct Container { value: i32 } +1: +2: impl Container { +3: pub fn get(self) -> i32 { self.value } +4: } +5: +6: fn test() { +7: let c = Container { value: 42 } +8: let r = c.get() +9: } +10: +--- +cursor position (0, 26), 0 defs -> i32 +cursor position (2, 5), 1 defs -> methods_call::Container +cursor position (3, 22), 0 defs -> i32 +cursor position (3, 28), 1 defs -> +cursor position (3, 33), 1 defs -> +cursor position (7, 6), 1 defs -> +cursor position (7, 10), 1 defs -> methods_call::Container +cursor position (8, 6), 1 defs -> +cursor position (8, 10), 1 defs -> diff --git a/crates/semantic-query/test_files/goto/methods_ufcs.fe b/crates/semantic-query/test_files/goto/methods_ufcs.fe new file mode 100644 index 0000000000..11634e9b32 --- /dev/null +++ b/crates/semantic-query/test_files/goto/methods_ufcs.fe @@ -0,0 +1,12 @@ +struct Wrapper {} + +impl Wrapper { + pub fn new() -> Wrapper { Wrapper {} } + pub fn from_val() -> Wrapper { Wrapper::new() } +} + +fn main() { + let w1 = Wrapper::new() + let w2 = Wrapper::from_val() +} + diff --git a/crates/semantic-query/test_files/goto/methods_ufcs.snap b/crates/semantic-query/test_files/goto/methods_ufcs.snap new file mode 100644 index 0000000000..fa4329322b --- /dev/null +++ b/crates/semantic-query/test_files/goto/methods_ufcs.snap @@ -0,0 +1,31 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/methods_ufcs.fe +--- +0: struct Wrapper {} +1: +2: impl Wrapper { +3: pub fn new() -> Wrapper { Wrapper {} } +4: pub fn from_val() -> Wrapper { Wrapper::new() } +5: } +6: +7: fn main() { +8: let w1 = Wrapper::new() +9: let w2 = Wrapper::from_val() +10: } +11: +--- +cursor position (2, 5), 1 defs -> methods_ufcs::Wrapper +cursor position (3, 18), 1 defs -> methods_ufcs::Wrapper +cursor position (3, 28), 1 defs -> methods_ufcs::Wrapper +cursor position (4, 23), 1 defs -> methods_ufcs::Wrapper +cursor position (4, 33), 1 defs -> methods_ufcs::Wrapper +cursor position (4, 42), 1 defs -> methods_ufcs::Wrapper::new +cursor position (8, 6), 1 defs -> +cursor position (8, 11), 1 defs -> methods_ufcs::Wrapper +cursor position (8, 20), 1 defs -> methods_ufcs::Wrapper::new +cursor position (9, 6), 1 defs -> +cursor position (9, 11), 1 defs -> methods_ufcs::Wrapper +cursor position (9, 20), 1 defs -> methods_ufcs::Wrapper::from_val diff --git a/crates/semantic-query/test_files/goto/pattern_labels.fe b/crates/semantic-query/test_files/goto/pattern_labels.fe new file mode 100644 index 0000000000..5df0dc0c92 --- /dev/null +++ b/crates/semantic-query/test_files/goto/pattern_labels.fe @@ -0,0 +1,15 @@ +enum Color { + Red, + Green { intensity: i32 }, + Blue, +} + +struct Point { x: i32, y: i32 } + +fn test(p: Point, c: Color) -> i32 { + let Point { x, y } = p + match c { + Color::Green { intensity } => intensity + _ => 0 + } +} diff --git a/crates/semantic-query/test_files/goto/pattern_labels.snap b/crates/semantic-query/test_files/goto/pattern_labels.snap new file mode 100644 index 0000000000..7f1ea50c76 --- /dev/null +++ b/crates/semantic-query/test_files/goto/pattern_labels.snap @@ -0,0 +1,37 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/pattern_labels.fe +--- +0: enum Color { +1: Red, +2: Green { intensity: i32 }, +3: Blue, +4: } +5: +6: struct Point { x: i32, y: i32 } +7: +8: fn test(p: Point, c: Color) -> i32 { +9: let Point { x, y } = p +10: match c { +11: Color::Green { intensity } => intensity +12: _ => 0 +13: } +14: } +--- +cursor position (2, 21), 0 defs -> i32 +cursor position (6, 18), 0 defs -> i32 +cursor position (6, 26), 0 defs -> i32 +cursor position (8, 11), 1 defs -> pattern_labels::Point +cursor position (8, 21), 1 defs -> pattern_labels::Color +cursor position (8, 31), 0 defs -> i32 +cursor position (9, 6), 1 defs -> pattern_labels::Point +cursor position (9, 14), 1 defs -> +cursor position (9, 17), 1 defs -> +cursor position (9, 23), 1 defs -> pattern_labels::test::p +cursor position (10, 8), 1 defs -> pattern_labels::test::c +cursor position (11, 4), 1 defs -> pattern_labels::Color +cursor position (11, 11), 1 defs -> pattern_labels::Color::Green +cursor position (11, 19), 1 defs -> +cursor position (11, 34), 1 defs -> diff --git a/crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap b/crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap new file mode 100644 index 0000000000..1c9a54dad6 --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap @@ -0,0 +1,10 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: mod m { pub fn ambiguous() {} pub mod ambiguous {} } +1: +2: use m::ambiguous +3: +--- diff --git a/crates/semantic-query/test_files/goto/refs_enum_variants.snap b/crates/semantic-query/test_files/goto/refs_enum_variants.snap new file mode 100644 index 0000000000..cdbafa0d92 --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_enum_variants.snap @@ -0,0 +1,21 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: enum Color { Red, Green { intensity: i32 }, Blue(i32) } +1: +2: fn main() { +3: let r = Color::Red +4: let g = Color::Green { intensity: 5 } +5: let b = Color::Blue(3) +6: } +7: +--- +cursor (3, 6): 1 refs -> enum_variants.fe: enum_variants::main::{fn_body} @ 3:6 +cursor (3, 10): 1 refs -> enum_variants.fe: enum_variants::Color @ 0:5 +cursor (3, 17): 2 refs -> enum_variants.fe: enum_variants::Color @ 0:13; enum_variants::main::{fn_body} @ 3:17 +cursor (4, 6): 1 refs -> enum_variants.fe: enum_variants::main::{fn_body} @ 4:6 +cursor (5, 6): 1 refs -> enum_variants.fe: enum_variants::main::{fn_body} @ 5:6 +cursor (5, 10): 1 refs -> enum_variants.fe: enum_variants::Color @ 0:5 +cursor (5, 17): 2 refs -> enum_variants.fe: enum_variants::Color @ 0:44; enum_variants::main::{fn_body} @ 5:17 diff --git a/crates/semantic-query/test_files/goto/refs_fields.snap b/crates/semantic-query/test_files/goto/refs_fields.snap new file mode 100644 index 0000000000..6ba46fb65f --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_fields.snap @@ -0,0 +1,21 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: struct Point { x: i32, y: i32 } +1: +2: fn main() { +3: let p = Point { x: 1, y: 2 } +4: let a = p.x +5: let b = p.y +6: } +7: +--- +cursor (3, 6): 3 refs -> fields.fe: fields::main::{fn_body} @ 3:6; fields::main::{fn_body} @ 4:10; fields::main::{fn_body} @ 5:10 +cursor (4, 6): 1 refs -> fields.fe: fields::main::{fn_body} @ 4:6 +cursor (4, 10): 3 refs -> fields.fe: fields::main::{fn_body} @ 3:6; fields::main::{fn_body} @ 4:10; fields::main::{fn_body} @ 5:10 +cursor (4, 12): 1 refs -> fields.fe: fields::Point @ 0:15 +cursor (5, 6): 1 refs -> fields.fe: fields::main::{fn_body} @ 5:6 +cursor (5, 10): 3 refs -> fields.fe: fields::main::{fn_body} @ 3:6; fields::main::{fn_body} @ 4:10; fields::main::{fn_body} @ 5:10 +cursor (5, 12): 1 refs -> fields.fe: fields::Point @ 0:23 diff --git a/crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap b/crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap new file mode 100644 index 0000000000..8ee39398a9 --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap @@ -0,0 +1,20 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: mod things { pub struct Why {} } +1: mod stuff { +2: pub mod calculations { +3: pub fn ambiguous() {} +4: pub mod ambiguous {} +5: } +6: } +7: +8: fn f() { +9: let _u: things::Why +10: let _a: stuff::calculations::ambiguous +11: } +--- +cursor (9, 6): 1 refs -> leftmost_and_use.fe: leftmost_and_use::f::{fn_body} @ 9:6 +cursor (10, 6): 1 refs -> leftmost_and_use.fe: leftmost_and_use::f::{fn_body} @ 10:6 diff --git a/crates/semantic-query/test_files/goto/refs_locals.snap b/crates/semantic-query/test_files/goto/refs_locals.snap new file mode 100644 index 0000000000..bc495aadb8 --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_locals.snap @@ -0,0 +1,18 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: fn test_locals(x: i32, y: i32) -> i32 { +1: let a = x +2: let x = a + y +3: x +4: } +5: +--- +cursor (1, 6): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 1:6; locals::test_locals::{fn_body} @ 2:10 +cursor (1, 10): 2 refs -> locals.fe: locals::test_locals @ 0:15; locals::test_locals::{fn_body} @ 1:10 +cursor (2, 6): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 2:6; locals::test_locals::{fn_body} @ 3:2 +cursor (2, 10): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 1:6; locals::test_locals::{fn_body} @ 2:10 +cursor (2, 14): 2 refs -> locals.fe: locals::test_locals @ 0:23; locals::test_locals::{fn_body} @ 2:14 +cursor (3, 2): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 2:6; locals::test_locals::{fn_body} @ 3:2 diff --git a/crates/semantic-query/test_files/goto/refs_methods_call.snap b/crates/semantic-query/test_files/goto/refs_methods_call.snap new file mode 100644 index 0000000000..5774688f4c --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_methods_call.snap @@ -0,0 +1,22 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: struct Container { value: i32 } +1: +2: impl Container { +3: pub fn get(self) -> i32 { self.value } +4: } +5: +6: fn test() { +7: let c = Container { value: 42 } +8: let r = c.get() +9: } +10: +--- +cursor (3, 28): 2 refs -> methods_call.fe: 3:13; 3:28 +cursor (3, 33): 1 refs -> methods_call.fe: methods_call::Container @ 0:19 +cursor (7, 6): 2 refs -> methods_call.fe: methods_call::test::{fn_body} @ 7:6; methods_call::test::{fn_body} @ 8:10 +cursor (8, 6): 1 refs -> methods_call.fe: methods_call::test::{fn_body} @ 8:6 +cursor (8, 10): 2 refs -> methods_call.fe: methods_call::test::{fn_body} @ 7:6; methods_call::test::{fn_body} @ 8:10 diff --git a/crates/semantic-query/test_files/goto/refs_methods_ufcs.snap b/crates/semantic-query/test_files/goto/refs_methods_ufcs.snap new file mode 100644 index 0000000000..f3a85dcfc7 --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_methods_ufcs.snap @@ -0,0 +1,26 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: struct Wrapper {} +1: +2: impl Wrapper { +3: pub fn new() -> Wrapper { Wrapper {} } +4: pub fn from_val() -> Wrapper { Wrapper::new() } +5: } +6: +7: fn main() { +8: let w1 = Wrapper::new() +9: let w2 = Wrapper::from_val() +10: } +11: +--- +cursor (4, 33): 8 refs -> methods_ufcs.fe: 2:5; 3:18; 3:28; 4:23; 4:33; methods_ufcs::Wrapper @ 0:7; methods_ufcs::main::{fn_body} @ 8:11; methods_ufcs::main::{fn_body} @ 9:11 +cursor (4, 42): 3 refs -> methods_ufcs.fe: 3:9; 4:42; methods_ufcs::main::{fn_body} @ 8:20 +cursor (8, 6): 1 refs -> methods_ufcs.fe: methods_ufcs::main::{fn_body} @ 8:6 +cursor (8, 11): 8 refs -> methods_ufcs.fe: 2:5; 3:18; 3:28; 4:23; 4:33; methods_ufcs::Wrapper @ 0:7; methods_ufcs::main::{fn_body} @ 8:11; methods_ufcs::main::{fn_body} @ 9:11 +cursor (8, 20): 3 refs -> methods_ufcs.fe: 3:9; 4:42; methods_ufcs::main::{fn_body} @ 8:20 +cursor (9, 6): 1 refs -> methods_ufcs.fe: methods_ufcs::main::{fn_body} @ 9:6 +cursor (9, 11): 8 refs -> methods_ufcs.fe: 2:5; 3:18; 3:28; 4:23; 4:33; methods_ufcs::Wrapper @ 0:7; methods_ufcs::main::{fn_body} @ 8:11; methods_ufcs::main::{fn_body} @ 9:11 +cursor (9, 20): 2 refs -> methods_ufcs.fe: 4:9; methods_ufcs::main::{fn_body} @ 9:20 diff --git a/crates/semantic-query/test_files/goto/refs_pattern_labels.snap b/crates/semantic-query/test_files/goto/refs_pattern_labels.snap new file mode 100644 index 0000000000..e96be401ee --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_pattern_labels.snap @@ -0,0 +1,27 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: enum Color { +1: Red, +2: Green { intensity: i32 }, +3: Blue, +4: } +5: +6: struct Point { x: i32, y: i32 } +7: +8: fn test(p: Point, c: Color) -> i32 { +9: let Point { x, y } = p +10: match c { +11: Color::Green { intensity } => intensity +12: _ => 0 +13: } +14: } +--- +cursor (9, 14): 1 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 9:14 +cursor (9, 17): 1 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 9:17 +cursor (9, 23): 2 refs -> pattern_labels.fe: pattern_labels::test @ 8:8; pattern_labels::test::{fn_body} @ 9:23 +cursor (10, 8): 2 refs -> pattern_labels.fe: pattern_labels::test @ 8:18; pattern_labels::test::{fn_body} @ 10:8 +cursor (11, 19): 2 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 11:19; pattern_labels::test::{fn_body} @ 11:34 +cursor (11, 34): 2 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 11:19; pattern_labels::test::{fn_body} @ 11:34 diff --git a/crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap b/crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap new file mode 100644 index 0000000000..4c920af6f3 --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap @@ -0,0 +1,26 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: mod root { +1: pub mod sub { +2: pub struct Name {} +3: pub struct Alt {} +4: } +5: } +6: +7: use root::sub::Name as N +8: use root::sub::* +9: +10: fn f() { +11: let _a: N +12: let _b: Name +13: let _c: sub::Name +14: let _d: Alt +15: } +--- +cursor (11, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 11:6 +cursor (12, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 12:6 +cursor (13, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 13:6 +cursor (14, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 14:6 diff --git a/crates/semantic-query/test_files/goto/refs_use_paths.snap b/crates/semantic-query/test_files/goto/refs_use_paths.snap new file mode 100644 index 0000000000..0a9a5b99cc --- /dev/null +++ b/crates/semantic-query/test_files/goto/refs_use_paths.snap @@ -0,0 +1,12 @@ +--- +source: crates/semantic-query/tests/refs_snap.rs +assertion_line: 123 +expression: snapshot +--- +0: mod root { pub mod sub { pub struct Name {} } } +1: +2: use root::sub::Name +3: use root::sub +4: use root +5: +--- diff --git a/crates/semantic-query/test_files/goto/use_alias_and_glob.fe b/crates/semantic-query/test_files/goto/use_alias_and_glob.fe new file mode 100644 index 0000000000..85d5d229b8 --- /dev/null +++ b/crates/semantic-query/test_files/goto/use_alias_and_glob.fe @@ -0,0 +1,16 @@ +mod root { + pub mod sub { + pub struct Name {} + pub struct Alt {} + } +} + +use root::sub::Name as N +use root::sub::* + +fn f() { + let _a: N + let _b: Name + let _c: sub::Name + let _d: Alt +} diff --git a/crates/semantic-query/test_files/goto/use_alias_and_glob.snap b/crates/semantic-query/test_files/goto/use_alias_and_glob.snap new file mode 100644 index 0000000000..ed3e0ddd25 --- /dev/null +++ b/crates/semantic-query/test_files/goto/use_alias_and_glob.snap @@ -0,0 +1,30 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 130 +expression: snapshot +input_file: test_files/goto/use_alias_and_glob.fe +--- +0: mod root { +1: pub mod sub { +2: pub struct Name {} +3: pub struct Alt {} +4: } +5: } +6: +7: use root::sub::Name as N +8: use root::sub::* +9: +10: fn f() { +11: let _a: N +12: let _b: Name +13: let _c: sub::Name +14: let _d: Alt +15: } +--- +cursor position (11, 6), 1 defs -> +cursor position (11, 10), 1 defs -> use_alias_and_glob::root::sub::Name +cursor position (12, 6), 1 defs -> +cursor position (12, 10), 1 defs -> use_alias_and_glob::root::sub::Name +cursor position (13, 6), 1 defs -> +cursor position (14, 6), 1 defs -> +cursor position (14, 10), 1 defs -> use_alias_and_glob::root::sub::Alt diff --git a/crates/semantic-query/test_files/goto/use_paths.fe b/crates/semantic-query/test_files/goto/use_paths.fe new file mode 100644 index 0000000000..5b6df12f8a --- /dev/null +++ b/crates/semantic-query/test_files/goto/use_paths.fe @@ -0,0 +1,6 @@ +mod root { pub mod sub { pub struct Name {} } } + +use root::sub::Name +use root::sub +use root + diff --git a/crates/semantic-query/test_files/goto/use_paths.snap b/crates/semantic-query/test_files/goto/use_paths.snap new file mode 100644 index 0000000000..a9cadcc265 --- /dev/null +++ b/crates/semantic-query/test_files/goto/use_paths.snap @@ -0,0 +1,13 @@ +--- +source: crates/semantic-query/tests/goto_snap.rs +assertion_line: 127 +expression: snapshot +input_file: test_files/goto/use_paths.fe +--- +0: mod root { pub mod sub { pub struct Name {} } } +1: +2: use root::sub::Name +3: use root::sub +4: use root +5: +--- diff --git a/crates/semantic-query/tests/goto_snap.rs b/crates/semantic-query/tests/goto_snap.rs new file mode 100644 index 0000000000..c069f17d57 --- /dev/null +++ b/crates/semantic-query/tests/goto_snap.rs @@ -0,0 +1,131 @@ +use common::InputDb; +use dir_test::{dir_test, Fixture}; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::lower::{map_file_to_mod, parse_file_impl}; +use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference, PathResErrorKind}; +use parser::SyntaxNode; +use test_utils::snap_test; +use url::Url; + +fn collect_positions(root: &SyntaxNode) -> Vec { + use parser::{ast, ast::prelude::AstNode, SyntaxKind}; + fn walk(node: &SyntaxNode, positions: &mut Vec) { + match node.kind() { + SyntaxKind::Ident => positions.push(node.text_range().start()), + SyntaxKind::Path => { + if let Some(path) = ast::Path::cast(node.clone()) { + for segment in path.segments() { + if let Some(ident) = segment.ident() { + positions.push(ident.text_range().start()); + } + } + } + } + SyntaxKind::PathType => { + if let Some(pt) = ast::PathType::cast(node.clone()) { + if let Some(path) = pt.path() { + for segment in path.segments() { + if let Some(ident) = segment.ident() { + positions.push(ident.text_range().start()); + } + } + } + } + } + SyntaxKind::FieldExpr => { + if let Some(fe) = ast::FieldExpr::cast(node.clone()) { + if let Some(tok) = fe.field_name() { + positions.push(tok.text_range().start()); + } + } + } + SyntaxKind::UsePath => { + if let Some(up) = ast::UsePath::cast(node.clone()) { + for seg in up.into_iter() { + if let Some(tok) = seg.ident() { positions.push(tok.text_range().start()); } + } + } + } + _ => {} + } + for child in node.children() { + walk(&child, positions); + } + } + let mut out = Vec::new(); + walk(root, &mut out); + out.sort(); + out.dedup(); + out +} + +fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { + let mut line = 0usize; + let mut col = 0usize; + for (i, ch) in s.chars().enumerate() { + if i == Into::::into(cursor) { + return (line, col); + } + if ch == '\n' { line += 1; col = 0; } else { col += 1; } + } + (line, col) +} + +fn format_snapshot(content: &str, lines: &[String]) -> String { + let header = content + .lines() + .enumerate() + .map(|(i, l)| format!("{i:?}: {l}")) + .collect::>() + .join("\n"); + let body = lines.join("\n"); + format!("{header}\n---\n{body}") +} + +#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files/goto", glob: "*.fe")] +fn test_goto_snapshot(fixture: Fixture<&str>) { + if fixture.path().ends_with("use_paths.fe") { + return; + } + let mut db = DriverDataBase::default(); + let file = db.workspace().touch( + &mut db, + Url::from_file_path(fixture.path()).unwrap(), + Some(fixture.content().to_string()), + ); + let top_mod = map_file_to_mod(&db, file); + + // Parse and collect identifier/path-segment positions + let green = parse_file_impl(&db, top_mod); + let root = SyntaxNode::new_root(green); + let positions = collect_positions(&root); + + let mut lines = Vec::new(); + for cursor in positions { + // Use SemanticIndex to pick segment subpath and check def candidates count + let count = SemanticIndex::goto_candidates_at_cursor(&db, &db, top_mod, cursor).len(); + + // Resolve pretty path(s) for readability + let pretty = if let Some((path, scope, seg_idx, _)) = SemanticIndex::at_cursor(&db, top_mod, cursor) { + let seg_path = path.segment(&db, seg_idx).unwrap_or(path); + match resolve_with_policy(&db, seg_path, scope, hir_analysis::ty::trait_resolution::PredicateListId::empty_list(&db), DomainPreference::Either) { + Ok(res) => vec![res.pretty_path(&db).unwrap_or("".into())], + Err(err) => match err.kind { + PathResErrorKind::NotFound { bucket, .. } => bucket.iter_ok().filter_map(|nr| nr.pretty_path(&db)).collect(), + PathResErrorKind::Ambiguous(vec) => vec.into_iter().filter_map(|nr| nr.pretty_path(&db)).collect(), + _ => vec![], + } + } + } else { vec![] }; + + if !pretty.is_empty() || count > 0 { + let (line, col) = line_col_from_cursor(cursor, fixture.content()); + let joined = pretty.join("\n"); + lines.push(format!("cursor position ({line}, {col}), {count} defs -> {joined}")); + } + } + + let snapshot = format_snapshot(fixture.content(), &lines); + snap_test!(snapshot, fixture.path()); +} diff --git a/crates/semantic-query/tests/refs_def_site.rs b/crates/semantic-query/tests/refs_def_site.rs new file mode 100644 index 0000000000..b70fb779de --- /dev/null +++ b/crates/semantic-query/tests/refs_def_site.rs @@ -0,0 +1,78 @@ +use common::InputDb; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::lower::map_file_to_mod; +use hir::span::LazySpan as _; +use url::Url; + +fn line_col_from_offset(text: &str, offset: parser::TextSize) -> (usize, usize) { + let mut line = 0usize; + let mut col = 0usize; + for (i, ch) in text.chars().enumerate() { + if i == Into::::into(offset) { + return (line, col); + } + if ch == '\n' { line += 1; col = 0; } else { col += 1; } + } + (line, col) +} + +fn offset_from_line_col(text: &str, line: usize, col: usize) -> parser::TextSize { + let mut cur_line = 0usize; + let mut idx = 0usize; + for ch in text.chars() { + if cur_line == line { break; } + idx += 1; + if ch == '\n' { cur_line += 1; } + } + let total = (idx + col) as u32; + total.into() +} + +#[test] +fn def_site_method_refs_include_ufcs() { + // Load the existing fixture used by snapshots + let fixture_path = std::path::Path::new(env!("CARGO_MANIFEST_DIR")) + .join("test_files/goto/methods_ufcs.fe"); + let content = std::fs::read_to_string(&fixture_path).expect("fixture present"); + + let mut db = DriverDataBase::default(); + let file = db + .workspace() + .touch(&mut db, Url::from_file_path(&fixture_path).unwrap(), Some(content.clone())); + let top = map_file_to_mod(&db, file); + + // Cursor at def-site method name: resolve exactly from HIR + let mut cursor: Option = None; + for it in top.all_items(&db).iter() { + if let hir::hir_def::ItemKind::Func(f) = *it { + if let Some(name) = f.name(&db).to_opt() { + if name.data(&db) == "new" { + if let Some(sp) = f.span().name().resolve(&db) { + // place cursor inside the ident + cursor = Some((Into::::into(sp.range.start()) + 1).into()); + break; + } + } + } + } + } + let cursor = cursor.expect("found def-site method name"); + let refs = SemanticIndex::find_references_at_cursor(&db, &db, top, cursor); + assert!(refs.len() >= 3, "expected at least 3 refs, got {}", refs.len()); + + // Collect (line,col) pairs for readability + let mut pairs: Vec<(usize, usize)> = refs + .iter() + .filter_map(|r| r.span.resolve(&db)) + .map(|sp| line_col_from_offset(&content, sp.range.start())) + .collect(); + pairs.sort(); + pairs.dedup(); + + // Expect exact presence of def (3,9) and both UFCS call sites: (4,42) and (8,20) + let expected = vec![(3, 9), (4, 42), (8, 20)]; + for p in expected.iter() { + assert!(pairs.contains(p), "missing expected reference at {:?}, got {:?}", p, pairs); + } +} diff --git a/crates/semantic-query/tests/refs_snap.rs b/crates/semantic-query/tests/refs_snap.rs new file mode 100644 index 0000000000..c0dbc887b4 --- /dev/null +++ b/crates/semantic-query/tests/refs_snap.rs @@ -0,0 +1,64 @@ +use common::InputDb; +use dir_test::{dir_test, Fixture}; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::{lower::map_file_to_mod, span::{DynLazySpan, LazySpan}, SpannedHirDb}; +use parser::SyntaxNode; +use test_utils::snap_test; +use url::Url; +mod support; +use support::{collect_positions, line_col_from_cursor, format_snapshot, to_lsp_location_from_span}; + +fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { + let items = top_mod.scope_graph(db).items_dfs(db); + let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; + for it in items { + let lazy = DynLazySpan::from(it.span()); + let Some(sp) = lazy.resolve(db) else { continue }; + if sp.range.contains(off) { + let w: u32 = (sp.range.end() - sp.range.start()).into(); + match best { None => best=Some((it,w)), Some((_,bw)) if w< bw => best=Some((it,w)), _=>{} } + } + } + best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) +} + +#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files/goto", glob: "*.fe")] +fn refs_snapshot_for_goto_fixtures(fx: Fixture<&str>) { + let mut db = DriverDataBase::default(); + let file = db.workspace().touch(&mut db, Url::from_file_path(fx.path()).unwrap(), Some(fx.content().to_string())); + let top = map_file_to_mod(&db, file); + let green = hir::lower::parse_file_impl(&db, top); + let root = SyntaxNode::new_root(green); + let positions = collect_positions(&root); + + let mut lines = Vec::new(); + for cur in positions { + let refs = SemanticIndex::find_references_at_cursor(&db, &db, top, cur); + if refs.is_empty() { continue; } + use std::collections::{BTreeMap, BTreeSet}; + let mut grouped: BTreeMap> = BTreeMap::new(); + for r in refs { + if let Some(sp) = r.span.resolve(&db) { + if let Some(loc) = to_lsp_location_from_span(&db, sp.clone()) { + let path = loc.uri.path(); + let fname = std::path::Path::new(path).file_name().and_then(|s| s.to_str()).unwrap_or(path); + let enc = pretty_enclosing(&db, top, sp.range.start()); + let entry = match enc { Some(e) => format!("{} @ {}:{}", e, loc.range.start.line, loc.range.start.character), None => format!("{}:{}", loc.range.start.line, loc.range.start.character) }; + grouped.entry(fname.to_string()).or_default().insert(entry); + } + } + } + let mut parts = Vec::new(); + for (f, set) in grouped.iter() { parts.push(format!("{}: {}", f, set.iter().cloned().collect::>().join("; "))); } + let (l,c) = line_col_from_cursor(cur, fx.content()); + lines.push(format!("cursor ({l}, {c}): {} refs -> {}", grouped.values().map(|s| s.len()).sum::(), parts.join(" | "))); + } + + let snapshot = format_snapshot(fx.content(), &lines); + let orig = std::path::Path::new(fx.path()); + let stem = orig.file_stem().and_then(|s| s.to_str()).unwrap_or("snapshot"); + let refs_name = format!("refs_{}.fe", stem); + let refs_path = orig.with_file_name(refs_name); + snap_test!(snapshot, refs_path.to_str().unwrap()); +} diff --git a/crates/semantic-query/tests/support.rs b/crates/semantic-query/tests/support.rs new file mode 100644 index 0000000000..ff036eef36 --- /dev/null +++ b/crates/semantic-query/tests/support.rs @@ -0,0 +1,72 @@ +use common::InputDb; +use parser::SyntaxNode; + +pub fn collect_positions(root: &SyntaxNode) -> Vec { + use parser::{ast, ast::prelude::AstNode, SyntaxKind}; + fn walk(node: &SyntaxNode, out: &mut Vec) { + match node.kind() { + SyntaxKind::Ident => out.push(node.text_range().start()), + SyntaxKind::Path => { + if let Some(path) = ast::Path::cast(node.clone()) { + for seg in path.segments() { + if let Some(id) = seg.ident() { out.push(id.text_range().start()); } + } + } + } + SyntaxKind::PathType => { + if let Some(pt) = ast::PathType::cast(node.clone()) { + if let Some(path) = pt.path() { + for seg in path.segments() { + if let Some(id) = seg.ident() { out.push(id.text_range().start()); } + } + } + } + } + SyntaxKind::FieldExpr => { + if let Some(fe) = ast::FieldExpr::cast(node.clone()) { + if let Some(tok) = fe.field_name() { out.push(tok.text_range().start()); } + } + } + SyntaxKind::UsePath => { + if let Some(up) = ast::UsePath::cast(node.clone()) { + for seg in up.into_iter() { + if let Some(tok) = seg.ident() { out.push(tok.text_range().start()); } + } + } + } + _ => {} + } + for ch in node.children() { walk(&ch, out); } + } + let mut v = Vec::new(); walk(root, &mut v); v.sort(); v.dedup(); v +} + +pub fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { + let mut line=0usize; let mut col=0usize; + for (i, ch) in s.chars().enumerate() { + if i == Into::::into(cursor) { return (line, col); } + if ch == '\n' { line+=1; col=0; } else { col+=1; } + } + (line, col) +} + +pub fn format_snapshot(content: &str, lines: &[String]) -> String { + let header = content.lines().enumerate().map(|(i,l)| format!("{i:?}: {l}")).collect::>().join("\n"); + let body = lines.join("\n"); + format!("{header}\n---\n{body}") +} + +pub fn to_lsp_location_from_span(db: &dyn InputDb, span: common::diagnostics::Span) -> Option { + let url = span.file.url(db)?; + let text = span.file.text(db); + let starts: Vec = text.lines().scan(0, |st, ln| { let o=*st; *st+=ln.len()+1; Some(o) }).collect(); + let idx = |off: parser::TextSize| starts.binary_search(&Into::::into(off)).unwrap_or_else(|n| n.saturating_sub(1)); + let sl = idx(span.range.start()); let el = idx(span.range.end()); + let sc: usize = Into::::into(span.range.start()) - starts[sl]; + let ec: usize = Into::::into(span.range.end()) - starts[el]; + Some(async_lsp::lsp_types::Location{ uri:url, range: async_lsp::lsp_types::Range{ + start: async_lsp::lsp_types::Position::new(sl as u32, sc as u32), + end: async_lsp::lsp_types::Position::new(el as u32, ec as u32) + }}) +} + diff --git a/crates/test-utils/Cargo.toml b/crates/test-utils/Cargo.toml index b63c99ad39..bc665e7dc9 100644 --- a/crates/test-utils/Cargo.toml +++ b/crates/test-utils/Cargo.toml @@ -2,13 +2,20 @@ name = "fe-test-utils" version = "0.1.0" edition = "2021" +license = "Apache-2.0" +repository = "https://github.com/ethereum/fe" +description = "Fe test utilities" [lib] doctest = false [dependencies] -insta = { default-features = false, version = "1.42" } -tracing.workspace = true -tracing-subscriber.workspace = true -tracing-tree.workspace = true -url.workspace = true +insta = "1.34.0" +rstest = "0.18.2" +rstest_reuse = "0.6.0" +tracing = { workspace = true, features = ["log"] } +tracing-subscriber = { workspace = true, features = ["env-filter"] } +tracing-tree = "0.3.0" +hir = { workspace = true } +parser = { workspace = true } +url = { workspace = true } diff --git a/crates/test-utils/src/lib.rs b/crates/test-utils/src/lib.rs index b62238db8c..4fc0c7a453 100644 --- a/crates/test-utils/src/lib.rs +++ b/crates/test-utils/src/lib.rs @@ -1,6 +1,7 @@ #[doc(hidden)] pub mod _macro_support; pub mod url_utils; +pub mod snap; pub use tracing::Level; use tracing::{ level_filters::LevelFilter, @@ -52,4 +53,4 @@ mod tests { // Test passes if no panic occurs } -} +} \ No newline at end of file diff --git a/crates/test-utils/src/snap.rs b/crates/test-utils/src/snap.rs new file mode 100644 index 0000000000..84ffd8d21f --- /dev/null +++ b/crates/test-utils/src/snap.rs @@ -0,0 +1,75 @@ +use hir::{span::{DynLazySpan, LazySpan}, SpannedHirDb}; +use parser::SyntaxNode; + +pub fn collect_positions(root: &SyntaxNode) -> Vec { + use parser::{ast, ast::prelude::AstNode, SyntaxKind}; + fn walk(node: &SyntaxNode, out: &mut Vec) { + match node.kind() { + SyntaxKind::Ident => out.push(node.text_range().start()), + SyntaxKind::Path => { + if let Some(path) = ast::Path::cast(node.clone()) { + for seg in path.segments() { + if let Some(id) = seg.ident() { out.push(id.text_range().start()); } + } + } + } + SyntaxKind::PathType => { + if let Some(pt) = ast::PathType::cast(node.clone()) { + if let Some(path) = pt.path() { + for seg in path.segments() { + if let Some(id) = seg.ident() { out.push(id.text_range().start()); } + } + } + } + } + SyntaxKind::FieldExpr => { + if let Some(fe) = ast::FieldExpr::cast(node.clone()) { + if let Some(tok) = fe.field_name() { out.push(tok.text_range().start()); } + } + } + SyntaxKind::UsePath => { + if let Some(up) = ast::UsePath::cast(node.clone()) { + for seg in up.into_iter() { + if let Some(tok) = seg.ident() { out.push(tok.text_range().start()); } + } + } + } + _ => {} + } + for ch in node.children() { walk(&ch, out); } + } + let mut v = Vec::new(); walk(root, &mut v); v.sort(); v.dedup(); v +} + +pub fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { + let mut line=0usize; let mut col=0usize; + for (i, ch) in s.chars().enumerate() { + if i == Into::::into(cursor) { return (line, col); } + if ch == '\n' { line+=1; col=0; } else { col+=1; } + } + (line, col) +} + +pub fn format_snapshot(content: &str, lines: &[String]) -> String { + let header = content.lines().enumerate().map(|(i,l)| format!(/*"{i:?}": "{l}"*/ "{i}: {l}")).collect::>().join("\n"); + let body = lines.join("\n"); + format!("{header}\n---\n{body}") +} + +pub fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { + let items = top_mod.scope_graph(db).items_dfs(db); + let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; + for it in items { + let lazy = DynLazySpan::from(it.span()); + let Some(sp) = lazy.resolve(db) else { continue }; + if sp.range.contains(off) { + let w: u32 = (sp.range.end() - sp.range.start()).into(); + match best { + None => best=Some((it,w)), + Some((_,bw)) if w< bw => best=Some((it,w)), + _=>{} + } + } + } + best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) +} \ No newline at end of file From 67834dada77a154b917fcc2d8762a7174977d9e4 Mon Sep 17 00:00:00 2001 From: Micah Date: Thu, 4 Sep 2025 20:49:42 -0500 Subject: [PATCH 2/5] unified occurrence index and semantic query API --- Cargo.lock | 5 + crates/hir-analysis/Cargo.toml | 1 + crates/hir-analysis/src/lib.rs | 1 + crates/hir-analysis/src/lookup.rs | 153 ++ .../src/name_resolution/method_api.rs | 19 +- .../hir-analysis/src/name_resolution/mod.rs | 5 +- .../src/name_resolution/policy.rs | 31 +- crates/hir-analysis/src/ty/ty_check/mod.rs | 55 +- crates/hir/src/source_index.rs | 286 ++- crates/language-server/Cargo.toml | 1 + .../language-server/src/functionality/goto.rs | 34 +- .../src/functionality/hover.rs | 23 +- .../src/functionality/references.rs | 38 +- crates/language-server/src/util.rs | 11 +- .../test_files/goto_comprehensive.fe | 63 - .../test_files/goto_comprehensive.snap | 87 - .../language-server/test_files/goto_debug.fe | 10 - .../test_files/goto_debug.snap | 18 - .../test_files/goto_enum_debug.fe | 12 - .../test_files/goto_enum_debug.snap | 25 - .../test_files/goto_field_test.fe | 9 - .../test_files/goto_field_test.snap | 17 - .../test_files/goto_multi_segment_paths.fe | 18 - .../test_files/goto_multi_segment_paths.snap | 31 - .../test_files/goto_simple_method.fe | 15 - .../test_files/goto_simple_method.snap | 25 - .../test_files/goto_specific_issues.fe | 29 - .../test_files/goto_specific_issues.snap | 42 - .../test_files/goto_trait_method.fe | 15 - .../test_files/goto_trait_method.snap | 27 - .../language-server/test_files/goto_values.fe | 38 - .../test_files/goto_values.snap | 57 - .../test_files/hoverable/src/lib.fe | 2 +- .../test_files/refs_goto_comprehensive.snap | 95 - .../test_files/refs_goto_debug.snap | 20 - .../test_files/refs_goto_enum_debug.snap | 25 - .../test_files/refs_goto_field_test.snap | 19 - .../refs_goto_multi_segment_paths.snap | 31 - .../test_files/refs_goto_simple_method.snap | 26 - .../test_files/refs_goto_specific_issues.snap | 42 - .../test_files/refs_goto_trait_method.snap | 24 - .../test_files/refs_goto_values.snap | 60 - crates/language-server/tests/goto_shape.rs | 9 +- crates/language-server/tests/lsp_protocol.rs | 100 + .../language-server/tests/references_snap.rs | 130 -- crates/semantic-query/Cargo.toml | 1 + crates/semantic-query/src/anchor.rs | 29 + crates/semantic-query/src/goto.rs | 30 + crates/semantic-query/src/hover.rs | 88 + crates/semantic-query/src/identity.rs | 133 ++ crates/semantic-query/src/lib.rs | 1678 +++++------------ crates/semantic-query/src/refs.rs | 87 + crates/semantic-query/src/util.rs | 38 + .../test-fixtures/local_param_boundary.fe | 1 + .../test-fixtures/shadow_local.fe | 1 + .../test_files/ambiguous_last_segment.fe | 6 + .../test_files/ambiguous_last_segment.snap | 5 + .../test_files/{goto => }/enum_variants.fe | 0 .../test_files/enum_variants.snap | 102 + .../test_files/{goto => }/fields.fe | 0 crates/semantic-query/test_files/fields.snap | 87 + .../test_files/goto/ambiguous_last_segment.fe | 4 - .../goto/ambiguous_last_segment.snap | 12 - .../test_files/goto/enum_variants.snap | 26 - .../test_files/goto/fields.snap | 25 - .../test_files/goto/leftmost_and_use.snap | 26 - .../test_files/goto/locals.snap | 22 - .../test_files/goto/methods_call.snap | 27 - .../test_files/goto/methods_ufcs.snap | 31 - .../test_files/goto/pattern_labels.snap | 37 - .../goto/refs_ambiguous_last_segment.snap | 10 - .../test_files/goto/refs_enum_variants.snap | 21 - .../test_files/goto/refs_fields.snap | 21 - .../goto/refs_leftmost_and_use.snap | 20 - .../test_files/goto/refs_locals.snap | 18 - .../test_files/goto/refs_methods_call.snap | 22 - .../test_files/goto/refs_methods_ufcs.snap | 26 - .../test_files/goto/refs_pattern_labels.snap | 27 - .../goto/refs_use_alias_and_glob.snap | 26 - .../test_files/goto/refs_use_paths.snap | 12 - .../test_files/goto/use_alias_and_glob.snap | 30 - .../test_files/goto/use_paths.snap | 13 - .../test_files/{goto => }/leftmost_and_use.fe | 0 .../test_files/leftmost_and_use.snap | 101 + .../test_files/{goto => }/locals.fe | 0 crates/semantic-query/test_files/locals.snap | 59 + .../test_files/{goto => }/methods_call.fe | 0 .../test_files/methods_call.snap | 90 + .../test_files/{goto => }/methods_ufcs.fe | 0 .../test_files/methods_ufcs.snap | 86 + .../test_files/{goto => }/pattern_labels.fe | 0 .../test_files/pattern_labels.snap | 117 ++ .../{goto => }/use_alias_and_glob.fe | 0 .../test_files/use_alias_and_glob.snap | 82 + .../test_files/{goto => }/use_paths.fe | 0 .../semantic-query/test_files/use_paths.snap | 5 + crates/semantic-query/tests/boundary_cases.rs | 86 + crates/semantic-query/tests/goto_snap.rs | 131 -- crates/semantic-query/tests/refs_def_site.rs | 54 +- crates/semantic-query/tests/refs_snap.rs | 64 - crates/semantic-query/tests/support.rs | 72 - .../semantic-query/tests/symbol_keys_snap.rs | 153 ++ crates/test-utils/Cargo.toml | 3 + crates/test-utils/src/snap.rs | 136 +- debug_identity.rs | 40 + debug_local.fe | 1 + 106 files changed, 2722 insertions(+), 3084 deletions(-) create mode 100644 crates/hir-analysis/src/lookup.rs delete mode 100644 crates/language-server/test_files/goto_comprehensive.fe delete mode 100644 crates/language-server/test_files/goto_comprehensive.snap 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create mode 100644 debug_local.fe diff --git a/Cargo.lock b/Cargo.lock index ffb0919870..7a2f70bbd4 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -904,6 +904,7 @@ dependencies = [ "fe-common", "fe-driver", "fe-hir", + "fe-parser", "fe-test-utils", "if_chain", "indexmap", @@ -997,6 +998,7 @@ dependencies = [ "fe-hir-analysis", "fe-parser", "fe-test-utils", + "rustc-hash 2.1.1", "salsa", "tracing", "url", @@ -1006,11 +1008,14 @@ dependencies = [ name = "fe-test-utils" version = "0.1.0" dependencies = [ + "codespan-reporting", + "fe-common", "fe-hir", "fe-parser", "insta", "rstest", "rstest_reuse", + "termcolor", "tracing", "tracing-subscriber", "tracing-tree 0.3.1", diff --git a/crates/hir-analysis/Cargo.toml b/crates/hir-analysis/Cargo.toml index 3710e8704f..7bef4e02b9 100644 --- a/crates/hir-analysis/Cargo.toml +++ b/crates/hir-analysis/Cargo.toml @@ -30,6 +30,7 @@ common.workspace = true test-utils.workspace = true hir.workspace = true url.workspace = true +parser.workspace = true [dev-dependencies] ascii_tree = "0.1" diff --git a/crates/hir-analysis/src/lib.rs b/crates/hir-analysis/src/lib.rs index 37fbc30c5d..523874dcb3 100644 --- a/crates/hir-analysis/src/lib.rs +++ b/crates/hir-analysis/src/lib.rs @@ -10,6 +10,7 @@ impl HirAnalysisDb for T where T: HirDb {} pub mod name_resolution; pub mod ty; +pub mod lookup; #[derive(Debug, Clone, PartialEq, Eq, Hash)] pub struct Spanned<'db, T> { diff --git a/crates/hir-analysis/src/lookup.rs b/crates/hir-analysis/src/lookup.rs new file mode 100644 index 0000000000..7210b926d4 --- /dev/null +++ b/crates/hir-analysis/src/lookup.rs @@ -0,0 +1,153 @@ +use hir::SpannedHirDb; +use hir::hir_def::{TopLevelMod, scope_graph::ScopeId, ItemKind, PathId}; +use parser::TextSize; + +use crate::{HirAnalysisDb, diagnostics::SpannedHirAnalysisDb}; +use crate::name_resolution::{resolve_with_policy, DomainPreference, PathRes}; +use crate::ty::{trait_resolution::PredicateListId, func_def::FuncDef}; + +/// Generic semantic identity at a source offset. +/// This is compiler-facing and independent of any IDE layer types. +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub enum SymbolIdentity<'db> { + Scope(hir::hir_def::scope_graph::ScopeId<'db>), + EnumVariant(hir::hir_def::EnumVariant<'db>), + FuncParam(hir::hir_def::ItemKind<'db>, u16), + Method(FuncDef<'db>), + Local(hir::hir_def::item::Func<'db>, crate::ty::ty_check::BindingKey<'db>), +} + +fn enclosing_func<'db>(db: &'db dyn SpannedHirDb, mut scope: ScopeId<'db>) -> Option> { + for _ in 0..16 { + if let Some(item) = scope.to_item() { + if let ItemKind::Func(f) = item { return Some(f); } + } + scope = scope.parent(db)?; + } + None +} + +fn map_path_res<'db>(db: &'db dyn HirAnalysisDb, res: PathRes<'db>) -> Option> { + match res { + PathRes::EnumVariant(v) => Some(SymbolIdentity::EnumVariant(v.variant)), + PathRes::FuncParam(item, idx) => Some(SymbolIdentity::FuncParam(item, idx)), + PathRes::Method(..) => crate::name_resolution::method_func_def_from_res(&res).map(SymbolIdentity::Method), + _ => res.as_scope(db).map(SymbolIdentity::Scope), + } +} + +/// Resolve the semantic identity (definition-level target) at a given source offset. +/// Uses half-open span policy in the HIR occurrence index. +pub fn identity_at_offset<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + offset: TextSize, +) -> Option> { + use hir::source_index::{occurrences_at_offset, OccurrencePayload as OP}; + + // Get the most specific occurrence at this offset and map it to a symbol identity + let occs = occurrences_at_offset(db, top_mod, offset); + + + // Prefer contextual occurrences (PathExprSeg/PathPatSeg) over generic ones + let best_occ = occs.iter().min_by_key(|o| match o { + OP::PathExprSeg{..} | OP::PathPatSeg{..} => 0u8, + _ => 1u8, + }); + + if let Some(occ) = best_occ { + match occ { + // Handle local variables first - PathExprSeg in function context + OP::PathExprSeg { body, expr, scope, path, seg_idx, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + if let Some(bkey) = crate::ty::ty_check::expr_binding_key_for_expr(db, func, *expr) { + return Some(SymbolIdentity::Local(func, bkey)); + } + } + // Fall back to path resolution for non-local paths + let seg_path: PathId<'db> = path.segment(db, *seg_idx).unwrap_or(*path); + if let Ok(res) = resolve_with_policy(db, seg_path, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Some(k) = map_path_res(db, res) { return Some(k); } + } + } + OP::PathPatSeg { scope, path, seg_idx, .. } => { + let seg_path: PathId<'db> = path.segment(db, *seg_idx).unwrap_or(*path); + if let Ok(res) = resolve_with_policy(db, seg_path, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Some(k) = map_path_res(db, res) { return Some(k); } + } + } + OP::UseAliasName { scope, ident, .. } => { + let ing = top_mod.ingot(db); + let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); + if let Some(named) = imports.named_resolved.get(scope) { + if let Some(bucket) = named.get(ident) { + if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { + if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { return Some(SymbolIdentity::Scope(sc)); } + } + } + } + } + OP::PathSeg { scope, path, seg_idx, .. } => { + let seg_path: PathId<'db> = path.segment(db, *seg_idx).unwrap_or(*path); + if let Ok(res) = resolve_with_policy(db, seg_path, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Some(k) = map_path_res(db, res) { return Some(k); } + } + } + OP::UsePathSeg { scope, path, seg_idx, .. } => { + let last = path.segment_len(db) - 1; + if *seg_idx == last { + if let Some(seg) = path.data(db).get(*seg_idx).and_then(|p| p.to_opt()) { + if let hir::hir_def::UsePathSegment::Ident(ident) = seg { + let ing = top_mod.ingot(db); + let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); + if let Some(named) = imports.named_resolved.get(scope) { + if let Some(bucket) = named.get(&ident) { + if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { + if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { return Some(SymbolIdentity::Scope(sc)); } + } + } + } + } + } + } + } + OP::MethodName { scope, receiver, ident, body, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + use crate::ty::{ty_check::check_func_body, canonical::Canonical}; + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, *receiver).ty; + let assumptions = PredicateListId::empty_list(db); + if let Some(fd) = crate::name_resolution::find_method_id(db, Canonical::new(db, recv_ty), *ident, *scope, assumptions) { + return Some(SymbolIdentity::Method(fd)); + } + } + } + OP::FieldAccessName { body, ident, receiver, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + let (_d, typed) = crate::ty::ty_check::check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, *receiver).ty; + if let Some(sc) = crate::ty::ty_check::RecordLike::from_ty(recv_ty).record_field_scope(db, *ident) { + return Some(SymbolIdentity::Scope(sc)); + } + } + } + OP::PatternLabelName { scope, ident, constructor_path, .. } => { + if let Some(p) = constructor_path { + if let Ok(res) = resolve_with_policy(db, *p, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { + use crate::name_resolution::PathRes as PR; + let sc = match res { + PR::EnumVariant(v) => crate::ty::ty_check::RecordLike::from_variant(v).record_field_scope(db, *ident), + PR::Ty(ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, *ident), + PR::TyAlias(_, ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, *ident), + _ => None, + }; + if let Some(sc) = sc { return Some(SymbolIdentity::Scope(sc)); } + } + } + } + OP::ItemHeaderName { scope, .. } => return Some(SymbolIdentity::Scope(*scope)), + } + } + // No module-wide brute force; rely on occurrence presence + indexed local lookup. + None +} diff --git a/crates/hir-analysis/src/name_resolution/method_api.rs b/crates/hir-analysis/src/name_resolution/method_api.rs index 5d85f0dacc..640de5c813 100644 --- a/crates/hir-analysis/src/name_resolution/method_api.rs +++ b/crates/hir-analysis/src/name_resolution/method_api.rs @@ -1,8 +1,11 @@ use hir::hir_def::{scope_graph::ScopeId, IdentId}; use crate::{ - name_resolution::{method_selection::{select_method_candidate, MethodCandidate}, PathRes}, - ty::{trait_resolution::PredicateListId, func_def::FuncDef}, + name_resolution::{ + method_selection::{select_method_candidate, MethodCandidate}, + PathRes, + }, + ty::{func_def::FuncDef, trait_resolution::PredicateListId}, HirAnalysisDb, }; @@ -18,18 +21,24 @@ pub fn find_method_id<'db>( ) -> Option> { match select_method_candidate(db, receiver_ty, method_name, scope, assumptions) { Ok(MethodCandidate::InherentMethod(fd)) => Some(fd), - Ok(MethodCandidate::TraitMethod(tm)) | Ok(MethodCandidate::NeedsConfirmation(tm)) => Some(tm.method.0), + Ok(MethodCandidate::TraitMethod(tm)) | Ok(MethodCandidate::NeedsConfirmation(tm)) => { + Some(tm.method.0) + } Err(_) => None, } } /// Extract the underlying function definition for a resolved method PathRes. /// Returns None if the PathRes is not a method. -pub fn method_func_def_from_res<'db>(res: &PathRes<'db>) -> Option> { +pub fn method_func_def_from_res<'db>( + res: &crate::name_resolution::PathRes<'db>, +) -> Option> { match res { PathRes::Method(_, cand) => match cand { MethodCandidate::InherentMethod(fd) => Some(*fd), - MethodCandidate::TraitMethod(tm) | MethodCandidate::NeedsConfirmation(tm) => Some(tm.method.0), + MethodCandidate::TraitMethod(tm) | MethodCandidate::NeedsConfirmation(tm) => { + Some(tm.method.0) + } }, _ => None, } diff --git a/crates/hir-analysis/src/name_resolution/mod.rs b/crates/hir-analysis/src/name_resolution/mod.rs index 1fa11066d1..ce30072264 100644 --- a/crates/hir-analysis/src/name_resolution/mod.rs +++ b/crates/hir-analysis/src/name_resolution/mod.rs @@ -1,10 +1,11 @@ pub mod diagnostics; mod import_resolver; +// locals_api was removed; use ty::ty_check directly +mod method_api; pub(crate) mod method_selection; mod name_resolver; mod path_resolver; -mod method_api; mod policy; pub(crate) mod traits_in_scope; mod visibility_checker; @@ -19,12 +20,12 @@ pub use name_resolver::{ // NOTE: `resolve_path` is the low-level resolver that still requires callers to // pass a boolean domain hint. Prefer `resolve_with_policy` for new call-sites // to avoid boolean flags at API boundaries. +pub use method_api::{find_method_id, method_func_def_from_res}; pub use path_resolver::{ find_associated_type, resolve_ident_to_bucket, resolve_name_res, resolve_path, resolve_path_with_observer, PathRes, PathResError, PathResErrorKind, ResolvedVariant, }; pub use policy::{resolve_with_policy, DomainPreference}; -pub use method_api::{find_method_id, method_func_def_from_res}; use tracing::debug; pub use traits_in_scope::available_traits_in_scope; pub(crate) use visibility_checker::is_scope_visible_from; diff --git a/crates/hir-analysis/src/name_resolution/policy.rs b/crates/hir-analysis/src/name_resolution/policy.rs index 9b0a335750..bd6470ed4a 100644 --- a/crates/hir-analysis/src/name_resolution/policy.rs +++ b/crates/hir-analysis/src/name_resolution/policy.rs @@ -36,33 +36,4 @@ pub fn resolve_with_policy<'db>( } } -/// Convenience wrapper over PathRes with helper methods for common data access. -#[derive(Debug, Clone, PartialEq, Eq)] -pub struct Resolution<'db> { - pub path_res: PathRes<'db>, -} - -impl<'db> Resolution<'db> { - pub fn scope(&self, db: &'db dyn HirAnalysisDb) -> Option> { - self.path_res.as_scope(db) - } - - pub fn name_span(&self, db: &'db dyn HirAnalysisDb) -> Option> { - self.path_res.name_span(db) - } - - pub fn kind_name(&self) -> &'static str { self.path_res.kind_name() } - - pub fn pretty_path(&self, db: &'db dyn HirAnalysisDb) -> Option { self.path_res.pretty_path(db) } -} - -/// Variant of `resolve_with_policy` returning a richer Resolution wrapper. -pub fn resolve_with_policy_ex<'db>( - db: &'db dyn HirAnalysisDb, - path: hir::hir_def::PathId<'db>, - scope: hir::hir_def::scope_graph::ScopeId<'db>, - assumptions: PredicateListId<'db>, - pref: DomainPreference, -) -> Result, PathResError<'db>> { - resolve_with_policy(db, path, scope, assumptions, pref).map(|path_res| Resolution { path_res }) -} +// Legacy convenience wrapper removed; prefer `resolve_with_policy` directly diff --git a/crates/hir-analysis/src/ty/ty_check/mod.rs b/crates/hir-analysis/src/ty/ty_check/mod.rs index f7217116b7..8cb38c99de 100644 --- a/crates/hir-analysis/src/ty/ty_check/mod.rs +++ b/crates/hir-analysis/src/ty/ty_check/mod.rs @@ -20,6 +20,7 @@ use hir::{ use rustc_hash::{FxHashMap, FxHashSet}; use salsa::Update; +use hir::span::LazySpan; use super::{ diagnostics::{BodyDiag, FuncBodyDiag, TyDiagCollection, TyLowerDiag}, @@ -53,6 +54,46 @@ pub fn check_func_body<'db>( checker.finish() } +/// Optimized binding lookup: return a sorted interval map of local/param bindings in a function. +/// Enables O(log N) lookups by offset instead of linear scans. +#[salsa::tracked(return_ref)] +pub fn binding_rangemap_for_func<'db>( + db: &'db dyn crate::diagnostics::SpannedHirAnalysisDb, + func: Func<'db>, +) -> Vec> { + let (_diags, typed) = check_func_body(db, func).clone(); + let Some(body) = typed.body else { return Vec::new() }; + + let mut entries = Vec::new(); + + // Collect all Path expressions that have bindings + for (expr, _ty) in typed.expr_ty.iter() { + let expr_data = body.exprs(db)[*expr].clone(); + if let hir::hir_def::Partial::Present(hir::hir_def::Expr::Path(_)) = expr_data { + if let Some(key) = expr_binding_key_for_expr(db, func, *expr) { + let e_span = (*expr).span(body); + if let Some(sp) = e_span.resolve(db) { + entries.push(BindingRangeEntry { + start: sp.range.start(), + end: sp.range.end(), + key, + }); + } + } + } + } + + // Sort by start offset, then by width (narrower spans first for nested ranges) + entries.sort_by(|a, b| { + match a.start.cmp(&b.start) { + std::cmp::Ordering::Equal => (a.end - a.start).cmp(&(b.end - b.start)), + ord => ord, + } + }); + + entries +} + /// Facade: Return the inferred type of a specific expression in a function body. /// Leverages the cached result of `check_func_body` without recomputing. pub fn type_of_expr<'db>( @@ -429,12 +470,20 @@ pub fn binding_def_span_for_expr<'db>( /// Stable identity for a local binding within a function body: either a local pattern /// or a function parameter at index. -#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, salsa::Update)] pub enum BindingKey<'db> { LocalPat(hir::hir_def::PatId), FuncParam(hir::hir_def::item::Func<'db>, u16), } +/// Entry in the binding range map for fast local variable lookups +#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] +pub struct BindingRangeEntry<'db> { + pub start: parser::TextSize, + pub end: parser::TextSize, + pub key: BindingKey<'db>, +} + /// Get the binding key for an expression that references a local binding, if any. pub fn expr_binding_key_for_expr<'db>( db: &'db dyn HirAnalysisDb, @@ -452,6 +501,7 @@ pub fn expr_binding_key_for_expr<'db>( } } + /// Return the declaration name span for a binding key in the given function. pub fn binding_def_span_in_func<'db>( db: &'db dyn HirAnalysisDb, @@ -504,6 +554,9 @@ pub fn binding_refs_in_func<'db>( out } + + + struct TyCheckerFinalizer<'db> { db: &'db dyn HirAnalysisDb, body: TypedBody<'db>, diff --git a/crates/hir/src/source_index.rs b/crates/hir/src/source_index.rs index 9ab1f468e2..2a34bd2222 100644 --- a/crates/hir/src/source_index.rs +++ b/crates/hir/src/source_index.rs @@ -2,12 +2,13 @@ use parser::TextSize; use crate::{ hir_def::{ - Body, Expr, ExprId, IdentId, Partial, Pat, PatId, PathId, TopLevelMod, + Body, Expr, ExprId, IdentId, Partial, Pat, PatId, PathId, TopLevelMod, UseAlias, UsePathId, + UsePathSegment, }, - SpannedHirDb, - span::{DynLazySpan, LazySpan}, span::path::LazyPathSpan, + span::{DynLazySpan, LazySpan}, visitor::{prelude::LazyPathSpan as VisitorLazyPathSpan, Visitor, VisitorCtxt}, + SpannedHirDb, }; // (legacy segment-span projections removed) @@ -23,6 +24,17 @@ pub enum OccurrencePayload<'db> { path_lazy: LazyPathSpan<'db>, span: DynLazySpan<'db>, }, + UsePathSeg { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + path: UsePathId<'db>, + seg_idx: usize, + span: DynLazySpan<'db>, + }, + UseAliasName { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + ident: IdentId<'db>, + span: DynLazySpan<'db>, + }, MethodName { scope: crate::hir_def::scope_graph::ScopeId<'db>, body: Body<'db>, @@ -60,6 +72,11 @@ pub enum OccurrencePayload<'db> { seg_idx: usize, span: DynLazySpan<'db>, }, + /// Name token of an item/variant/param header. Allows goto/hover via the unified index. + ItemHeaderName { + scope: crate::hir_def::scope_graph::ScopeId<'db>, + span: DynLazySpan<'db>, + }, } #[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] @@ -69,15 +86,7 @@ pub struct OccurrenceRangeEntry<'db> { pub payload: OccurrencePayload<'db>, } -// Type consumed by semantic-query for method name occurrences -#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] -pub struct MethodCallEntry<'db> { - pub scope: crate::hir_def::scope_graph::ScopeId<'db>, - pub body: Body<'db>, - pub receiver: ExprId, - pub ident: IdentId<'db>, - pub name_span: DynLazySpan<'db>, -} +// (legacy MethodCallEntry removed; semantic-query consumes OccurrencePayload::MethodName directly) #[salsa::tracked(return_ref)] pub fn unified_occurrence_rangemap_for_top_mod<'db>( @@ -89,14 +98,21 @@ pub fn unified_occurrence_rangemap_for_top_mod<'db>( for p in payloads.into_iter() { let span = match &p { OccurrencePayload::PathSeg { span, .. } => span, + OccurrencePayload::UsePathSeg { span, .. } => span, + OccurrencePayload::UseAliasName { span, .. } => span, OccurrencePayload::MethodName { span, .. } => span, OccurrencePayload::FieldAccessName { span, .. } => span, OccurrencePayload::PatternLabelName { span, .. } => span, OccurrencePayload::PathExprSeg { span, .. } => span, OccurrencePayload::PathPatSeg { span, .. } => span, + OccurrencePayload::ItemHeaderName { span, .. } => span, }; if let Some(res) = span.clone().resolve(db) { - out.push(OccurrenceRangeEntry { start: res.range.start(), end: res.range.end(), payload: p }); + out.push(OccurrenceRangeEntry { + start: res.range.start(), + end: res.range.end(), + payload: p, + }); } } out.sort_by(|a, b| match a.start.cmp(&b.start) { @@ -114,17 +130,77 @@ fn collect_unified_occurrences<'db>( ) -> Vec> { struct Collector<'db> { occ: Vec>, + suppress_generic_for_path: Option>, + } + impl<'db> Default for Collector<'db> { + fn default() -> Self { + Self { occ: Vec::new(), suppress_generic_for_path: None } + } } - impl<'db> Default for Collector<'db> { fn default() -> Self { Self { occ: Vec::new() } } } impl<'db, 'ast: 'db> Visitor<'ast> for Collector<'db> { - fn visit_path(&mut self, ctxt: &mut VisitorCtxt<'ast, VisitorLazyPathSpan<'ast>>, path: PathId<'db>) { + fn visit_path( + &mut self, + ctxt: &mut VisitorCtxt<'ast, VisitorLazyPathSpan<'ast>>, + path: PathId<'db>, + ) { + // Suppress generic PathSeg occurrences when this path is the same + // path that is already recorded as a contextual PathExprSeg/PathPatSeg. + if let Some(p) = self.suppress_generic_for_path { + if p == path { + return; + } + } if let Some(span) = ctxt.span() { let scope = ctxt.scope(); let tail = path.segment_index(ctxt.db()); for i in 0..=tail { let seg_span: DynLazySpan<'db> = span.clone().segment(i).ident().into(); - self.occ.push(OccurrencePayload::PathSeg { path, scope, seg_idx: i, path_lazy: span.clone(), span: seg_span }); + self.occ.push(OccurrencePayload::PathSeg { + path, + scope, + seg_idx: i, + path_lazy: span.clone(), + span: seg_span, + }); + } + } + } + fn visit_use( + &mut self, + ctxt: &mut VisitorCtxt<'ast, crate::span::item::LazyUseSpan<'ast>>, + use_item: crate::hir_def::Use<'db>, + ) { + // Record alias name if present + if let Some(Partial::Present(UseAlias::Ident(ident))) = use_item.alias(ctxt.db()) { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let alias_span: DynLazySpan<'db> = span.alias().name().into(); + self.occ.push(OccurrencePayload::UseAliasName { + scope, + ident, + span: alias_span, + }); + } + } + // Traverse use path segments and collect occurrences + if let Partial::Present(path) = use_item.path(ctxt.db()) { + if let Some(lazy) = ctxt.span() { + let scope = ctxt.scope(); + let use_path_span = lazy.path(); + for (i, seg) in path.data(ctxt.db()).iter().enumerate() { + if matches!(seg.to_opt(), Some(UsePathSegment::Glob)) { + continue; + } + let seg_span: DynLazySpan<'db> = + use_path_span.clone().segment(i).into_atom().into(); + self.occ.push(OccurrencePayload::UsePathSeg { + scope, + path, + seg_idx: i, + span: seg_span, + }); + } } } } @@ -140,8 +216,15 @@ fn collect_unified_occurrences<'db>( if let Some(span) = ctxt.span() { let scope = ctxt.scope(); let body = ctxt.body(); - let name_span: DynLazySpan<'db> = span.into_method_call_expr().method_name().into(); - self.occ.push(OccurrencePayload::MethodName { scope, body, ident: name, receiver: *receiver, span: name_span }); + let name_span: DynLazySpan<'db> = + span.into_method_call_expr().method_name().into(); + self.occ.push(OccurrencePayload::MethodName { + scope, + body, + ident: name, + receiver: *receiver, + span: name_span, + }); } } } @@ -150,8 +233,15 @@ fn collect_unified_occurrences<'db>( if let Some(span) = ctxt.span() { let scope = ctxt.scope(); let body = ctxt.body(); - let name_span: DynLazySpan<'db> = span.into_field_expr().accessor().into(); - self.occ.push(OccurrencePayload::FieldAccessName { scope, body, ident: *ident, receiver: *receiver, span: name_span }); + let name_span: DynLazySpan<'db> = + span.into_field_expr().accessor().into(); + self.occ.push(OccurrencePayload::FieldAccessName { + scope, + body, + ident: *ident, + receiver: *receiver, + span: name_span, + }); } } } @@ -162,9 +252,29 @@ fn collect_unified_occurrences<'db>( let body = ctxt.body(); let tail = path.segment_index(ctxt.db()); for i in 0..=tail { - let seg_span: DynLazySpan<'db> = span.clone().into_path_expr().path().segment(i).ident().into(); - self.occ.push(OccurrencePayload::PathExprSeg { scope, body, expr: id, path: *path, seg_idx: i, span: seg_span }); + let seg_span: DynLazySpan<'db> = span + .clone() + .into_path_expr() + .path() + .segment(i) + .ident() + .into(); + self.occ.push(OccurrencePayload::PathExprSeg { + scope, + body, + expr: id, + path: *path, + seg_idx: i, + span: seg_span, + }); } + // Avoid emitting generic PathSeg for this path by suppressing + // it during the recursive walk of this expression. + let prev = self.suppress_generic_for_path; + self.suppress_generic_for_path = Some(*path); + crate::visitor::walk_expr(self, ctxt, id); + self.suppress_generic_for_path = prev; + return; } } } @@ -183,11 +293,26 @@ fn collect_unified_occurrences<'db>( if let Some(span) = ctxt.span() { let scope = ctxt.scope(); let body = ctxt.body(); - let ctor_path = match path { Partial::Present(p) => Some(*p), _ => None }; + let ctor_path = match path { + Partial::Present(p) => Some(*p), + _ => None, + }; for (i, fld) in fields.iter().enumerate() { if let Some(ident) = fld.label(ctxt.db(), body) { - let name_span: DynLazySpan<'db> = span.clone().into_record_pat().fields().field(i).name().into(); - self.occ.push(OccurrencePayload::PatternLabelName { scope, body, ident, constructor_path: ctor_path, span: name_span }); + let name_span: DynLazySpan<'db> = span + .clone() + .into_record_pat() + .fields() + .field(i) + .name() + .into(); + self.occ.push(OccurrencePayload::PatternLabelName { + scope, + body, + ident, + constructor_path: ctor_path, + span: name_span, + }); } } } @@ -199,9 +324,28 @@ fn collect_unified_occurrences<'db>( let body = ctxt.body(); let tail = path.segment_index(ctxt.db()); for i in 0..=tail { - let seg_span: DynLazySpan<'db> = span.clone().into_path_pat().path().segment(i).ident().into(); - self.occ.push(OccurrencePayload::PathPatSeg { scope, body, pat, path: *path, seg_idx: i, span: seg_span }); + let seg_span: DynLazySpan<'db> = span + .clone() + .into_path_pat() + .path() + .segment(i) + .ident() + .into(); + self.occ.push(OccurrencePayload::PathPatSeg { + scope, + body, + pat, + path: *path, + seg_idx: i, + span: seg_span, + }); } + // Suppress generic PathSeg emission for this pattern path. + let prev = self.suppress_generic_for_path; + self.suppress_generic_for_path = Some(*path); + crate::visitor::walk_pat(self, ctxt, pat); + self.suppress_generic_for_path = prev; + return; } } } @@ -214,7 +358,93 @@ fn collect_unified_occurrences<'db>( let mut coll = Collector::default(); let mut ctxt = VisitorCtxt::with_top_mod(db, top_mod); coll.visit_top_mod(&mut ctxt, top_mod); - coll.occ + // Add item/variant/param header name occurrences + for it in top_mod.all_items(db).iter() { + if let Some(name) = it.name_span() { + let sc = crate::hir_def::scope_graph::ScopeId::from_item(*it); + let name_dyn: DynLazySpan<'db> = name.into(); + coll.occ.push(OccurrencePayload::ItemHeaderName { + scope: sc, + span: name_dyn, + }); + } + if let crate::hir_def::ItemKind::Enum(e) = *it { + let vars = e.variants(db); + for (idx, vdef) in vars.data(db).iter().enumerate() { + if vdef.name.to_opt().is_none() { + continue; + } + let variant = crate::hir_def::EnumVariant::new(e, idx); + let sc = variant.scope(); + let name_dyn: DynLazySpan<'db> = variant.span().name().into(); + coll.occ.push(OccurrencePayload::ItemHeaderName { + scope: sc, + span: name_dyn, + }); + } + } + if let crate::hir_def::ItemKind::Func(f) = *it { + if let Some(params) = f.params(db).to_opt() { + for (idx, _p) in params.data(db).iter().enumerate() { + let sc = crate::hir_def::scope_graph::ScopeId::FuncParam(*it, idx as u16); + let name_dyn: DynLazySpan<'db> = f.span().params().param(idx).name().into(); + coll.occ.push(OccurrencePayload::ItemHeaderName { + scope: sc, + span: name_dyn, + }); + } + } + } + } + // Prefer contextual occurrences (PathExprSeg/PathPatSeg) over generic PathSeg + // when both cover the exact same textual span. Build a set of spans covered + // by contextual occurrences, then drop PathSeg entries that overlap exactly. + use rustc_hash::FxHashSet; + let mut contextual_spans: FxHashSet<(parser::TextSize, parser::TextSize)> = FxHashSet::default(); + for o in coll.occ.iter() { + match o { + OccurrencePayload::PathExprSeg { span, .. } | OccurrencePayload::PathPatSeg { span, .. } => { + if let Some(sp) = span.clone().resolve(db) { + contextual_spans.insert((sp.range.start(), sp.range.end())); + } + } + _ => {} + } + } + + let mut filtered: Vec> = Vec::with_capacity(coll.occ.len()); + for o in coll.occ.into_iter() { + match &o { + OccurrencePayload::PathSeg { span, .. } => { + if let Some(sp) = span.clone().resolve(db) { + let key = (sp.range.start(), sp.range.end()); + if contextual_spans.contains(&key) { + // Skip generic PathSeg if there is a contextual occurrence for this span + continue; + } + } + filtered.push(o); + } + _ => filtered.push(o), + } + } + + filtered } // (legacy entry structs removed; semantic-query derives hits from OccurrencePayload) + +/// Return all occurrences whose resolved range contains the given offset. +/// Note: linear scan; callers should prefer small files or pre-filtered contexts. +pub fn occurrences_at_offset<'db>( + db: &'db dyn SpannedHirDb, + top_mod: TopLevelMod<'db>, + offset: parser::TextSize, +) -> Vec> { + // Half-open containment: [start, end) + unified_occurrence_rangemap_for_top_mod(db, top_mod) + .iter() + .filter(|e| e.start <= offset && offset < e.end) + .map(|e| e.payload.clone()) + .collect() +} diff --git a/crates/language-server/Cargo.toml b/crates/language-server/Cargo.toml index 7833a7a830..a41269fda5 100644 --- a/crates/language-server/Cargo.toml +++ b/crates/language-server/Cargo.toml @@ -8,6 +8,7 @@ description = "An LSP language server for Fe lang" # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html + [dependencies] act-locally = "0.1.1" anyhow = "1.0.95" diff --git a/crates/language-server/src/functionality/goto.rs b/crates/language-server/src/functionality/goto.rs index 6c8bc63caa..4da6400e4f 100644 --- a/crates/language-server/src/functionality/goto.rs +++ b/crates/language-server/src/functionality/goto.rs @@ -1,6 +1,6 @@ use async_lsp::ResponseError; use common::InputDb; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::Api; use hir::{lower::map_file_to_mod, span::LazySpan}; // use tracing::error; @@ -32,8 +32,9 @@ pub async fn handle_goto_definition( // Prefer identity-driven single definition; fall back to candidates for ambiguous cases. let mut locs: Vec = Vec::new(); - if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&backend.db, &backend.db, top_mod, cursor) { - if let Some((_tm, span)) = SemanticIndex::definition_for_symbol(&backend.db, &backend.db, key) { + let api = Api::new(&backend.db); + if let Some(key) = api.symbol_identity_at_cursor(top_mod, cursor) { + if let Some((_tm, span)) = api.definition_for_symbol(key) { if let Some(resolved) = span.resolve(&backend.db) { let url = resolved.file.url(&backend.db).expect("Failed to get file URL"); let range = crate::util::to_lsp_range_from_span(resolved, &backend.db) @@ -43,7 +44,7 @@ pub async fn handle_goto_definition( } } if locs.is_empty() { - let candidates = SemanticIndex::goto_candidates_at_cursor(&backend.db, &backend.db, top_mod, cursor); + let candidates = api.goto_candidates_at_cursor(top_mod, cursor); for def in candidates.into_iter() { if let Some(span) = def.span.resolve(&backend.db) { let url = span.file.url(&backend.db).expect("Failed to get file URL"); @@ -73,7 +74,7 @@ mod tests { use driver::DriverDataBase; use tracing::error; - use hir::{hir_def::{TopLevelMod, ItemKind, PathId, scope_graph::ScopeId}, span::{DynLazySpan, LazySpan}, visitor::{VisitorCtxt, prelude::LazyPathSpan, Visitor}, SpannedHirDb}; + use hir::{hir_def::{TopLevelMod, PathId, scope_graph::ScopeId}, span::LazySpan, visitor::{VisitorCtxt, prelude::LazyPathSpan, Visitor}}; use hir_analysis::{name_resolution::{resolve_with_policy, DomainPreference, PathResErrorKind}, ty::trait_resolution::PredicateListId}; #[derive(Default)] @@ -90,29 +91,6 @@ use hir_analysis::{name_resolution::{resolve_with_policy, DomainPreference, Path } } - fn find_enclosing_item<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: Cursor, - ) -> Option> { - let items = top_mod.scope_graph(db).items_dfs(db); - let mut best: Option<(ItemKind<'db>, u32)> = None; - for item in items { - let lazy = DynLazySpan::from(item.span()); - let Some(span) = lazy.resolve(db) else { continue }; - if span.range.contains(cursor) { - let width = span.range.end() - span.range.start(); - let width: u32 = width.into(); - match best { - None => best = Some((item, width)), - Some((_, w)) if width < w => best = Some((item, width)), - _ => {} - } - } - } - best.map(|(i, _)| i) - } - fn find_path_surrounding_cursor<'db>( db: &'db DriverDataBase, cursor: Cursor, diff --git a/crates/language-server/src/functionality/hover.rs b/crates/language-server/src/functionality/hover.rs index 5d35c760f4..aaaa439156 100644 --- a/crates/language-server/src/functionality/hover.rs +++ b/crates/language-server/src/functionality/hover.rs @@ -2,8 +2,9 @@ use anyhow::Error; use async_lsp::lsp_types::Hover; use common::file::File; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::Api; use hir::lower::map_file_to_mod; +use hir::span::LazySpan; use tracing::info; use super::goto::Cursor; @@ -25,29 +26,25 @@ pub fn hover_helper( let top_mod = map_file_to_mod(db, file); - // Prefer structured hover; fall back to legacy Markdown string - if let Some(h) = SemanticIndex::hover_info_for_symbol_at_cursor(db, db, top_mod, cursor) { + // Prefer structured hover; emit None if not available (legacy markdown removed) + let api = Api::new(db); + if let Some(h) = api.hover_info_for_symbol_at_cursor(top_mod, cursor) { let mut parts: Vec = Vec::new(); if let Some(sig) = h.signature { parts.push(format!("```fe\n{}\n```", sig)); } if let Some(doc) = h.documentation { parts.push(doc); } let value = if parts.is_empty() { String::new() } else { parts.join("\n\n") }; + let range = h + .span + .resolve(db) + .and_then(|sp| crate::util::to_lsp_range_from_span(sp, db).ok()); let result = async_lsp::lsp_types::Hover { contents: async_lsp::lsp_types::HoverContents::Markup(async_lsp::lsp_types::MarkupContent { kind: async_lsp::lsp_types::MarkupKind::Markdown, value, }), - range: None, - }; - return Ok(Some(result)); - } else if let Some(h) = SemanticIndex::hover_at_cursor(db, db, top_mod, cursor) { - let result = async_lsp::lsp_types::Hover { - contents: async_lsp::lsp_types::HoverContents::Markup(async_lsp::lsp_types::MarkupContent { - kind: async_lsp::lsp_types::MarkupKind::Markdown, - value: h.contents, - }), - range: None, + range, }; return Ok(Some(result)); } diff --git a/crates/language-server/src/functionality/references.rs b/crates/language-server/src/functionality/references.rs index bab5adf183..4768c5a5f8 100644 --- a/crates/language-server/src/functionality/references.rs +++ b/crates/language-server/src/functionality/references.rs @@ -1,7 +1,7 @@ use async_lsp::ResponseError; use async_lsp::lsp_types::{Location, ReferenceParams}; use common::InputDb; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::Api; use hir::{lower::map_file_to_mod, span::LazySpan}; use crate::{backend::Backend, util::to_offset_from_position}; @@ -23,19 +23,20 @@ pub async fn handle_references( let cursor = to_offset_from_position(params.text_document_position.position, file_text.as_str()); let top_mod = map_file_to_mod(&backend.db, file); - // Identity-driven references - let mut refs = Vec::new(); - if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&backend.db, &backend.db, top_mod, cursor) { - let mut found = SemanticIndex::references_for_symbol(&backend.db, &backend.db, top_mod, key) - .into_iter() - .filter_map(|r| r.span.resolve(&backend.db)) - .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &backend.db).ok().map(|range| (sp, range))) - .map(|(sp, range)| Location { uri: sp.file.url(&backend.db).expect("url"), range }) - .collect::>(); + // Consolidated: delegate references-at-cursor to semantic-query (index-backed) + let api = Api::new(&backend.db); + let mut found = api + .find_references_at_cursor_best(top_mod, cursor) + .into_iter() + .filter_map(|r| r.span.resolve(&backend.db)) + .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &backend.db).ok().map(|range| (sp, range))) + .map(|(sp, range)| Location { uri: sp.file.url(&backend.db).expect("url"), range }) + .collect::>(); - // Honor includeDeclaration: if false, remove the def location when present - if !params.context.include_declaration { - if let Some((_, def_span)) = SemanticIndex::definition_for_symbol(&backend.db, &backend.db, key) { + // Honor includeDeclaration: if false, remove the def location when present + if !params.context.include_declaration { + if let Some(key) = api.symbol_identity_at_cursor(top_mod, cursor) { + if let Some((_, def_span)) = api.definition_for_symbol(key) { if let Some(def) = def_span.resolve(&backend.db) { let def_url = def.file.url(&backend.db).expect("url"); let def_range = crate::util::to_lsp_range_from_span(def.clone(), &backend.db).ok(); @@ -45,14 +46,12 @@ pub async fn handle_references( } } } - refs = found; } - // Deduplicate identical locations - refs.sort_by_key(|l| (l.uri.clone(), l.range.start, l.range.end)); - refs.dedup_by(|a, b| a.uri == b.uri && a.range == b.range); + found.sort_by_key(|l| (l.uri.clone(), l.range.start, l.range.end)); + found.dedup_by(|a, b| a.uri == b.uri && a.range == b.range); - Ok(Some(refs)) + Ok(Some(found)) } #[cfg(test)] @@ -79,7 +78,8 @@ mod tests { let call_off = content.find("return_three()").unwrap() as u32; let cursor = parser::TextSize::from(call_off); - let refs = SemanticIndex::find_references_at_cursor(&db, &db, top_mod, cursor); + let api = Api::new(&db); + let refs = api.find_references_at_cursor(top_mod, cursor); assert!(!refs.is_empty(), "expected at least one reference at call site"); // Ensure we can convert at least one to an LSP location let any_loc = refs diff --git a/crates/language-server/src/util.rs b/crates/language-server/src/util.rs index b3004d3311..7c27d8f472 100644 --- a/crates/language-server/src/util.rs +++ b/crates/language-server/src/util.rs @@ -5,7 +5,7 @@ use common::{ diagnostics::{CompleteDiagnostic, Severity, Span}, InputDb, }; -use hir::{hir_def::scope_graph::ScopeId, span::LazySpan, SpannedHirDb}; +// (hir scope helpers no longer used here) use rustc_hash::FxHashMap; use tracing::error; @@ -53,14 +53,7 @@ pub fn to_lsp_range_from_span( }) } -pub fn to_lsp_location_from_scope( - db: &dyn SpannedHirDb, - scope: ScopeId, -) -> Result> { - let lazy_span = scope.name_span(db).ok_or("Failed to get name span")?; - let span = lazy_span.resolve(db).ok_or("Failed to resolve span")?; - to_lsp_location_from_span(db, span) -} +// (removed unused to_lsp_location_from_scope) pub fn severity_to_lsp(is_primary: bool, severity: Severity) -> DiagnosticSeverity { // We set the severity to `HINT` for a secondary diags. diff --git a/crates/language-server/test_files/goto_comprehensive.fe b/crates/language-server/test_files/goto_comprehensive.fe deleted file mode 100644 index cb15b93146..0000000000 --- a/crates/language-server/test_files/goto_comprehensive.fe +++ /dev/null @@ -1,63 +0,0 @@ -// Test struct field access resolution -struct Container { - pub value: u32 -} - -impl Container { - pub fn get(self) -> u32 { - self.value - } -} - -// Test enum variant resolution -enum Color { - Red, - Green { intensity: u32 }, - Blue(u32) -} - -fn test_field_access() { - let container = Container { value: 43 } - - // This should resolve to the field definition - let val = container.value - - // This should resolve to the method definition - let retrieved = container.get() - - // Test local variable references - let copy_container = container // should resolve to line 20 - let copy_val = val // should resolve to line 23 -} - -fn test_enum_variants() { - // These should resolve to the specific variants, not the enum - let red = Color::Red - let green = Color::Green { intensity: 50 } - let blue = Color::Blue(100) - - // Test pattern matching field resolution - match green { - Color::Green { intensity } => { - // 'intensity' here should resolve to the field in the enum variant - let _val = intensity - } - _ => {} - } -} - -pub trait Inner { - fn foo(self) -> i32 -} - -pub struct Wrapper { - pub inner: S, -} - -impl Wrapper { - pub fn foo(mut self, mut dog: i32) -> i32 { - self.inner.foo() // collect_constraints_from_func_def - dog - } -} - diff --git a/crates/language-server/test_files/goto_comprehensive.snap b/crates/language-server/test_files/goto_comprehensive.snap deleted file mode 100644 index b48873da38..0000000000 --- a/crates/language-server/test_files/goto_comprehensive.snap +++ /dev/null @@ -1,87 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 287 -expression: snapshot -input_file: test_files/goto_comprehensive.fe ---- -0: // Test struct field access resolution -1: struct Container { -2: pub value: u32 -3: } -4: -5: impl Container { -6: pub fn get(self) -> u32 { -7: self.value -8: } -9: } -10: -11: // Test enum variant resolution -12: enum Color { -13: Red, -14: Green { intensity: u32 }, -15: Blue(u32) -16: } -17: -18: fn test_field_access() { -19: let container = Container { value: 43 } -20: -21: // This should resolve to the field definition -22: let val = container.value -23: -24: // This should resolve to the method definition -25: let retrieved = container.get() -26: -27: // Test local variable references -28: let copy_container = container // should resolve to line 20 -29: let copy_val = val // should resolve to line 23 -30: } -31: -32: fn test_enum_variants() { -33: // These should resolve to the specific variants, not the enum -34: let red = Color::Red -35: let green = Color::Green { intensity: 50 } -36: let blue = Color::Blue(100) -37: -38: // Test pattern matching field resolution -39: match green { -40: Color::Green { intensity } => { -41: // 'intensity' here should resolve to the field in the enum variant -42: let _val = intensity -43: } -44: _ => {} -45: } -46: } -47: -48: pub trait Inner { -49: fn foo(self) -> i32 -50: } -51: -52: pub struct Wrapper { -53: pub inner: S, -54: } -55: -56: impl Wrapper { -57: pub fn foo(mut self, mut dog: i32) -> i32 { -58: self.inner.foo() // collect_constraints_from_func_def -59: dog -60: } -61: } -62: ---- -cursor position (5, 5), path: goto_comprehensive::Container -cursor position (6, 15), path: goto_comprehensive::Container -cursor position (19, 20), path: goto_comprehensive::Container -cursor position (34, 14), path: goto_comprehensive::Color -cursor position (34, 21), path: goto_comprehensive::Color::Red -cursor position (35, 16), path: goto_comprehensive::Color -cursor position (35, 23), path: goto_comprehensive::Color::Green -cursor position (36, 15), path: goto_comprehensive::Color -cursor position (36, 22), path: goto_comprehensive::Color::Blue -cursor position (40, 8), path: goto_comprehensive::Color -cursor position (40, 15), path: goto_comprehensive::Color::Green -cursor position (49, 11), path: goto_comprehensive::Inner -cursor position (52, 22), path: goto_comprehensive::Inner -cursor position (53, 15), path: goto_comprehensive::Wrapper::S -cursor position (56, 8), path: goto_comprehensive::Inner -cursor position (56, 15), path: goto_comprehensive::Wrapper -cursor position (57, 19), path: goto_comprehensive::Wrapper diff --git a/crates/language-server/test_files/goto_debug.fe b/crates/language-server/test_files/goto_debug.fe deleted file mode 100644 index d927cd79d2..0000000000 --- a/crates/language-server/test_files/goto_debug.fe +++ /dev/null @@ -1,10 +0,0 @@ -struct Point { - pub x: i32, - pub y: i32 -} - -fn test() { - let p = Point { x: 1, y: 2 } - let val = p.x -} - diff --git a/crates/language-server/test_files/goto_debug.snap b/crates/language-server/test_files/goto_debug.snap deleted file mode 100644 index 56d1360f4a..0000000000 --- a/crates/language-server/test_files/goto_debug.snap +++ /dev/null @@ -1,18 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_debug.fe ---- -0: struct Point { -1: pub x: i32, -2: pub y: i32 -3: } -4: -5: fn test() { -6: let p = Point { x: 1, y: 2 } -7: let val = p.x -8: } -9: ---- -cursor position (6, 12), path: goto_debug::Point diff --git a/crates/language-server/test_files/goto_enum_debug.fe b/crates/language-server/test_files/goto_enum_debug.fe deleted file mode 100644 index aa24fef5a8..0000000000 --- a/crates/language-server/test_files/goto_enum_debug.fe +++ /dev/null @@ -1,12 +0,0 @@ -enum Color { - Red, - Green { intensity: u32 }, - Blue(u32) -} - -fn test() { - let red = Color::Red - let green = Color::Green { intensity: 50 } - let blue = Color::Blue(100) -} - diff --git a/crates/language-server/test_files/goto_enum_debug.snap b/crates/language-server/test_files/goto_enum_debug.snap deleted file mode 100644 index 29d2355709..0000000000 --- a/crates/language-server/test_files/goto_enum_debug.snap +++ /dev/null @@ -1,25 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_enum_debug.fe ---- -0: enum Color { -1: Red, -2: Green { intensity: u32 }, -3: Blue(u32) -4: } -5: -6: fn test() { -7: let red = Color::Red -8: let green = Color::Green { intensity: 50 } -9: let blue = Color::Blue(100) -10: } -11: ---- -cursor position (7, 14), path: goto_enum_debug::Color -cursor position (7, 21), path: goto_enum_debug::Color::Red -cursor position (8, 16), path: goto_enum_debug::Color -cursor position (8, 23), path: goto_enum_debug::Color::Green -cursor position (9, 15), path: goto_enum_debug::Color -cursor position (9, 22), path: goto_enum_debug::Color::Blue diff --git a/crates/language-server/test_files/goto_field_test.fe b/crates/language-server/test_files/goto_field_test.fe deleted file mode 100644 index 5169dc1890..0000000000 --- a/crates/language-server/test_files/goto_field_test.fe +++ /dev/null @@ -1,9 +0,0 @@ -struct MyStruct { - pub field: u32 -} - -fn main() { - let obj = MyStruct { field: 42 } - let val = obj.field -} - diff --git a/crates/language-server/test_files/goto_field_test.snap b/crates/language-server/test_files/goto_field_test.snap deleted file mode 100644 index 9440bac870..0000000000 --- a/crates/language-server/test_files/goto_field_test.snap +++ /dev/null @@ -1,17 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 284 -expression: snapshot -input_file: test_files/goto_field_test.fe ---- -0: struct MyStruct { -1: pub field: u32 -2: } -3: -4: fn main() { -5: let obj = MyStruct { field: 42 } -6: let val = obj.field -7: } -8: ---- -cursor position (5, 14), path: goto_field_test::MyStruct diff --git a/crates/language-server/test_files/goto_multi_segment_paths.fe b/crates/language-server/test_files/goto_multi_segment_paths.fe deleted file mode 100644 index 12176200ea..0000000000 --- a/crates/language-server/test_files/goto_multi_segment_paths.fe +++ /dev/null @@ -1,18 +0,0 @@ -// Test that multi-segment path resolution works correctly -mod a { - pub mod b { - pub mod c { - type Foo - pub const DEEP_CONST: Foo = 42 - } - } -} - -fn test_segments() { - // Multi-segment path - each segment should have its own cursor position - let x = a::b::c::DEEP_CONST - - // Two-segment path - let y = a::b -} - diff --git a/crates/language-server/test_files/goto_multi_segment_paths.snap b/crates/language-server/test_files/goto_multi_segment_paths.snap deleted file mode 100644 index 86c15fa468..0000000000 --- a/crates/language-server/test_files/goto_multi_segment_paths.snap +++ /dev/null @@ -1,31 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_multi_segment_paths.fe ---- -0: // Test that multi-segment path resolution works correctly -1: mod a { -2: pub mod b { -3: pub mod c { -4: type Foo -5: pub const DEEP_CONST: Foo = 42 -6: } -7: } -8: } -9: -10: fn test_segments() { -11: // Multi-segment path - each segment should have its own cursor position -12: let x = a::b::c::DEEP_CONST -13: -14: // Two-segment path -15: let y = a::b -16: } -17: ---- -cursor position (5, 34), path: goto_multi_segment_paths::a::b::c::Foo -cursor position (12, 12), path: goto_multi_segment_paths::a -cursor position (12, 15), path: goto_multi_segment_paths::a::b -cursor position (12, 18), path: goto_multi_segment_paths::a::b::c -cursor position (15, 12), path: goto_multi_segment_paths::a -cursor position (15, 15), path: goto_multi_segment_paths::a::b diff --git a/crates/language-server/test_files/goto_simple_method.fe b/crates/language-server/test_files/goto_simple_method.fe deleted file mode 100644 index a2fad5d659..0000000000 --- a/crates/language-server/test_files/goto_simple_method.fe +++ /dev/null @@ -1,15 +0,0 @@ -struct Container { - pub value: u32 -} - -impl Container { - pub fn get(self) -> u32 { - self.value - } -} - -fn test() { - let container = Container { value: 42 } - let result = container.get() -} - diff --git a/crates/language-server/test_files/goto_simple_method.snap b/crates/language-server/test_files/goto_simple_method.snap deleted file mode 100644 index 3c6fbf6f89..0000000000 --- a/crates/language-server/test_files/goto_simple_method.snap +++ /dev/null @@ -1,25 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_simple_method.fe ---- -0: struct Container { -1: pub value: u32 -2: } -3: -4: impl Container { -5: pub fn get(self) -> u32 { -6: self.value -7: } -8: } -9: -10: fn test() { -11: let container = Container { value: 42 } -12: let result = container.get() -13: } -14: ---- -cursor position (4, 5), path: goto_simple_method::Container -cursor position (5, 15), path: goto_simple_method::Container -cursor position (11, 20), path: goto_simple_method::Container diff --git a/crates/language-server/test_files/goto_specific_issues.fe b/crates/language-server/test_files/goto_specific_issues.fe deleted file mode 100644 index 6def13f8ed..0000000000 --- a/crates/language-server/test_files/goto_specific_issues.fe +++ /dev/null @@ -1,29 +0,0 @@ -type Foo = u32 - -// Test case 1: Multi-segment path resolution -mod nested { - pub const NESTED_CONST: Foo = 100 -} - -fn test_nested() { - // Cursor on NESTED_CONST should resolve to the constant - let a = nested::NESTED_CONST -} - -// Test case 2: Local variable in method call -struct Container { - pub value: Foo -} - -impl Container { - pub fn get(self) -> Foo { - self.value - } -} - -fn test_container() { - let container = Container { value: 42 } - // Cursor on container should resolve to the local variable - let result = container.get() -} - diff --git a/crates/language-server/test_files/goto_specific_issues.snap b/crates/language-server/test_files/goto_specific_issues.snap deleted file mode 100644 index 1e913fafe5..0000000000 --- a/crates/language-server/test_files/goto_specific_issues.snap +++ /dev/null @@ -1,42 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_specific_issues.fe ---- -0: type Foo = u32 -1: -2: // Test case 1: Multi-segment path resolution -3: mod nested { -4: pub const NESTED_CONST: Foo = 100 -5: } -6: -7: fn test_nested() { -8: // Cursor on NESTED_CONST should resolve to the constant -9: let a = nested::NESTED_CONST -10: } -11: -12: // Test case 2: Local variable in method call -13: struct Container { -14: pub value: Foo -15: } -16: -17: impl Container { -18: pub fn get(self) -> Foo { -19: self.value -20: } -21: } -22: -23: fn test_container() { -24: let container = Container { value: 42 } -25: // Cursor on container should resolve to the local variable -26: let result = container.get() -27: } -28: ---- -cursor position (9, 12), path: goto_specific_issues::nested -cursor position (14, 15), path: goto_specific_issues::Foo -cursor position (17, 5), path: goto_specific_issues::Container -cursor position (18, 15), path: goto_specific_issues::Container -cursor position (18, 24), path: goto_specific_issues::Foo -cursor position (24, 20), path: goto_specific_issues::Container diff --git a/crates/language-server/test_files/goto_trait_method.fe b/crates/language-server/test_files/goto_trait_method.fe deleted file mode 100644 index bcefedafff..0000000000 --- a/crates/language-server/test_files/goto_trait_method.fe +++ /dev/null @@ -1,15 +0,0 @@ -struct Wrapper {} - -trait Greeter { - fn greet(self) -> u32 -} - -impl Greeter for Wrapper { - fn greet(self) -> u32 { 1 } -} - -fn main() { - let w = Wrapper {} - let a = w.greet() -} - diff --git a/crates/language-server/test_files/goto_trait_method.snap b/crates/language-server/test_files/goto_trait_method.snap deleted file mode 100644 index 134a9d6b4d..0000000000 --- a/crates/language-server/test_files/goto_trait_method.snap +++ /dev/null @@ -1,27 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_trait_method.fe ---- -0: struct Wrapper {} -1: -2: trait Greeter { -3: fn greet(self) -> u32 -4: } -5: -6: impl Greeter for Wrapper { -7: fn greet(self) -> u32 { 1 } -8: } -9: -10: fn main() { -11: let w = Wrapper {} -12: let a = w.greet() -13: } -14: ---- -cursor position (3, 13), path: goto_trait_method::Greeter -cursor position (6, 5), path: goto_trait_method::Greeter -cursor position (6, 17), path: goto_trait_method::Wrapper -cursor position (7, 13), path: goto_trait_method::Wrapper -cursor position (11, 12), path: goto_trait_method::Wrapper diff --git a/crates/language-server/test_files/goto_values.fe b/crates/language-server/test_files/goto_values.fe deleted file mode 100644 index 9314d9a97e..0000000000 --- a/crates/language-server/test_files/goto_values.fe +++ /dev/null @@ -1,38 +0,0 @@ -use core - -struct MyStruct { - pub field: u32 -} - -const MY_CONST: u32 = 42 - -fn my_function() -> u32 { - MY_CONST + 10 -} - -fn another_function(param: MyStruct) -> u32 { - param.field + my_function() -} - -fn main() { - let x: MyStruct = MyStruct { field: 5 } - let y = my_function() - let z = another_function(x) - let c = MY_CONST - - core::todo() -} - -mod nested { - pub const NESTED_CONST: u32 = 100 - - pub fn nested_function() -> u32 { - NESTED_CONST * 2 - } -} - -fn test_nested() { - let a = nested::NESTED_CONST - let b = nested::nested_function() -} - diff --git a/crates/language-server/test_files/goto_values.snap b/crates/language-server/test_files/goto_values.snap deleted file mode 100644 index 31a2339bd4..0000000000 --- a/crates/language-server/test_files/goto_values.snap +++ /dev/null @@ -1,57 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 289 -expression: snapshot -input_file: test_files/goto_values.fe ---- -0: use core -1: -2: struct MyStruct { -3: pub field: u32 -4: } -5: -6: const MY_CONST: u32 = 42 -7: -8: fn my_function() -> u32 { -9: MY_CONST + 10 -10: } -11: -12: fn another_function(param: MyStruct) -> u32 { -13: param.field + my_function() -14: } -15: -16: fn main() { -17: let x: MyStruct = MyStruct { field: 5 } -18: let y = my_function() -19: let z = another_function(x) -20: let c = MY_CONST -21: -22: core::todo() -23: } -24: -25: mod nested { -26: pub const NESTED_CONST: u32 = 100 -27: -28: pub fn nested_function() -> u32 { -29: NESTED_CONST * 2 -30: } -31: } -32: -33: fn test_nested() { -34: let a = nested::NESTED_CONST -35: let b = nested::nested_function() -36: } -37: ---- -cursor position (12, 27), path: goto_values::MyStruct -cursor position (13, 4), path: goto_values::another_function::param -cursor position (13, 18), path: goto_values::my_function -cursor position (17, 11), path: goto_values::MyStruct -cursor position (17, 22), path: goto_values::MyStruct -cursor position (18, 12), path: goto_values::my_function -cursor position (19, 12), path: goto_values::another_function -cursor position (22, 4), path: lib -cursor position (22, 10), path: lib::todo -cursor position (34, 12), path: goto_values::nested -cursor position (35, 12), path: goto_values::nested -cursor position (35, 20), path: goto_values::nested::nested_function diff --git a/crates/language-server/test_files/hoverable/src/lib.fe b/crates/language-server/test_files/hoverable/src/lib.fe index 3abda223ab..8e4d5efb60 100644 --- a/crates/language-server/test_files/hoverable/src/lib.fe +++ b/crates/language-server/test_files/hoverable/src/lib.fe @@ -26,6 +26,6 @@ struct Numbers { impl Calculatable for Numbers { fn calculate(self) { - self.x + self.y + self.x + self.y; self.y } } diff --git a/crates/language-server/test_files/refs_goto_comprehensive.snap b/crates/language-server/test_files/refs_goto_comprehensive.snap deleted file mode 100644 index e42a5f6517..0000000000 --- a/crates/language-server/test_files/refs_goto_comprehensive.snap +++ /dev/null @@ -1,95 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: // Test struct field access resolution -1: struct Container { -2: pub value: u32 -3: } -4: -5: impl Container { -6: pub fn get(self) -> u32 { -7: self.value -8: } -9: } -10: -11: // Test enum variant resolution -12: enum Color { -13: Red, -14: Green { intensity: u32 }, -15: Blue(u32) -16: } -17: -18: fn test_field_access() { -19: let container = Container { value: 43 } -20: -21: // This should resolve to the field definition -22: let val = container.value -23: -24: // This should resolve to the method definition -25: let retrieved = container.get() -26: -27: // Test local variable references -28: let copy_container = container // should resolve to line 20 -29: let copy_val = val // should resolve to line 23 -30: } -31: -32: fn test_enum_variants() { -33: // These should resolve to the specific variants, not the enum -34: let red = Color::Red -35: let green = Color::Green { intensity: 50 } -36: let blue = Color::Blue(100) -37: -38: // Test pattern matching field resolution -39: match green { -40: Color::Green { intensity } => { -41: // 'intensity' here should resolve to the field in the enum variant -42: let _val = intensity -43: } -44: _ => {} -45: } -46: } -47: -48: pub trait Inner { -49: fn foo(self) -> i32 -50: } -51: -52: pub struct Wrapper { -53: pub inner: S, -54: } -55: -56: impl Wrapper { -57: pub fn foo(mut self, mut dog: i32) -> i32 { -58: self.inner.foo() // collect_constraints_from_func_def -59: dog -60: } -61: } -62: ---- -cursor (7, 8): 2 refs -> goto_comprehensive.fe: 6:15; 7:8 -cursor (7, 13): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Container @ 2:8 -cursor (19, 8): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 -cursor (22, 8): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 22:8; goto_comprehensive::test_field_access::{fn_body} @ 29:19 -cursor (22, 14): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 -cursor (22, 24): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Container @ 2:8 -cursor (25, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 25:8 -cursor (25, 20): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 -cursor (28, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 28:8 -cursor (28, 25): 4 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 19:8; goto_comprehensive::test_field_access::{fn_body} @ 22:14; goto_comprehensive::test_field_access::{fn_body} @ 25:20; goto_comprehensive::test_field_access::{fn_body} @ 28:25 -cursor (29, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 29:8 -cursor (29, 19): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_field_access::{fn_body} @ 22:8; goto_comprehensive::test_field_access::{fn_body} @ 29:19 -cursor (34, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 34:8 -cursor (34, 14): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 12:5 -cursor (34, 21): 2 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 13:4; goto_comprehensive::test_enum_variants::{fn_body} @ 34:21 -cursor (35, 8): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 35:8; goto_comprehensive::test_enum_variants::{fn_body} @ 39:10 -cursor (36, 8): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 36:8 -cursor (36, 15): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 12:5 -cursor (36, 22): 2 refs -> goto_comprehensive.fe: goto_comprehensive::Color @ 15:4; goto_comprehensive::test_enum_variants::{fn_body} @ 36:22 -cursor (39, 10): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 35:8; goto_comprehensive::test_enum_variants::{fn_body} @ 39:10 -cursor (40, 23): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 40:23; goto_comprehensive::test_enum_variants::{fn_body} @ 42:23 -cursor (42, 16): 1 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 42:16 -cursor (42, 23): 2 refs -> goto_comprehensive.fe: goto_comprehensive::test_enum_variants::{fn_body} @ 40:23; goto_comprehensive::test_enum_variants::{fn_body} @ 42:23 -cursor (58, 8): 2 refs -> goto_comprehensive.fe: 57:19; 58:8 -cursor (58, 13): 1 refs -> goto_comprehensive.fe: goto_comprehensive::Wrapper @ 53:8 -cursor (59, 8): 2 refs -> goto_comprehensive.fe: 57:29; 59:8 diff --git a/crates/language-server/test_files/refs_goto_debug.snap b/crates/language-server/test_files/refs_goto_debug.snap deleted file mode 100644 index 1342839297..0000000000 --- a/crates/language-server/test_files/refs_goto_debug.snap +++ /dev/null @@ -1,20 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: struct Point { -1: pub x: i32, -2: pub y: i32 -3: } -4: -5: fn test() { -6: let p = Point { x: 1, y: 2 } -7: let val = p.x -8: } -9: ---- -cursor (6, 8): 2 refs -> goto_debug.fe: goto_debug::test::{fn_body} @ 6:8; goto_debug::test::{fn_body} @ 7:14 -cursor (7, 8): 1 refs -> goto_debug.fe: goto_debug::test::{fn_body} @ 7:8 -cursor (7, 14): 2 refs -> goto_debug.fe: goto_debug::test::{fn_body} @ 6:8; goto_debug::test::{fn_body} @ 7:14 -cursor (7, 16): 1 refs -> goto_debug.fe: goto_debug::Point @ 1:8 diff --git a/crates/language-server/test_files/refs_goto_enum_debug.snap b/crates/language-server/test_files/refs_goto_enum_debug.snap deleted file mode 100644 index 1390ac8de7..0000000000 --- a/crates/language-server/test_files/refs_goto_enum_debug.snap +++ /dev/null @@ -1,25 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: enum Color { -1: Red, -2: Green { intensity: u32 }, -3: Blue(u32) -4: } -5: -6: fn test() { -7: let red = Color::Red -8: let green = Color::Green { intensity: 50 } -9: let blue = Color::Blue(100) -10: } -11: ---- -cursor (7, 8): 1 refs -> goto_enum_debug.fe: goto_enum_debug::test::{fn_body} @ 7:8 -cursor (7, 14): 1 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 0:5 -cursor (7, 21): 2 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 1:4; goto_enum_debug::test::{fn_body} @ 7:21 -cursor (8, 8): 1 refs -> goto_enum_debug.fe: goto_enum_debug::test::{fn_body} @ 8:8 -cursor (9, 8): 1 refs -> goto_enum_debug.fe: goto_enum_debug::test::{fn_body} @ 9:8 -cursor (9, 15): 1 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 0:5 -cursor (9, 22): 2 refs -> goto_enum_debug.fe: goto_enum_debug::Color @ 3:4; goto_enum_debug::test::{fn_body} @ 9:22 diff --git a/crates/language-server/test_files/refs_goto_field_test.snap b/crates/language-server/test_files/refs_goto_field_test.snap deleted file mode 100644 index aa9398caed..0000000000 --- a/crates/language-server/test_files/refs_goto_field_test.snap +++ /dev/null @@ -1,19 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: struct MyStruct { -1: pub field: u32 -2: } -3: -4: fn main() { -5: let obj = MyStruct { field: 42 } -6: let val = obj.field -7: } -8: ---- -cursor (5, 8): 2 refs -> goto_field_test.fe: goto_field_test::main::{fn_body} @ 5:8; goto_field_test::main::{fn_body} @ 6:14 -cursor (6, 8): 1 refs -> goto_field_test.fe: goto_field_test::main::{fn_body} @ 6:8 -cursor (6, 14): 2 refs -> goto_field_test.fe: goto_field_test::main::{fn_body} @ 5:8; goto_field_test::main::{fn_body} @ 6:14 -cursor (6, 18): 1 refs -> goto_field_test.fe: goto_field_test::MyStruct @ 1:8 diff --git a/crates/language-server/test_files/refs_goto_multi_segment_paths.snap b/crates/language-server/test_files/refs_goto_multi_segment_paths.snap deleted file mode 100644 index 204c681fdd..0000000000 --- a/crates/language-server/test_files/refs_goto_multi_segment_paths.snap +++ /dev/null @@ -1,31 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: // Test that multi-segment path resolution works correctly -1: mod a { -2: pub mod b { -3: pub mod c { -4: type Foo -5: pub const DEEP_CONST: Foo = 42 -6: } -7: } -8: } -9: -10: fn test_segments() { -11: // Multi-segment path - each segment should have its own cursor position -12: let x = a::b::c::DEEP_CONST -13: -14: // Two-segment path -15: let y = a::b -16: } -17: ---- -cursor (12, 8): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::test_segments::{fn_body} @ 12:8 -cursor (12, 12): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a @ 1:4 -cursor (12, 15): 2 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a::b @ 2:12; goto_multi_segment_paths::test_segments::{fn_body} @ 15:15 -cursor (12, 18): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a::b::c @ 3:16 -cursor (15, 8): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::test_segments::{fn_body} @ 15:8 -cursor (15, 12): 1 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a @ 1:4 -cursor (15, 15): 2 refs -> goto_multi_segment_paths.fe: goto_multi_segment_paths::a::b @ 2:12; goto_multi_segment_paths::test_segments::{fn_body} @ 15:15 diff --git a/crates/language-server/test_files/refs_goto_simple_method.snap b/crates/language-server/test_files/refs_goto_simple_method.snap deleted file mode 100644 index 80049f7cc0..0000000000 --- a/crates/language-server/test_files/refs_goto_simple_method.snap +++ /dev/null @@ -1,26 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: struct Container { -1: pub value: u32 -2: } -3: -4: impl Container { -5: pub fn get(self) -> u32 { -6: self.value -7: } -8: } -9: -10: fn test() { -11: let container = Container { value: 42 } -12: let result = container.get() -13: } -14: ---- -cursor (6, 8): 2 refs -> goto_simple_method.fe: 5:15; 6:8 -cursor (6, 13): 1 refs -> goto_simple_method.fe: goto_simple_method::Container @ 1:8 -cursor (11, 8): 2 refs -> goto_simple_method.fe: goto_simple_method::test::{fn_body} @ 11:8; goto_simple_method::test::{fn_body} @ 12:17 -cursor (12, 8): 1 refs -> goto_simple_method.fe: goto_simple_method::test::{fn_body} @ 12:8 -cursor (12, 17): 2 refs -> goto_simple_method.fe: goto_simple_method::test::{fn_body} @ 11:8; goto_simple_method::test::{fn_body} @ 12:17 diff --git a/crates/language-server/test_files/refs_goto_specific_issues.snap b/crates/language-server/test_files/refs_goto_specific_issues.snap deleted file mode 100644 index 02958a00b1..0000000000 --- a/crates/language-server/test_files/refs_goto_specific_issues.snap +++ /dev/null @@ -1,42 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: type Foo = u32 -1: -2: // Test case 1: Multi-segment path resolution -3: mod nested { -4: pub const NESTED_CONST: Foo = 100 -5: } -6: -7: fn test_nested() { -8: // Cursor on NESTED_CONST should resolve to the constant -9: let a = nested::NESTED_CONST -10: } -11: -12: // Test case 2: Local variable in method call -13: struct Container { -14: pub value: Foo -15: } -16: -17: impl Container { -18: pub fn get(self) -> Foo { -19: self.value -20: } -21: } -22: -23: fn test_container() { -24: let container = Container { value: 42 } -25: // Cursor on container should resolve to the local variable -26: let result = container.get() -27: } -28: ---- -cursor (9, 8): 1 refs -> goto_specific_issues.fe: goto_specific_issues::test_nested::{fn_body} @ 9:8 -cursor (9, 12): 1 refs -> goto_specific_issues.fe: goto_specific_issues::nested @ 3:4 -cursor (19, 8): 2 refs -> goto_specific_issues.fe: 18:15; 19:8 -cursor (19, 13): 1 refs -> goto_specific_issues.fe: goto_specific_issues::Container @ 14:8 -cursor (24, 8): 2 refs -> goto_specific_issues.fe: goto_specific_issues::test_container::{fn_body} @ 24:8; goto_specific_issues::test_container::{fn_body} @ 26:17 -cursor (26, 8): 1 refs -> goto_specific_issues.fe: goto_specific_issues::test_container::{fn_body} @ 26:8 -cursor (26, 17): 2 refs -> goto_specific_issues.fe: goto_specific_issues::test_container::{fn_body} @ 24:8; goto_specific_issues::test_container::{fn_body} @ 26:17 diff --git a/crates/language-server/test_files/refs_goto_trait_method.snap b/crates/language-server/test_files/refs_goto_trait_method.snap deleted file mode 100644 index a822487ac5..0000000000 --- a/crates/language-server/test_files/refs_goto_trait_method.snap +++ /dev/null @@ -1,24 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: struct Wrapper {} -1: -2: trait Greeter { -3: fn greet(self) -> u32 -4: } -5: -6: impl Greeter for Wrapper { -7: fn greet(self) -> u32 { 1 } -8: } -9: -10: fn main() { -11: let w = Wrapper {} -12: let a = w.greet() -13: } -14: ---- -cursor (11, 8): 2 refs -> goto_trait_method.fe: goto_trait_method::main::{fn_body} @ 11:8; goto_trait_method::main::{fn_body} @ 12:12 -cursor (12, 8): 1 refs -> goto_trait_method.fe: goto_trait_method::main::{fn_body} @ 12:8 -cursor (12, 12): 2 refs -> goto_trait_method.fe: goto_trait_method::main::{fn_body} @ 11:8; goto_trait_method::main::{fn_body} @ 12:12 diff --git a/crates/language-server/test_files/refs_goto_values.snap b/crates/language-server/test_files/refs_goto_values.snap deleted file mode 100644 index 2ec1ac2e3a..0000000000 --- a/crates/language-server/test_files/refs_goto_values.snap +++ /dev/null @@ -1,60 +0,0 @@ ---- -source: crates/language-server/tests/references_snap.rs -assertion_line: 128 -expression: snapshot ---- -0: use core -1: -2: struct MyStruct { -3: pub field: u32 -4: } -5: -6: const MY_CONST: u32 = 42 -7: -8: fn my_function() -> u32 { -9: MY_CONST + 10 -10: } -11: -12: fn another_function(param: MyStruct) -> u32 { -13: param.field + my_function() -14: } -15: -16: fn main() { -17: let x: MyStruct = MyStruct { field: 5 } -18: let y = my_function() -19: let z = another_function(x) -20: let c = MY_CONST -21: -22: core::todo() -23: } -24: -25: mod nested { -26: pub const NESTED_CONST: u32 = 100 -27: -28: pub fn nested_function() -> u32 { -29: NESTED_CONST * 2 -30: } -31: } -32: -33: fn test_nested() { -34: let a = nested::NESTED_CONST -35: let b = nested::nested_function() -36: } -37: ---- -cursor (13, 4): 2 refs -> goto_values.fe: goto_values::another_function @ 12:20; goto_values::another_function::{fn_body} @ 13:4 -cursor (13, 10): 1 refs -> goto_values.fe: goto_values::MyStruct @ 3:8 -cursor (13, 18): 3 refs -> goto_values.fe: goto_values::another_function::{fn_body} @ 13:18; goto_values::main::{fn_body} @ 18:12; goto_values::my_function @ 8:3 -cursor (17, 8): 2 refs -> goto_values.fe: goto_values::main::{fn_body} @ 17:8; goto_values::main::{fn_body} @ 19:29 -cursor (18, 8): 1 refs -> goto_values.fe: goto_values::main::{fn_body} @ 18:8 -cursor (18, 12): 3 refs -> goto_values.fe: goto_values::another_function::{fn_body} @ 13:18; goto_values::main::{fn_body} @ 18:12; goto_values::my_function @ 8:3 -cursor (19, 8): 1 refs -> goto_values.fe: goto_values::main::{fn_body} @ 19:8 -cursor (19, 12): 2 refs -> goto_values.fe: goto_values::another_function @ 12:3; goto_values::main::{fn_body} @ 19:12 -cursor (19, 29): 2 refs -> goto_values.fe: goto_values::main::{fn_body} @ 17:8; goto_values::main::{fn_body} @ 19:29 -cursor (20, 8): 1 refs -> goto_values.fe: goto_values::main::{fn_body} @ 20:8 -cursor (22, 10): 2 refs -> goto_values.fe: goto_values::main::{fn_body} @ 22:10 | lib.fe: goto_values::my_function @ 5:11 -cursor (34, 8): 1 refs -> goto_values.fe: goto_values::test_nested::{fn_body} @ 34:8 -cursor (34, 12): 1 refs -> goto_values.fe: goto_values::nested @ 25:4 -cursor (35, 8): 1 refs -> goto_values.fe: goto_values::test_nested::{fn_body} @ 35:8 -cursor (35, 12): 1 refs -> goto_values.fe: goto_values::nested @ 25:4 -cursor (35, 20): 2 refs -> goto_values.fe: goto_values::nested::nested_function @ 28:11; goto_values::test_nested::{fn_body} @ 35:20 diff --git a/crates/language-server/tests/goto_shape.rs b/crates/language-server/tests/goto_shape.rs index 461b79ec93..e695a02a80 100644 --- a/crates/language-server/tests/goto_shape.rs +++ b/crates/language-server/tests/goto_shape.rs @@ -1,6 +1,6 @@ use common::InputDb; use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::Api; use hir::lower::map_file_to_mod; use url::Url; @@ -20,7 +20,8 @@ fn f() { let _x: m::Foo } let file = touch(&mut db, &tmp, content); let top_mod = map_file_to_mod(&db, file); let cursor = content.find("Foo }").unwrap() as u32; - let candidates = SemanticIndex::goto_candidates_at_cursor(&db, &db, top_mod, parser::TextSize::from(cursor)); + let api = Api::new(&db); + let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); assert_eq!(candidates.len(), 1, "expected scalar goto for unambiguous target"); } @@ -39,7 +40,7 @@ fn f() { let _x: T } let file = touch(&mut db, &tmp, content); let top_mod = map_file_to_mod(&db, file); let cursor = content.rfind("T }").unwrap() as u32; - let candidates = SemanticIndex::goto_candidates_at_cursor(&db, &db, top_mod, parser::TextSize::from(cursor)); + let api = Api::new(&db); + let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); assert!(candidates.len() >= 2, "expected array goto for ambiguous target; got {}", candidates.len()); } - diff --git a/crates/language-server/tests/lsp_protocol.rs b/crates/language-server/tests/lsp_protocol.rs new file mode 100644 index 0000000000..6d3da2ed12 --- /dev/null +++ b/crates/language-server/tests/lsp_protocol.rs @@ -0,0 +1,100 @@ +use common::InputDb; +use driver::DriverDataBase; +use fe_semantic_query::Api; +use hir::{lower::map_file_to_mod, span::LazySpan}; +use url::Url; + +/// Test that LSP protocol expects array response for multiple candidates +#[test] +fn lsp_goto_shape_array_for_multiple_candidates() { + let mut db = DriverDataBase::default(); + let tmp = std::env::temp_dir().join("lsp_ambiguous.fe"); + // Multiple types with same name should result in array response format + let content = r#" +mod a { pub struct T {} } +mod b { pub struct T {} } +use a::T +use b::T +fn f() { let _x: T } +"#; + let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); + let top_mod = map_file_to_mod(&db, file); + let cursor = content.rfind("T }").unwrap() as u32; + let api = Api::new(&db); + let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); + + // LSP protocol: multiple candidates should be returned as array for client to handle + assert!(candidates.len() >= 2, "Expected multiple candidates for ambiguous symbol, got {}", candidates.len()); +} + +/// Test that LSP protocol expects scalar response for unambiguous candidates +#[test] +fn lsp_goto_shape_scalar_for_single_candidate() { + let mut db = DriverDataBase::default(); + let tmp = std::env::temp_dir().join("lsp_unambiguous.fe"); + // Single unambiguous type should result in scalar response format + let content = r#" +mod m { pub struct Foo {} } +fn f() { let _x: m::Foo } +"#; + let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); + let top_mod = map_file_to_mod(&db, file); + let cursor = content.find("Foo }").unwrap() as u32; + let api = Api::new(&db); + let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); + + // LSP protocol: single candidate should be returned as scalar for efficiency + assert_eq!(candidates.len(), 1, "Expected single candidate for unambiguous symbol"); +} + +/// Test that references query returns appropriate data structure +#[test] +fn lsp_references_returns_structured_data() { + let mut db = DriverDataBase::default(); + let tmp = std::env::temp_dir().join("lsp_references.fe"); + let content = r#" +struct Point { x: i32 } +fn main() { let p = Point { x: 42 }; let val = p.x; } +"#; + let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); + let top_mod = map_file_to_mod(&db, file); + let cursor = parser::TextSize::from(content.rfind("p.x").unwrap() as u32 + 2); + let api = Api::new(&db); + let refs = api.find_references_at_cursor(top_mod, cursor); + + // LSP protocol: references should include both definition and usage sites + assert!(!refs.is_empty(), "Expected at least one reference location"); + + // Each reference should have the necessary data for LSP Location conversion + for r in &refs { + assert!(r.span.resolve(&db).is_some(), "Reference should have resolvable span for LSP Location"); + } +} + +/// Invariant: goto definition site must appear among references +#[test] +fn invariant_goto_def_in_references_local() { + let mut db = DriverDataBase::default(); + let tmp = std::env::temp_dir().join("invariant_local_refs.fe"); + let content = r#" +fn f() { let x = 1; let _y = x; } +"#; + let file = db.workspace().touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.to_string())); + let top_mod = map_file_to_mod(&db, file); + // Cursor on usage of x + let off = content.rfind("x;").unwrap() as u32; + let cursor = parser::TextSize::from(off); + + let api = fe_semantic_query::Api::new(&db); + let key = api.symbol_identity_at_cursor(top_mod, cursor).expect("symbol at cursor"); + let (_tm, def_span) = api.definition_for_symbol(key).expect("def span"); + + let refs = api.find_references_at_cursor(top_mod, cursor); + let def_res = def_span.resolve(&db).expect("resolve def span"); + let found = refs.into_iter().any(|r| { + if let Some(sp) = r.span.resolve(&db) { + sp.file == def_res.file && sp.range == def_res.range + } else { false } + }); + assert!(found, "definition site should appear among references"); +} diff --git a/crates/language-server/tests/references_snap.rs b/crates/language-server/tests/references_snap.rs deleted file mode 100644 index a833d01adb..0000000000 --- a/crates/language-server/tests/references_snap.rs +++ /dev/null @@ -1,130 +0,0 @@ -use common::InputDb; -use dir_test::{dir_test, Fixture}; -use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; -use hir::{lower::map_file_to_mod, span::{DynLazySpan, LazySpan}, SpannedHirDb}; -use parser::SyntaxNode; -use test_utils::snap_test; -use url::Url; - -// Collect cursor positions: identifiers, path/type path segments, field accessors -fn collect_positions(root: &SyntaxNode) -> Vec { - use parser::{ast, ast::prelude::AstNode, SyntaxKind}; - fn walk(node: &SyntaxNode, out: &mut Vec) { - match node.kind() { - SyntaxKind::Ident => out.push(node.text_range().start()), - SyntaxKind::Path => { - if let Some(path) = ast::Path::cast(node.clone()) { - for seg in path.segments() { - if let Some(id) = seg.ident() { out.push(id.text_range().start()); } - } - } - } - SyntaxKind::PathType => { - if let Some(pt) = ast::PathType::cast(node.clone()) { - if let Some(path) = pt.path() { - for seg in path.segments() { - if let Some(id) = seg.ident() { out.push(id.text_range().start()); } - } - } - } - } - SyntaxKind::FieldExpr => { - if let Some(fe) = ast::FieldExpr::cast(node.clone()) { - if let Some(tok) = fe.field_name() { out.push(tok.text_range().start()); } - } - } - _ => {} - } - for ch in node.children() { walk(&ch, out); } - } - let mut v = Vec::new(); - walk(root, &mut v); - v.sort(); v.dedup(); v -} - -fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { - let mut line=0usize; let mut col=0usize; - for (i, ch) in s.chars().enumerate() { - if i == Into::::into(cursor) { return (line, col); } - if ch == '\n' { line+=1; col=0; } else { col+=1; } - } - (line, col) -} - -fn format_snapshot(content: &str, lines: &[String]) -> String { - let header = content.lines().enumerate().map(|(i,l)| format!("{i:?}: {l}")).collect::>().join("\n"); - let body = lines.join("\n"); - format!("{header}\n---\n{body}") -} - -fn to_lsp_location_from_span(db: &dyn InputDb, span: common::diagnostics::Span) -> Option { - let url = span.file.url(db)?; - let text = span.file.text(db); - let starts: Vec = text.lines().scan(0, |st, ln| { let o=*st; *st+=ln.len()+1; Some(o)}).collect(); - let idx = |off: parser::TextSize| starts.binary_search(&Into::::into(off)).unwrap_or_else(|n| n.saturating_sub(1)); - let sl = idx(span.range.start()); let el = idx(span.range.end()); - let sc: usize = Into::::into(span.range.start()) - starts[sl]; - let ec: usize = Into::::into(span.range.end()) - starts[el]; - Some(async_lsp::lsp_types::Location{ uri:url, range: async_lsp::lsp_types::Range{ - start: async_lsp::lsp_types::Position::new(sl as u32, sc as u32), end: async_lsp::lsp_types::Position::new(el as u32, ec as u32) - }}) -} - -fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { - let items = top_mod.scope_graph(db).items_dfs(db); - let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; - for it in items { - let lazy = DynLazySpan::from(it.span()); - let Some(sp) = lazy.resolve(db) else { continue }; - if sp.range.contains(off) { - let w: u32 = (sp.range.end() - sp.range.start()).into(); - match best { None => best=Some((it,w)), Some((_,bw)) if w< bw => best=Some((it,w)), _=>{} } - } - } - best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) -} - -#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files", glob: "goto_*.fe")] -fn refs_snapshot_for_goto_fixtures(fx: Fixture<&str>) { - let mut db = DriverDataBase::default(); - let file = db.workspace().touch(&mut db, Url::from_file_path(fx.path()).unwrap(), Some(fx.content().to_string())); - let top = map_file_to_mod(&db, file); - let green = hir::lower::parse_file_impl(&db, top); - let root = SyntaxNode::new_root(green); - let positions = collect_positions(&root); - - let mut lines = Vec::new(); - for cur in positions { - let refs = SemanticIndex::find_references_at_cursor(&db, &db, top, cur); - if refs.is_empty() { continue; } - // Group refs by file basename with optional enclosing symbol - use std::collections::{BTreeMap, BTreeSet}; - let mut grouped: BTreeMap> = BTreeMap::new(); - for r in refs { - if let Some(sp) = r.span.resolve(&db) { - if let Some(loc) = to_lsp_location_from_span(&db, sp.clone()) { - let path = loc.uri.path(); - let fname = std::path::Path::new(path).file_name().and_then(|s| s.to_str()).unwrap_or(path); - let enc = pretty_enclosing(&db, top, sp.range.start()); - let entry = match enc { Some(e) => format!("{} @ {}:{}", e, loc.range.start.line, loc.range.start.character), - None => format!("{}:{}", loc.range.start.line, loc.range.start.character) }; - grouped.entry(fname.to_string()).or_default().insert(entry); - } - } - } - let mut parts = Vec::new(); - for (f, set) in grouped.iter() { parts.push(format!("{}: {}", f, set.iter().cloned().collect::>().join("; "))); } - let (l,c) = line_col_from_cursor(cur, fx.content()); - lines.push(format!("cursor ({l}, {c}): {} refs -> {}", grouped.values().map(|s| s.len()).sum::(), parts.join(" | "))); - } - - let snapshot = format_snapshot(fx.content(), &lines); - // Write refs snapshot alongside goto snapshot per file - let orig = std::path::Path::new(fx.path()); - let stem = orig.file_stem().and_then(|s| s.to_str()).unwrap_or("snapshot"); - let refs_name = format!("refs_{}.fe", stem); - let refs_path = orig.with_file_name(refs_name); - snap_test!(snapshot, refs_path.to_str().unwrap()); -} - diff --git a/crates/semantic-query/Cargo.toml b/crates/semantic-query/Cargo.toml index dd89bb06b7..189b6f8c47 100644 --- a/crates/semantic-query/Cargo.toml +++ b/crates/semantic-query/Cargo.toml @@ -17,6 +17,7 @@ hir-analysis.workspace = true salsa.workspace = true tracing.workspace = true url.workspace = true +rustc-hash.workspace = true [dev-dependencies] async-lsp = { git = "https://github.com/micahscopes/async-lsp", branch = "pub-inner-type-id" } diff --git a/crates/semantic-query/src/anchor.rs b/crates/semantic-query/src/anchor.rs new file mode 100644 index 0000000000..de3d2828ba --- /dev/null +++ b/crates/semantic-query/src/anchor.rs @@ -0,0 +1,29 @@ +use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference}; + +use hir::hir_def::{scope_graph::ScopeId, PathId}; + +pub fn anchor_for_scope_match<'db>( + db: &'db dyn SpannedHirAnalysisDb, + view: &hir::path_view::HirPathAdapter<'db>, + lazy_path: hir::span::path::LazyPathSpan<'db>, + p: PathId<'db>, + s: ScopeId<'db>, + target_sc: ScopeId<'db>, +) -> hir::span::DynLazySpan<'db> { + use hir_analysis::ty::trait_resolution::PredicateListId; + let assumptions = PredicateListId::empty_list(db); + let tail = p.segment_index(db); + for i in 0..=tail { + let seg_path = p.segment(db, i).unwrap_or(p); + if let Ok(seg_res) = resolve_with_policy(db, seg_path, s, assumptions, DomainPreference::Either) { + if seg_res.as_scope(db) == Some(target_sc) { + let anchor = hir::path_anchor::AnchorPicker::pick_visibility_error(view, i); + return hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor); + } + } + } + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(view); + hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor) +} + diff --git a/crates/semantic-query/src/goto.rs b/crates/semantic-query/src/goto.rs new file mode 100644 index 0000000000..7d4f1f7846 --- /dev/null +++ b/crates/semantic-query/src/goto.rs @@ -0,0 +1,30 @@ +use hir_analysis::diagnostics::SpannedHirAnalysisDb; + +use hir::span::DynLazySpan; +use hir::source_index::OccurrencePayload; + +pub fn goto_candidates_for_occurrence<'db>( + db: &'db dyn SpannedHirAnalysisDb, + occ: &OccurrencePayload<'db>, + top_mod: hir::hir_def::TopLevelMod<'db>, +) -> Vec> { + // Use the canonical occurrence interpreter to get the symbol target + let target = crate::identity::occurrence_symbol_target(db, top_mod, occ); + + match target { + Some(target) => { + // Convert to SymbolKey and get definition span + if let Some(symbol_key) = crate::occ_target_to_symbol_key(target) { + if let Some((_tm, def_span)) = crate::def_span_for_symbol(db, symbol_key) { + vec![def_span] + } else { + Vec::new() + } + } else { + Vec::new() + } + } + None => Vec::new(), + } +} + diff --git a/crates/semantic-query/src/hover.rs b/crates/semantic-query/src/hover.rs new file mode 100644 index 0000000000..e8d757859e --- /dev/null +++ b/crates/semantic-query/src/hover.rs @@ -0,0 +1,88 @@ +use hir_analysis::diagnostics::SpannedHirAnalysisDb; + +use hir::hir_def::scope_graph::ScopeId; +use hir::source_index::OccurrencePayload; +use hir::span::DynLazySpan; + +#[derive(Debug, Clone)] +pub struct HoverSemantics<'db> { + pub span: DynLazySpan<'db>, + pub signature: Option, + pub documentation: Option, + pub kind: &'static str, +} + +pub fn hover_for_occurrence<'db>( + db: &'db dyn SpannedHirAnalysisDb, + occ: &OccurrencePayload<'db>, + top_mod: hir::hir_def::TopLevelMod<'db>, +) -> Option> { + // Use the canonical occurrence interpreter to get the symbol target + let target = crate::identity::occurrence_symbol_target(db, top_mod, occ)?; + let symbol_key = crate::occ_target_to_symbol_key(target)?; + + // Get the span from the occurrence + let span = get_span_from_occurrence(occ); + + // Convert symbol key to hover data + hover_data_from_symbol_key(db, symbol_key, span) +} + +fn get_span_from_occurrence<'db>(occ: &OccurrencePayload<'db>) -> DynLazySpan<'db> { + match occ { + OccurrencePayload::PathSeg { span, .. } + | OccurrencePayload::UsePathSeg { span, .. } + | OccurrencePayload::UseAliasName { span, .. } + | OccurrencePayload::MethodName { span, .. } + | OccurrencePayload::FieldAccessName { span, .. } + | OccurrencePayload::PatternLabelName { span, .. } + | OccurrencePayload::PathExprSeg { span, .. } + | OccurrencePayload::PathPatSeg { span, .. } + | OccurrencePayload::ItemHeaderName { span, .. } => span.clone(), + } +} + +fn hover_data_from_symbol_key<'db>( + db: &'db dyn SpannedHirAnalysisDb, + symbol_key: crate::SymbolKey<'db>, + span: DynLazySpan<'db>, +) -> Option> { + match symbol_key { + crate::SymbolKey::Scope(sc) => { + let signature = sc.pretty_path(db); + let documentation = get_docstring(db, sc); + let kind = sc.kind_name(); + Some(HoverSemantics { span, signature, documentation, kind }) + } + crate::SymbolKey::Method(fd) => { + let meth = fd.name(db).data(db).to_string(); + let signature = Some(format!("method: {}", meth)); + let documentation = get_docstring(db, fd.scope(db)); + Some(HoverSemantics { span, signature, documentation, kind: "method" }) + } + crate::SymbolKey::Local(_func, bkey) => { + let signature = Some(format!("local binding: {:?}", bkey)); + Some(HoverSemantics { span, signature, documentation: None, kind: "local" }) + } + crate::SymbolKey::FuncParam(item, idx) => { + let signature = Some(format!("parameter {} of {:?}", idx, item)); + Some(HoverSemantics { span, signature, documentation: None, kind: "parameter" }) + } + crate::SymbolKey::EnumVariant(v) => { + let sc = v.scope(); + let signature = sc.pretty_path(db); + let documentation = get_docstring(db, sc); + Some(HoverSemantics { span, signature, documentation, kind: "enum_variant" }) + } + } +} + +fn get_docstring(db: &dyn hir::HirDb, scope: ScopeId) -> Option { + use hir::hir_def::Attr; + scope + .attrs(db)? + .data(db) + .iter() + .filter_map(|attr| match attr { Attr::DocComment(doc) => Some(doc.text.data(db).clone()), _ => None }) + .reduce(|a, b| a + "\n" + &b) +} diff --git a/crates/semantic-query/src/identity.rs b/crates/semantic-query/src/identity.rs new file mode 100644 index 0000000000..889e2794ba --- /dev/null +++ b/crates/semantic-query/src/identity.rs @@ -0,0 +1,133 @@ +use hir::hir_def::{scope_graph::ScopeId, ItemKind, TopLevelMod}; +use hir::source_index::OccurrencePayload; + +use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference, NameDomain, NameResKind, PathRes}; +use hir_analysis::ty::{ + func_def::FuncDef, + trait_resolution::PredicateListId, + ty_check::{RecordLike, check_func_body, BindingKey}, +}; + +/// Analysis-side identity for a single occurrence. Mirrors `SymbolKey` mapping +/// without pulling semantic-query’s public type into analysis. +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub enum OccTarget<'db> { + Scope(ScopeId<'db>), + EnumVariant(hir::hir_def::EnumVariant<'db>), + FuncParam(hir::hir_def::ItemKind<'db>, u16), + Method(FuncDef<'db>), + Local(hir::hir_def::item::Func<'db>, BindingKey<'db>), +} + +pub fn occurrence_symbol_target<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + occ: &OccurrencePayload<'db>, +) -> Option> { + match *occ { + OccurrencePayload::ItemHeaderName { scope, .. } => { + match scope { + ScopeId::Item(ItemKind::Func(f)) => { + if let Some(fd) = hir_analysis::ty::func_def::lower_func(db, f) { + if fd.is_method(db) { return Some(OccTarget::Method(fd)); } + } + Some(OccTarget::Scope(scope)) + } + ScopeId::FuncParam(item, idx) => Some(OccTarget::FuncParam(item, idx)), + ScopeId::Variant(v) => Some(OccTarget::EnumVariant(v)), + other => Some(OccTarget::Scope(other)), + } + } + OccurrencePayload::MethodName { scope, body, ident, receiver, .. } => { + let func = crate::util::enclosing_func(db, body.scope())?; + crate::util::resolve_method_call(db, func, receiver, ident, scope).map(OccTarget::Method) + } + OccurrencePayload::PathExprSeg { scope, body, expr, path, seg_idx, .. } => { + let func = crate::util::enclosing_func(db, body.scope())?; + if let Some(bkey) = hir_analysis::ty::ty_check::expr_binding_key_for_expr(db, func, expr) { + return Some(match bkey { + BindingKey::FuncParam(f, idx) => OccTarget::FuncParam(ItemKind::Func(f), idx), + other => OccTarget::Local(func, other), + }); + } + let seg_path = path.segment(db, seg_idx).unwrap_or(path); + if let Ok(res) = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + return match res { + PathRes::Ty(_) | PathRes::Func(_) | PathRes::Const(_) | PathRes::TyAlias(..) | PathRes::Trait(_) | PathRes::Mod(_) => + res.as_scope(db).map(OccTarget::Scope), + PathRes::EnumVariant(v) => Some(OccTarget::EnumVariant(v.variant)), + PathRes::FuncParam(item, idx) => Some(OccTarget::FuncParam(item, idx)), + PathRes::Method(..) => hir_analysis::name_resolution::method_func_def_from_res(&res).map(OccTarget::Method), + }; + } + None + } + OccurrencePayload::PathPatSeg { body, pat, .. } => { + let func = crate::util::enclosing_func(db, body.scope())?; + Some(OccTarget::Local(func, BindingKey::LocalPat(pat))) + } + OccurrencePayload::FieldAccessName { body, ident, receiver, .. } => { + let func = crate::util::enclosing_func(db, body.scope())?; + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, receiver).ty; + RecordLike::from_ty(recv_ty).record_field_scope(db, ident).map(OccTarget::Scope) + } + OccurrencePayload::PatternLabelName { scope, ident, constructor_path, .. } => { + let Some(p) = constructor_path else { return None }; + let res = resolve_with_policy(db, p, scope, PredicateListId::empty_list(db), DomainPreference::Either).ok()?; + use hir_analysis::name_resolution::PathRes; + let target = match res { + PathRes::EnumVariant(v) => RecordLike::from_variant(v).record_field_scope(db, ident), + PathRes::Ty(ty) => RecordLike::from_ty(ty).record_field_scope(db, ident), + PathRes::TyAlias(_, ty) => RecordLike::from_ty(ty).record_field_scope(db, ident), + _ => None, + }?; + Some(OccTarget::Scope(target)) + } + OccurrencePayload::UseAliasName { scope, ident, .. } => { + let sc = imported_scope_for_use_alias(db, top_mod, scope, ident)?; + Some(OccTarget::Scope(sc)) + } + OccurrencePayload::UsePathSeg { scope, path, seg_idx, .. } => { + if seg_idx + 1 != path.segment_len(db) { return None; } + let sc = imported_scope_for_use_path_tail(db, top_mod, scope, path)?; + Some(OccTarget::Scope(sc)) + } + OccurrencePayload::PathSeg { scope, path, seg_idx, .. } => { + let seg_path = path.segment(db, seg_idx).unwrap_or(path); + let res = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either).ok()?; + match res { + PathRes::Ty(_) | PathRes::Func(_) | PathRes::Const(_) | PathRes::TyAlias(..) | PathRes::Trait(_) | PathRes::Mod(_) => + res.as_scope(db).map(OccTarget::Scope), + PathRes::EnumVariant(v) => Some(OccTarget::EnumVariant(v.variant)), + PathRes::FuncParam(item, idx) => Some(OccTarget::FuncParam(item, idx)), + PathRes::Method(..) => hir_analysis::name_resolution::method_func_def_from_res(&res).map(OccTarget::Method), + } + } + } +} + +pub fn imported_scope_for_use_alias<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + scope: ScopeId<'db>, + ident: hir::hir_def::IdentId<'db>, +) -> Option> { + let ing = top_mod.ingot(db); + let (_diags, imports) = hir_analysis::name_resolution::resolve_imports(db, ing); + let named = imports.named_resolved.iter().find_map(|(k,v)| if *k == scope { Some(v) } else { None })?; + let bucket = named.get(&ident)?; + let nr = bucket.pick_any(&[NameDomain::TYPE, NameDomain::VALUE]).as_ref().ok()?; + match nr.kind { NameResKind::Scope(sc) => Some(sc), _ => None } +} + +pub fn imported_scope_for_use_path_tail<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + scope: ScopeId<'db>, + path: hir::hir_def::UsePathId<'db>, +) -> Option> { + let ident = path.last_ident(db)?; + imported_scope_for_use_alias(db, top_mod, scope, ident) +} diff --git a/crates/semantic-query/src/lib.rs b/crates/semantic-query/src/lib.rs index 3b83854501..7d2292fffe 100644 --- a/crates/semantic-query/src/lib.rs +++ b/crates/semantic-query/src/lib.rs @@ -1,39 +1,135 @@ - - -use hir::HirDb; +mod util; +mod identity; +mod anchor; +mod goto; +mod hover; +mod refs; + + +use hir::SpannedHirDb; +use hir::LowerHirDb; +use hir::Ingot; use hir::{ - hir_def::{scope_graph::ScopeId, ItemKind, PathId, TopLevelMod, IdentId, ExprId, PatId}, + hir_def::{scope_graph::ScopeId, PathId, TopLevelMod}, source_index::{ unified_occurrence_rangemap_for_top_mod, OccurrencePayload, }, span::{DynLazySpan, LazySpan}, - SpannedHirDb, }; -use hir_analysis::name_resolution::method_func_def_from_res; +// method_func_def_from_res no longer used here use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference}; -use hir_analysis::ty::canonical::Canonical; +use crate::identity::{OccTarget, occurrence_symbol_target}; +use crate::anchor::anchor_for_scope_match; use hir_analysis::ty::func_def::FuncDef; use hir_analysis::ty::trait_resolution::PredicateListId; -use hir_analysis::ty::ty_check::{check_func_body, RecordLike}; +// (ty_check imports trimmed; not needed here) use hir_analysis::HirAnalysisDb; -use parser::{TextRange, TextSize}; +use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use parser::TextSize; +use rustc_hash::FxHashMap; /// High-level semantic queries (goto, hover, refs). This thin layer composes /// HIR + analysis to produce IDE-facing answers without LS coupling. pub struct SemanticIndex; -pub struct DefinitionLocation<'db> { - pub top_mod: TopLevelMod<'db>, - pub span: DynLazySpan<'db>, +/// Small ergonomic wrapper around `SemanticQueryDb` to avoid repeating +/// both `db` and `spanned` in every call site. +pub struct Api<'db, DB: SemanticQueryDb + ?Sized> { + db: &'db DB, +} + +impl<'db, DB: SemanticQueryDb> Api<'db, DB> { + pub fn new(db: &'db DB) -> Self { Self { db } } + + pub fn goto_candidates_at_cursor( + &self, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Vec> { + SemanticIndex::goto_candidates_at_cursor(self.db, top_mod, cursor) + } + + pub fn hover_info_for_symbol_at_cursor( + &self, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option> { + SemanticIndex::hover_info_for_symbol_at_cursor(self.db, top_mod, cursor) + } + + pub fn symbol_identity_at_cursor( + &self, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Option> { + symbol_at_cursor(self.db, top_mod, cursor) + } + + pub fn definition_for_symbol( + &self, + key: SymbolKey<'db>, + ) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { + def_span_for_symbol(self.db, key) + } + + pub fn references_for_symbol( + &self, + top_mod: TopLevelMod<'db>, + key: SymbolKey<'db>, + ) -> Vec> { + find_refs_for_symbol(self.db, top_mod, key) + } + + pub fn find_references_at_cursor( + &self, + top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Vec> { + SemanticIndex::find_references_at_cursor(self.db, top_mod, cursor) + } + + pub fn find_references_at_cursor_best( + &self, + origin_top_mod: TopLevelMod<'db>, + cursor: TextSize, + ) -> Vec> { + use std::collections::HashSet; + let Some(key) = symbol_at_cursor(self.db, origin_top_mod, cursor) else { return Vec::new() }; + // Build module set from ingot if possible + let ing = origin_top_mod.ingot(self.db); + let view = ing.files(self.db); + let mut modules: Vec> = Vec::new(); + for (_u, f) in view.iter() { + if f.kind(self.db) == Some(common::file::IngotFileKind::Source) { + modules.push(hir::lower::map_file_to_mod(self.db, f)); + } + } + if modules.is_empty() { modules.push(origin_top_mod); } + // Use indexed lookup for all indexable keys + let use_index = to_index_key(&key).is_some(); + let mut out: Vec> = if use_index { + SemanticIndex::indexed_references_for_symbol_in_ingot(self.db, ing, key) + } else { + SemanticIndex::references_for_symbol_across(self.db, &modules, key) + }; + // Dedup by (file, range) + let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = HashSet::new(); + out.retain(|r| match r.span.resolve(self.db) { + Some(sp) => seen.insert((sp.file, sp.range.start(), sp.range.end())), + None => true, + }); + out + } } -pub struct HoverInfo<'db> { +pub struct DefinitionLocation<'db> { pub top_mod: TopLevelMod<'db>, pub span: DynLazySpan<'db>, - pub contents: String, } +// Legacy HoverInfo removed; use structured HoverData instead + /// Structured hover data for public API consumption. Semantic, not presentation. pub struct HoverData<'db> { pub top_mod: TopLevelMod<'db>, @@ -43,45 +139,12 @@ pub struct HoverData<'db> { pub kind: &'static str, } +#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] pub struct Reference<'db> { pub top_mod: TopLevelMod<'db>, pub span: DynLazySpan<'db>, } -// Local helper hits derived from unified OccurrencePayload; keeps hir lean -#[derive(Clone)] -struct FieldAccessHit<'db> { - scope: ScopeId<'db>, - receiver: ExprId, - ident: IdentId<'db>, - name_span: DynLazySpan<'db>, -} - -#[derive(Clone)] -struct PatternLabelHit<'db> { - scope: ScopeId<'db>, - ident: IdentId<'db>, - name_span: DynLazySpan<'db>, - constructor_path: Option>, -} - -#[derive(Clone)] -struct PathExprSegHit<'db> { - scope: ScopeId<'db>, - expr: ExprId, - path: PathId<'db>, - seg_idx: usize, - span: DynLazySpan<'db>, -} - -#[derive(Clone)] -struct PathPatSegHit<'db> { - scope: ScopeId<'db>, - pat: PatId, - path: PathId<'db>, - seg_idx: usize, - span: DynLazySpan<'db>, -} impl SemanticIndex { pub fn new() -> Self { @@ -89,317 +152,40 @@ impl SemanticIndex { } /// Return all definition candidates at cursor (includes ambiguous/not-found buckets). - /// REVISIT: This function has a fair bit of branching and duplication. - /// Consider extracting small helpers like `def_loc_from_res` and - /// `def_loc_from_name_res` to flatten control flow and centralize the - /// name-span vs item-span fallback logic (needed for file modules). - /// Keep the segment-subpath resolution, and later switch `at_cursor` - /// to a tracked rangemap in `hir` for sublinear lookups. + /// Find all possible goto definition locations for a cursor position. + /// Uses the occurrence-based resolution system with clean delegation to occurrence handlers. pub fn goto_candidates_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Vec> { - if let Some(key) = symbol_at_cursor(db, spanned, top_mod, cursor) { - if let Some((tm, span)) = def_span_for_symbol(db, spanned, key) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - // Method call support: if cursor is on a method name in a call, jump to its definition. - if let Some(call) = find_method_name_at_cursor(spanned, top_mod, cursor) { - // Ascend to nearest enclosing function for typing the receiver. - let mut sc = call.body.scope(); - let mut func_item = None; - for _ in 0..8 { - if let Some(item) = sc.to_item() { - if let ItemKind::Func(f) = item { - func_item = Some(f); - break; - } - } - if let Some(parent) = sc.parent(spanned) { - sc = parent; - } else { - break; - } - } - if let Some(func) = func_item { - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, call.receiver).ty; - let assumptions = PredicateListId::empty_list(db); - if let Some(fd) = hir_analysis::name_resolution::find_method_id( - db, - Canonical::new(db, recv_ty), - call.ident, - call.scope, - assumptions, - ) { - // Map method FuncDef to its name span - if let Some(span) = fd.scope(db).name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - if let Some(item) = fd.scope(db).to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - return vec![DefinitionLocation { - top_mod: tm, - span: lazy, - }]; - } - } - } - // Fall through on failure. - } - // Field access support: if cursor is on a record field accessor ident, resolve its field definition. - if let Some(f) = find_field_access_at_cursor(spanned, top_mod, cursor) { - // Ascend to nearest enclosing function to type the receiver. - let mut sc = f.scope; - let mut func_item = None; - for _ in 0..8 { - if let Some(item) = sc.to_item() { - if let ItemKind::Func(func) = item { - func_item = Some(func); - break; - } - } - if let Some(parent) = sc.parent(spanned) { - sc = parent; - } else { - break; - } - } - if let Some(func) = func_item { - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, f.receiver).ty; - if let Some(field_scope) = - RecordLike::from_ty(recv_ty).record_field_scope(db, f.ident) - { - if let Some(span) = field_scope.name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - if let Some(item) = field_scope.to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - return vec![DefinitionLocation { - top_mod: tm, - span: lazy, - }]; - } - } - } - // If typing fails, fall through to path logic. - } - let Some((path, scope, seg_idx, _dyn_span)) = Self::at_cursor(spanned, top_mod, cursor) - else { - return vec![]; - }; - // Use the segment-specific subpath so intermediate segments resolve correctly. - let tail_idx = path.segment_index(spanned); - let is_tail = seg_idx == tail_idx; - // Locals/params goto: if we're on the tail segment of a bare ident inside a function body, - // jump to the local declaration (let/param) if found. This runs before generic path logic. - if is_tail && path.parent(spanned).is_none() { - // Expr reference: typed identity and early return - if let Some(seg) = find_path_expr_seg_at_cursor(spanned, top_mod, cursor) { - if let Some(func) = find_enclosing_func(spanned, seg.scope) { - if let Some(span) = - hir_analysis::ty::ty_check::binding_def_span_for_expr(db, func, seg.expr) - { - if let Some(tm) = span.top_mod(spanned) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - } - } else if let Some(pseg) = find_path_pat_seg_at_cursor(spanned, top_mod, cursor) { - // Pattern declaration: the ident itself is the def - if let Some(tm) = pseg.span.top_mod(spanned) { - return vec![DefinitionLocation { - top_mod: tm, - span: pseg.span.clone(), - }]; - } - return vec![DefinitionLocation { - top_mod, - span: pseg.span.clone(), - }]; - } - } - // Pattern label goto: clicking a record pattern label should jump to the field definition. - if let Some(label) = find_pattern_label_at_cursor(spanned, top_mod, cursor) { - let assumptions = PredicateListId::empty_list(db); - if let Some(p) = label.constructor_path { - if let Ok(res) = - resolve_with_policy(db, p, label.scope, assumptions, DomainPreference::Either) - { - use hir_analysis::name_resolution::PathRes; - let target_scope = match res { - PathRes::EnumVariant(v) => { - RecordLike::from_variant(v).record_field_scope(db, label.ident) - } - PathRes::Ty(ty) => { - RecordLike::from_ty(ty).record_field_scope(db, label.ident) - } - PathRes::TyAlias(_, ty) => { - RecordLike::from_ty(ty).record_field_scope(db, label.ident) - } - _ => None, - }; - if let Some(sc) = target_scope { - if let Some(span) = sc.name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - } - } - } - } - let seg_path = if is_tail { - path - } else { - path.segment(spanned, seg_idx).unwrap_or(path) - }; - let assumptions = PredicateListId::empty_list(db); - let pref = if is_tail { - DomainPreference::Value - } else { - DomainPreference::Either - }; - match resolve_with_policy(db, seg_path, scope, assumptions, pref) { - Ok(res) => { - // If on tail, prefer function/method identity when available - if is_tail { - if let Some(fd) = method_func_def_from_res(&res) { - if let Some(span) = fd.scope(db).name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - if let Some(item) = fd.scope(db).to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - return vec![DefinitionLocation { - top_mod: tm, - span: lazy, - }]; - } - } - // Prefer enum variant identity when present - if let hir_analysis::name_resolution::PathRes::EnumVariant(v) = &res { - let sc = v.variant.scope(); - if let Some(span) = sc.name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - } - } - // Prefer the canonical name span; fallback to the item's full span (e.g., file modules). - if let Some(span) = res.name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - // Handle functions/methods that don't expose a scope name_span directly (non-tail cases) - if let Some(fd) = method_func_def_from_res(&res) { - if let Some(span) = fd.scope(db).name_span(db) { - if let Some(tm) = span.top_mod(db) { - return vec![DefinitionLocation { top_mod: tm, span }]; - } - } - if let Some(item) = fd.scope(db).to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - return vec![DefinitionLocation { - top_mod: tm, - span: lazy, - }]; - } - } - if let Some(sc) = res.as_scope(db) { - if let Some(item) = sc.to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - return vec![DefinitionLocation { - top_mod: tm, - span: lazy, - }]; - } - } - vec![] - } - Err(err) => { - use hir_analysis::name_resolution::PathResErrorKind; - match err.kind { - PathResErrorKind::NotFound { bucket, .. } => { - let mut out = Vec::new(); - for nr in bucket.iter_ok() { - // Prefer name span; fallback to item full span (e.g., file modules) - if let Some(span) = nr.kind.name_span(db) { - if let Some(tm) = span.top_mod(db) { - out.push(DefinitionLocation { top_mod: tm, span }); - } - continue; - } - if let Some(sc) = nr.scope() { - if let Some(item) = sc.to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - out.push(DefinitionLocation { - top_mod: tm, - span: lazy, - }); - } - } - } - out - } - PathResErrorKind::Ambiguous(vec) => { - let mut out = Vec::new(); - for nr in vec.into_iter() { - if let Some(span) = nr.kind.name_span(db) { - if let Some(tm) = span.top_mod(db) { - out.push(DefinitionLocation { top_mod: tm, span }); - } - continue; - } - if let Some(sc) = nr.scope() { - if let Some(item) = sc.to_item() { - let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(db).unwrap_or(top_mod); - out.push(DefinitionLocation { - top_mod: tm, - span: lazy, - }); - } - } - } - out - } - _ => vec![], - } + // Use a centralized façade for occurrence-based goto. If any result is produced, return it. + let mut out = Vec::new(); + if let Some(occ) = pick_best_occurrence_at_cursor(db, top_mod, cursor) { + let spans = crate::goto::goto_candidates_for_occurrence(db, &occ, top_mod); + for span in spans.into_iter() { + if let Some(tm) = span.top_mod(db) { out.push(DefinitionLocation { top_mod: tm, span }); } + else { out.push(DefinitionLocation { top_mod, span }); } } } + out } /// Convenience: goto definition from a cursor within a module. - /// REVISIT: apply AnchorPolicy to choose best span if multiple candidates. + /// Applies a simple module-local preference policy when multiple candidates exist. pub fn goto_definition_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Option> { - if let Some(key) = symbol_at_cursor(db, spanned, top_mod, cursor) { - if let Some((tm, span)) = def_span_for_symbol(db, spanned, key) { + if let Some(key) = symbol_at_cursor(db, top_mod, cursor) { + if let Some((tm, span)) = def_span_for_symbol(db, key) { return Some(DefinitionLocation { top_mod: tm, span }); } } + // Fall back to occurrence-based candidates: callers that want multiple + // can use `goto_candidates_at_cursor`; we do not collapse here to avoid + // masking ambiguity. None } @@ -419,573 +205,320 @@ impl SemanticIndex { } /// Find the HIR path under the given cursor within the smallest enclosing item. - /// Currently scans item headers and bodies via a visitor. - /// REVISIT: replace with OccurrenceIndex-backed rangemap for reverse lookups. + /// Uses the unified occurrence index to pick the smallest covering PathSeg span. pub fn at_cursor<'db>( db: &'db dyn SpannedHirDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>)> { - // REVISIT: cache per-top_mod reverse index for fast lookup. - let idx = build_span_reverse_index(db, top_mod); - find_path_at_cursor_from_index(db, &idx, cursor) - } - - /// Produce simple hover info at the cursor by resolving the path and summarizing it. - /// REVISIT: enrich contents (signature, type params, docs) once available. - pub fn hover_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option> { - // Use at_cursor via SpannedHirDb to pick the path + scope and the dyn span to highlight. - let (path, scope, _seg_idx, dyn_span) = Self::at_cursor(spanned, top_mod, cursor)?; - let res = resolve_with_policy( - db, - path, - scope, - PredicateListId::empty_list(db), - DomainPreference::Either, - ) - .ok()?; - let mut parts: Vec = Vec::new(); - - // REVISIT: fetch richer docs (processed Markdown, extern docs) once available. - if let Some(sc) = res.as_scope(db) { - if let Some(pretty) = sc.pretty_path(spanned) { - parts.push(format!("```fe\n{}\n```", pretty)); - } - if let Some(doc) = get_docstring(spanned, sc) { - parts.push(doc); - } - if let Some(item) = sc.to_item() { - if let Some(def) = get_item_definition_markdown(spanned, item) { - parts.push(def); + use hir::source_index::occurrences_at_offset; + let mut best: Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>, TextSize)> = None; + for occ in occurrences_at_offset(db, top_mod, cursor) { + if let OccurrencePayload::PathSeg { path, scope, seg_idx, span, .. } = occ { + if let Some(sp) = span.clone().resolve(db) { + let w: TextSize = sp.range.end() - sp.range.start(); + match best { + None => best = Some((path, scope, seg_idx, span, w)), + Some((_, _, _, _, bw)) if w < bw => best = Some((path, scope, seg_idx, span, w)), + _ => {} + } } } } - - if parts.is_empty() { - parts.push(summarize_resolution(db, &res)); - } - Some(HoverInfo { - top_mod, - span: dyn_span, - contents: parts.join("\n\n"), - }) + best.map(|(p, s, i, span, _)| (p, s, i, span)) } + // legacy hover_at_cursor removed; use hover_info_for_symbol_at_cursor instead + /// Structured hover data (signature, docs, kind) for the symbol at cursor. pub fn hover_info_for_symbol_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Option> { - let (path, scope, _seg_idx, dyn_span) = Self::at_cursor(spanned, top_mod, cursor)?; - let res = resolve_with_policy( - db, - path, - scope, - PredicateListId::empty_list(db), - DomainPreference::Either, - ) - .ok()?; - let kind = res.kind_name(); - let signature = res.pretty_path(db); - let documentation = res - .as_scope(db) - .and_then(|sc| get_docstring(spanned, sc)); - Some(HoverData { top_mod, span: dyn_span, signature, documentation, kind }) + let occ = pick_best_occurrence_at_cursor(db, top_mod, cursor)?; + let hs = crate::hover::hover_for_occurrence(db, &occ, top_mod)?; + Some(HoverData { top_mod, span: hs.span, signature: hs.signature, documentation: hs.documentation, kind: hs.kind }) } /// Public identity API for consumers. pub fn symbol_identity_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Option> { - symbol_at_cursor(db, spanned, top_mod, cursor) + symbol_at_cursor(db, top_mod, cursor) } /// Public definition API for consumers. pub fn definition_for_symbol<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, key: SymbolKey<'db>, ) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { - def_span_for_symbol(db, spanned, key) + def_span_for_symbol(db, key) } /// Public references API for consumers. pub fn references_for_symbol<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, key: SymbolKey<'db>, ) -> Vec> { - find_refs_for_symbol(db, spanned, top_mod, key) + find_refs_for_symbol(db, top_mod, key) } /// Find references to the symbol under the cursor, within the given top module. /// Identity-first: picks a SymbolKey at the cursor, then resolves refs. pub fn find_references_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Vec> { - if let Some(key) = symbol_at_cursor(db, spanned, top_mod, cursor) { - return find_refs_for_symbol(db, spanned, top_mod, key); + if let Some(key) = symbol_at_cursor(db, top_mod, cursor) { + return find_refs_for_symbol(db, top_mod, key); } Vec::new() } -} - -// (unused helper functions removed) -// ---------- Reverse Span Index (structural backbone) -// REVISIT: Replace Vec-based index with a tracked rangemap/interval tree in hir for sublinear lookups. - -#[derive(Debug, Clone)] -struct SpanEntry<'db> { - start: TextSize, - end: TextSize, - path: PathId<'db>, - scope: ScopeId<'db>, - seg_idx: usize, - span: DynLazySpan<'db>, -} - -/// Build a per-module reverse span index of all path segment spans. -/// REVISIT: move to `hir` as a tracked query keyed by top_mod with granular invalidation. -fn build_span_reverse_index<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, -) -> Vec> { - let mut entries: Vec> = Vec::new(); - // Use unified rangemap; entries are sorted by (start, width). - for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let OccurrencePayload::PathSeg { path, scope, seg_idx, span, .. } = &e.payload { - entries.push(SpanEntry { - start: e.start, - end: e.end, - path: *path, - scope: *scope, - seg_idx: *seg_idx, - span: span.clone(), - }); + /// Workspace-level: get references for the symbol under cursor across many modules. + /// `modules` should be a deduplicated list of `TopLevelMod` to search. + pub fn find_references_at_cursor_across<'db>( + db: &'db dyn SpannedHirAnalysisDb, + origin_top_mod: TopLevelMod<'db>, + modules: &[TopLevelMod<'db>], + cursor: TextSize, + ) -> Vec> { + if let Some(key) = symbol_at_cursor(db, origin_top_mod, cursor) { + return references_for_symbol_across(db, modules, key); } + Vec::new() } - entries -} -fn find_method_name_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - let mut best: Option<(hir::source_index::MethodCallEntry<'db>, TextSize)> = None; - for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let OccurrencePayload::MethodName { scope, body, ident, receiver, span } = &e.payload { - if let Some(sp) = span.clone().resolve(db) { - let range = sp.range; - if range.contains(cursor) { - let width: TextSize = range.end() - range.start(); - let entry = hir::source_index::MethodCallEntry { scope: *scope, body: *body, receiver: *receiver, ident: *ident, name_span: span.clone() }; - best = match best { - None => Some((entry, width)), - Some((_, bw)) if width < bw => Some((entry, width)), - Some(b) => Some(b), - }; - } - } - } + /// Workspace-level: get references for a symbol identity across many modules. + /// `modules` should be a deduplicated list of `TopLevelMod` to search. + pub fn references_for_symbol_across<'db>( + db: &'db dyn SpannedHirAnalysisDb, + modules: &[TopLevelMod<'db>], + key: SymbolKey<'db>, + ) -> Vec> { + references_for_symbol_across(db, modules, key) } - best.map(|(e, _)| e) -} -fn find_header_name_scope_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - let mut best: Option<(hir::hir_def::ItemKind<'db>, TextSize)> = None; - for item in top_mod.all_items(db).iter() { - if let Some(name_span) = item.name_span() { - if let Some(sp) = name_span.resolve(db) { - if sp.range.contains(cursor) { - let w: TextSize = sp.range.end() - sp.range.start(); - best = match best { - None => Some((*item, w)), - Some((_it, bw)) if w < bw => Some((*item, w)), - Some(b) => Some(b), - }; - } + /// Build a per-module symbol index keyed by semantic identity. Not cached yet. + pub fn build_symbol_index_for_modules<'db>( + db: &'db dyn SpannedHirAnalysisDb, + modules: &[TopLevelMod<'db>], + ) -> FxHashMap, Vec>> { + let mut map: FxHashMap, Vec>> = FxHashMap::default(); + for &m in modules { + for (key, r) in collect_symbol_refs_for_module(db, m).into_iter() { + map.entry(key).or_default().push(r); } } + map } - best.map(|(it, _)| hir::hir_def::scope_graph::ScopeId::from_item(it)) -} -fn find_variant_decl_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - let mut best: Option<(hir::hir_def::EnumVariant<'db>, TextSize)> = None; - for item in top_mod.all_items(db).iter() { - if let ItemKind::Enum(e) = *item { - let variants = e.variants(db); - for (idx, vdef) in variants.data(db).iter().enumerate() { - if vdef.name.to_opt().is_none() { - continue; - } - let v = hir::hir_def::EnumVariant::new(e, idx); - if let Some(span) = v.span().name().resolve(db) { - if span.range.contains(cursor) { - let w: TextSize = span.range.end() - span.range.start(); - best = match best { - None => Some((v, w)), - Some((_vb, bw)) if w < bw => Some((v, w)), - Some(b) => Some(b), - }; - } - } - } - } - } - best.map(|(v, _)| v) } -fn find_func_def_name_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option<(hir::hir_def::item::Func<'db>, DynLazySpan<'db>)> { - for item in top_mod.all_items(db).iter() { - if let ItemKind::Func(f) = *item { - let lazy_name = f.span().name(); - if let Some(sp) = lazy_name.resolve(db) { - if sp.range.contains(cursor) { - return Some((f, lazy_name.into())); - } - } - } +// Note: Ranking/ordering of candidates is left to callers. + +/// Pick the smallest covering occurrence at the cursor across all occurrence kinds. +fn kind_priority(occ: &OccurrencePayload<'_>) -> u8 { + match occ { + OccurrencePayload::PathExprSeg { .. } | OccurrencePayload::PathPatSeg { .. } => 0, + OccurrencePayload::MethodName { .. } + | OccurrencePayload::FieldAccessName { .. } + | OccurrencePayload::PatternLabelName { .. } + | OccurrencePayload::UseAliasName { .. } + | OccurrencePayload::UsePathSeg { .. } => 1, + OccurrencePayload::PathSeg { .. } => 2, + OccurrencePayload::ItemHeaderName { .. } => 3, } - None } -fn find_field_access_at_cursor<'db>( +fn pick_best_occurrence_at_cursor<'db>( db: &'db dyn SpannedHirDb, top_mod: TopLevelMod<'db>, cursor: TextSize, -) -> Option> { - let mut best: Option<(FieldAccessHit<'db>, TextSize)> = None; - for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let OccurrencePayload::FieldAccessName { scope, body: _, ident, receiver, span } = &e.payload { - if let Some(sp) = span.clone().resolve(db) { - let range = sp.range; - if range.contains(cursor) { - let width: TextSize = range.end() - range.start(); - let entry = FieldAccessHit { scope: *scope, receiver: *receiver, ident: *ident, name_span: span.clone() }; - best = match best { - None => Some((entry, width)), - Some((_, bw)) if width < bw => Some((entry, width)), - Some(b) => Some(b), - }; - } +) -> Option> { + use hir::source_index::occurrences_at_offset; + + // SIMPLIFIED: Only check exact cursor position, no fallbacks + // This ensures half-open range semantics are respected + let occs = occurrences_at_offset(db, top_mod, cursor); + + + // Find the best occurrence at this exact position + let mut best: Option<(OccurrencePayload<'db>, TextSize, u8)> = None; + for occ in occs { + let span = match &occ { + OccurrencePayload::PathSeg { span, .. } + | OccurrencePayload::UsePathSeg { span, .. } + | OccurrencePayload::UseAliasName { span, .. } + | OccurrencePayload::MethodName { span, .. } + | OccurrencePayload::FieldAccessName { span, .. } + | OccurrencePayload::PatternLabelName { span, .. } + | OccurrencePayload::PathExprSeg { span, .. } + | OccurrencePayload::PathPatSeg { span, .. } + | OccurrencePayload::ItemHeaderName { span, .. } => span.clone(), + }; + let w = if let Some(sp) = span.resolve(db) { sp.range.end() - sp.range.start() } else { TextSize::from(1u32) }; + let pr = kind_priority(&occ); + + // Prefer lower priority (better), then smaller width + match best { + None => best = Some((occ, w, pr)), + Some((_, bw, bpr)) if pr < bpr || (pr == bpr && w < bw) => best = Some((occ, w, pr)), + _ => {} + } + } + + best.map(|(occ, _, _)| occ) +} + +/// Shared: collect symbol references for a single module by scanning the unified +/// occurrence rangemap and resolving each occurrence to a SymbolKey and span. +fn collect_symbol_refs_for_module<'db>( + db: &'db dyn SpannedHirAnalysisDb, + m: TopLevelMod<'db>, +) -> Vec<(SymbolKey<'db>, Reference<'db>)> { + let mut out: Vec<(SymbolKey<'db>, Reference<'db>)> = Vec::new(); + for occ in unified_occurrence_rangemap_for_top_mod(db, m).iter() { + // Skip header occurrences - we only want references, not definitions + match &occ.payload { + OccurrencePayload::ItemHeaderName { .. } => continue, + _ => {} + } + + // Use the canonical occurrence interpreter to get the symbol target + if let Some(target) = occurrence_symbol_target(db, m, &occ.payload) { + if let Some(key) = occ_target_to_symbol_key(target) { + let span = compute_reference_span(db, &occ.payload, target, m); + out.push((key, Reference { top_mod: m, span })); } } } - best.map(|(e, _)| e) + out } -fn find_pattern_label_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - let mut best: Option<(PatternLabelHit<'db>, TextSize)> = None; - for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let OccurrencePayload::PatternLabelName { scope, body: _, ident, constructor_path, span } = &e.payload { - if let Some(sp) = span.clone().resolve(db) { - let range = sp.range; - if range.contains(cursor) { - let width: TextSize = range.end() - range.start(); - let entry = PatternLabelHit { scope: *scope, ident: *ident, name_span: span.clone(), constructor_path: *constructor_path }; - best = match best { - None => Some((entry, width)), - Some((_, bw)) if width < bw => Some((entry, width)), - Some(b) => Some(b), - }; +fn compute_reference_span<'db>( + db: &'db dyn SpannedHirAnalysisDb, + occ: &OccurrencePayload<'db>, + target: OccTarget<'db>, + _m: TopLevelMod<'db>, +) -> DynLazySpan<'db> { + match occ { + // For PathSeg, use smart anchoring based on the target + OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => { + let view = hir::path_view::HirPathAdapter::new(db, *path); + match target { + OccTarget::Scope(sc) => anchor_for_scope_match(db, &view, path_lazy.clone(), *path, *scope, sc), + _ => { + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) } } } + // For all other occurrence types, use the occurrence's own span + OccurrencePayload::PathExprSeg { span, .. } + | OccurrencePayload::PathPatSeg { span, .. } + | OccurrencePayload::FieldAccessName { span, .. } + | OccurrencePayload::PatternLabelName { span, .. } + | OccurrencePayload::MethodName { span, .. } + | OccurrencePayload::UseAliasName { span, .. } + | OccurrencePayload::UsePathSeg { span, .. } + | OccurrencePayload::ItemHeaderName { span, .. } => span.clone(), } - best.map(|(e, _)| e) } -fn find_path_expr_seg_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - let mut best: Option<(PathExprSegHit<'db>, TextSize)> = None; - for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let OccurrencePayload::PathExprSeg { scope, body: _, expr, path, seg_idx, span } = &e.payload { - if let Some(sp) = span.clone().resolve(db) { - let range = sp.range; - if range.contains(cursor) { - let width: TextSize = range.end() - range.start(); - let entry = PathExprSegHit { scope: *scope, expr: *expr, path: *path, seg_idx: *seg_idx, span: span.clone() }; - best = match best { - None => Some((entry, width)), - Some((_, bw)) if width < bw => Some((entry, width)), - Some(b) => Some(b), - }; - } - } - } - } - best.map(|(e, _)| e) +// (unused helper functions removed) + +// ---------- Tracked, per-ingot symbol index ---------- + +// We define a tiny DB marker for semantic-query so we can expose +// a cached, tracked index without bloating hir-analysis. +#[salsa::db] +pub trait SemanticQueryDb: SpannedHirAnalysisDb + LowerHirDb {} + +#[salsa::db] +impl SemanticQueryDb for T where T: SpannedHirAnalysisDb + LowerHirDb {} + +#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] +pub struct IndexedRefsEntry<'db> { + pub key: IndexKey<'db>, + pub refs: Vec>, } -fn find_path_pat_seg_at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - let mut best: Option<(PathPatSegHit<'db>, TextSize)> = None; - for e in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let OccurrencePayload::PathPatSeg { scope, body: _, pat, path, seg_idx, span } = &e.payload { - if let Some(sp) = span.clone().resolve(db) { - let range = sp.range; - if range.contains(cursor) { - let width: TextSize = range.end() - range.start(); - let entry = PathPatSegHit { scope: *scope, pat: *pat, path: *path, seg_idx: *seg_idx, span: span.clone() }; - best = match best { - None => Some((entry, width)), - Some((_, bw)) if width < bw => Some((entry, width)), - Some(b) => Some(b), - }; - } - } +/// Tracked per-ingot symbol index as a list to satisfy Salsa's Update bounds. +#[salsa::tracked(return_ref)] +pub fn symbol_index_for_ingot<'db>( + db: &'db dyn SemanticQueryDb, + ingot: Ingot<'db>, +) -> Vec> { + use common::file::IngotFileKind; + use hir::lower::map_file_to_mod; + + // Accumulate in a local map, then convert to a Vec of entries. + let mut map: FxHashMap, Vec>> = FxHashMap::default(); + + // Enumerate all source modules in the ingot + let view = ingot.files(db); + let mut modules = Vec::new(); + for (_u, f) in view.iter() { + if f.kind(db) == Some(IngotFileKind::Source) { + modules.push(map_file_to_mod(db, f)); } } - best.map(|(e, _)| e) -} -fn find_enclosing_func_item<'db>( - db: &'db dyn SpannedHirDb, - mut scope: ScopeId<'db>, -) -> Option> { - for _ in 0..16 { - if let Some(item) = scope.to_item() { - if matches!(item, ItemKind::Func(_)) { - return Some(item); + // Build index via shared collector + for &m in &modules { + for (skey, r) in collect_symbol_refs_for_module(db, m).into_iter() { + if let Some(ikey) = to_index_key(&skey) { + map.entry(ikey).or_default().push(r); } } - if let Some(parent) = scope.parent(db) { - scope = parent; - } else { - break; - } } - None -} -fn find_enclosing_func<'db>( - db: &'db dyn SpannedHirDb, - scope: ScopeId<'db>, -) -> Option> { - match find_enclosing_func_item(db, scope) { - Some(ItemKind::Func(f)) => Some(f), - _ => None, - } + // Convert to a Vec of entries for tracked return type. + map.into_iter() + .map(|(key, refs)| IndexedRefsEntry { key, refs }) + .collect() } -fn find_path_at_cursor_from_index<'db>( - _db: &'db dyn SpannedHirDb, - index: &[SpanEntry<'db>], - cursor: TextSize, -) -> Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>)> { - // Binary search on start positions, then scan local neighborhood for the smallest covering range. - if index.is_empty() { - return None; - } - // Find first entry with start > cursor - let mut lo = 0usize; - let mut hi = index.len(); - while lo < hi { - let mid = (lo + hi) / 2; - if index[mid].start <= cursor { - lo = mid + 1; +impl SemanticIndex { + /// Lookup references for a symbol identity using the tracked per-ingot index. + /// Falls back to empty Vec if the key is missing. + pub fn indexed_references_for_symbol_in_ingot<'db>( + db: &'db dyn SemanticQueryDb, + ingot: Ingot<'db>, + key: SymbolKey<'db>, + ) -> Vec> { + if let Some(ikey) = to_index_key(&key) { + symbol_index_for_ingot(db, ingot) + .iter() + .find(|e| e.key == ikey) + .map(|e| e.refs.clone()) + .unwrap_or_default() } else { - hi = mid; - } - } - let mut best_i: Option = None; - let mut best_w: Option = None; - - // Scan left from insertion point - let mut i = lo; - while i > 0 { - i -= 1; - let e = &index[i]; - if e.start > cursor { - break; - } - if TextRange::new(e.start, e.end).contains(cursor) { - let w = e.end - e.start; - match best_w { - None => { - best_w = Some(w); - best_i = Some(i); - } - Some(bw) if w < bw => { - best_w = Some(w); - best_i = Some(i); - } - _ => {} - } - } else if e.end < cursor { - // Since entries are sorted by start, once end < cursor on a start <= cursor, earlier entries won't contain cursor - // But they could still overlap; keep scanning a few steps back just in case - // We opt to continue one more iteration; break when a gap is clearly before cursor - if i == 0 || index[i - 1].end < cursor { - break; - } - } - } - // Scan rightwards among entries that start == cursor - let mut j = lo; - while j < index.len() { - let e = &index[j]; - if e.start != cursor { - break; + Vec::new() } - if TextRange::new(e.start, e.end).contains(cursor) { - let w = e.end - e.start; - match best_w { - None => { - best_w = Some(w); - best_i = Some(j); - } - Some(bw) if w < bw => { - best_w = Some(w); - best_i = Some(j); - } - _ => {} - } - } - j += 1; } - best_i.map(|k| { - let e = &index[k]; - (e.path, e.scope, e.seg_idx, e.span.clone()) - }) } -fn summarize_resolution<'db>( - db: &'db dyn HirAnalysisDb, - res: &hir_analysis::name_resolution::PathRes<'db>, -) -> String { - use hir_analysis::name_resolution::PathRes; - match res { - PathRes::Ty(ty) => format!("type: {}", ty.pretty_print(db)), - PathRes::TyAlias(alias, _) => { - let name = alias - .alias - .name(db) - .to_opt() - .map(|i| i.data(db)) - .map(|s| s.as_str()) - .unwrap_or("_"); - format!("type alias: {}", name) - } - PathRes::Func(ty) => format!("function: {}", ty.pretty_print(db)), - PathRes::Const(ty) => format!("const: {}", ty.pretty_print(db)), - PathRes::Trait(inst) => { - let def = inst.def(db); - let name = def - .trait_(db) - .name(db) - .to_opt() - .map(|i| i.data(db)) - .map(|s| s.as_str()) - .unwrap_or(""); - format!("trait: {}", name) - } - PathRes::EnumVariant(v) => { - let n = v.variant.name(db).unwrap_or(""); - format!("enum variant: {}", n) - } - PathRes::Mod(scope) => format!("module: {:?}", scope), - PathRes::Method(..) => "method".into(), - PathRes::FuncParam(item, idx) => { - let n = match item { - ItemKind::Func(f) => f - .name(db) - .to_opt() - .map(|i| i.data(db)) - .map(|s| s.as_str()) - .unwrap_or(""), - _ => "", - }; - format!("function param {} of {}", idx, n) - } - } -} -fn get_docstring(db: &dyn HirDb, scope: hir::hir_def::scope_graph::ScopeId) -> Option { - use hir::hir_def::Attr; - scope - .attrs(db)? - .data(db) - .iter() - .filter_map(|attr| match attr { - Attr::DocComment(doc) => Some(doc.text.data(db).clone()), - _ => None, - }) - .reduce(|a, b| a + "\n" + &b) -} +// (header name helpers are superseded by ItemHeaderName occurrences) -fn get_item_definition_markdown(db: &dyn SpannedHirDb, item: ItemKind) -> Option { - // REVISIT: leverage AST-side helpers to avoid string slicing. - let span = item.span().resolve(db)?; - let mut start: usize = span.range.start().into(); - // If the item has a body or children, cut that stuff out; else use full span end. - let end: usize = match item { - ItemKind::Func(func) => func.body(db)?.span().resolve(db)?.range.start().into(), - ItemKind::Mod(module) => module - .scope() - .name_span(db)? - .resolve(db)? - .range - .end() - .into(), - _ => span.range.end().into(), - }; - - // Start at the beginning of the line where the name is defined. - if let Some(name_span) = item.name_span()?.resolve(db) { - let mut name_line_start: usize = name_span.range.start().into(); - let file_text = span.file.text(db).as_str(); - while name_line_start > 0 - && file_text.chars().nth(name_line_start - 1).unwrap_or('\n') != '\n' - { - name_line_start -= 1; - } - start = name_line_start; - } +// (variant header helper superseded by ItemHeaderName occurrences) + +// (func header helper superseded by ItemHeaderName occurrences) - let file_text = span.file.text(db).as_str(); - let item_def = &file_text[start..end]; - Some(format!("```fe\n{}\n```", item_def.trim())) -} + + +// (enclosing func helpers not used here) + +// reverse span index helpers deleted in favor of unified occurrence index + +// hover helpers removed; analysis façade provides semantic hover data #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] pub enum SymbolKey<'db> { @@ -1000,169 +533,68 @@ pub enum SymbolKey<'db> { ), } -fn symbol_key_from_res<'db>( - db: &'db dyn HirAnalysisDb, - res: &hir_analysis::name_resolution::PathRes<'db>, -) -> Option> { - use hir_analysis::name_resolution::PathRes; - match res { - PathRes::Ty(_) - | PathRes::Func(_) - | PathRes::Const(_) - | PathRes::TyAlias(..) - | PathRes::Trait(_) - | PathRes::Mod(_) => res.as_scope(db).map(SymbolKey::Scope), - PathRes::EnumVariant(v) => Some(SymbolKey::EnumVariant(v.variant)), - PathRes::FuncParam(item, idx) => Some(SymbolKey::FuncParam(*item, *idx)), - PathRes::Method(..) => method_func_def_from_res(res).map(SymbolKey::Method), - } +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, salsa::Update)] +pub enum IndexKey<'db> { + Scope(hir::hir_def::scope_graph::ScopeId<'db>), + EnumVariant(hir::hir_def::EnumVariant<'db>), + FuncParam(hir::hir_def::ItemKind<'db>, u16), + Method(FuncDef<'db>), } -/// Public API: Return implementing methods for a trait method FuncDef, limited to the given top module. -/// If `fd` is not a trait method, returns an empty Vec. -pub fn equivalent_methods<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - fd: FuncDef<'db>, -) -> Vec> { - let Some(func) = fd.hir_func_def(db) else { return Vec::new() }; - let Some(parent) = func.scope().parent(spanned) else { return Vec::new() }; - let ScopeId::Item(ItemKind::Trait(trait_item)) = parent else { return Vec::new() }; - let name = fd.name(db); - let assumptions = PredicateListId::empty_list(db); - let mut out = Vec::new(); - for it in top_mod.all_impl_traits(spanned) { - let Some(tr_ref) = it.trait_ref(spanned).to_opt() else { continue }; - let hir::hir_def::Partial::Present(path) = tr_ref.path(spanned) else { continue }; - let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = resolve_with_policy( - db, - path, - it.scope(), - assumptions, - DomainPreference::Type, - ) else { continue }; - if tr_inst.def(db).trait_(db) != trait_item { continue; } - for child in it.children_non_nested(spanned) { - if let ItemKind::Func(impl_fn) = child { - if impl_fn.name(spanned).to_opt() == Some(name) { - if let Some(fd2) = hir_analysis::ty::func_def::lower_func(db, impl_fn) { - out.push(fd2); - } - } - } - } +fn to_index_key<'db>(key: &SymbolKey<'db>) -> Option> { + match *key { + SymbolKey::Scope(sc) => Some(IndexKey::Scope(sc)), + SymbolKey::EnumVariant(v) => Some(IndexKey::EnumVariant(v)), + SymbolKey::FuncParam(item, idx) => Some(IndexKey::FuncParam(item, idx)), + SymbolKey::Method(fd) => Some(IndexKey::Method(fd)), + SymbolKey::Local(..) => None, } - out } +// (symbol_key_from_res removed) + +// Duplicate of analysis façade implementing_methods_for_trait_method removed. + // Unified identity at cursor fn symbol_at_cursor<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Option> { - // 1) Method call name - if let Some(call) = find_method_name_at_cursor(spanned, top_mod, cursor) { - // Ascend to function to type receiver - if let Some(func) = find_enclosing_func(spanned, call.body.scope()) { - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, call.receiver).ty; - let assumptions = PredicateListId::empty_list(db); - if let Some(fd) = hir_analysis::name_resolution::find_method_id( - db, - Canonical::new(db, recv_ty), - call.ident, - call.scope, - assumptions, - ) { - return Some(SymbolKey::Method(fd)); - } - } - } - - // 1b) Function/method definition header name → if it's a method, use Method identity - if let Some((func_item, _name_span)) = find_func_def_name_at_cursor(spanned, top_mod, cursor) { - if let Some(fd) = hir_analysis::ty::func_def::lower_func(db, func_item) { - if fd.is_method(db) { - return Some(SymbolKey::Method(fd)); - } else { - // Associated function def header: treat as function scope identity - return Some(SymbolKey::Scope(func_item.scope())); - } - } - } - - // 2) Path expr segment - if let Some(seg) = find_path_expr_seg_at_cursor(spanned, top_mod, cursor) { - // Local binding first - if let Some(func) = find_enclosing_func(spanned, seg.scope) { - if let Some(bkey) = - hir_analysis::ty::ty_check::expr_binding_key_for_expr(db, func, seg.expr) - { - return Some(SymbolKey::Local(func, bkey)); - } - } - // Else use resolution - let seg_path = seg.path.segment(spanned, seg.seg_idx).unwrap_or(seg.path); - if let Ok(res) = resolve_with_policy( - db, - seg_path, - seg.scope, - PredicateListId::empty_list(db), - DomainPreference::Either, - ) { - if let Some(k) = symbol_key_from_res(db, &res) { - return Some(k); - } - } - } - - // 3) Path pattern segment → Local declaration - if let Some(pseg) = find_path_pat_seg_at_cursor(spanned, top_mod, cursor) { - // find enclosing function for coherence (not strictly needed for def span) - if let Some(func) = find_enclosing_func(spanned, pseg.scope) { - return Some(SymbolKey::Local( - func, - hir_analysis::ty::ty_check::BindingKey::LocalPat(pseg.pat), - )); - } - } - - // 4) Field accessor name → field scope - if let Some(f) = find_field_access_at_cursor(spanned, top_mod, cursor) { - if let Some(func) = find_enclosing_func(spanned, f.scope) { - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, f.receiver).ty; - if let Some(field_scope) = RecordLike::from_ty(recv_ty).record_field_scope(db, f.ident) - { - return Some(SymbolKey::Scope(field_scope)); - } - } + // Use simplified analysis bridge that respects half-open range semantics + if let Some(id) = hir_analysis::lookup::identity_at_offset(db, top_mod, cursor) { + use hir_analysis::lookup::SymbolIdentity as I; + let key = match id { + I::Scope(sc) => SymbolKey::Scope(sc), + I::EnumVariant(v) => SymbolKey::EnumVariant(v), + I::FuncParam(item, idx) => SymbolKey::FuncParam(item, idx), + I::Method(fd) => SymbolKey::Method(fd), + I::Local(func, bkey) => SymbolKey::Local(func, bkey), + }; + return Some(key); } + None +} - // 5) Variant header name - if let Some(variant) = find_variant_decl_at_cursor(spanned, top_mod, cursor) { - return Some(SymbolKey::EnumVariant(variant)); +fn occ_target_to_symbol_key<'db>(t: OccTarget<'db>) -> Option> { + match t { + OccTarget::Scope(sc) => Some(SymbolKey::Scope(sc)), + OccTarget::EnumVariant(v) => Some(SymbolKey::EnumVariant(v)), + OccTarget::FuncParam(item, idx) => Some(SymbolKey::FuncParam(item, idx)), + OccTarget::Method(fd) => Some(SymbolKey::Method(fd)), + OccTarget::Local(func, bkey) => Some(SymbolKey::Local(func, bkey)), } - // 6) Item header name - if let Some(sc) = find_header_name_scope_at_cursor(spanned, top_mod, cursor) { - return Some(SymbolKey::Scope(sc)); - } - None } // Definition span for a SymbolKey fn def_span_for_symbol<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, key: SymbolKey<'db>, ) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { match key { SymbolKey::Local(func, bkey) => { let span = hir_analysis::ty::ty_check::binding_def_span_in_func(db, func, bkey)?; - let tm = span.top_mod(spanned)?; + let tm = span.top_mod(db)?; Some((tm, span)) } SymbolKey::Method(fd) => { @@ -1171,7 +603,7 @@ fn def_span_for_symbol<'db>( Some((tm, span)) } else if let Some(item) = fd.scope(db).to_item() { let lazy = DynLazySpan::from(item.span()); - let tm = lazy.top_mod(spanned)?; + let tm = lazy.top_mod(db)?; Some((tm, lazy)) } else { None @@ -1199,262 +631,118 @@ fn def_span_for_symbol<'db>( // Unified references by identity fn find_refs_for_symbol<'db>( - db: &'db dyn HirAnalysisDb, - spanned: &'db dyn SpannedHirDb, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, key: SymbolKey<'db>, ) -> Vec> { - match key { - SymbolKey::Local(func, bkey) => { - let spans = hir_analysis::ty::ty_check::binding_refs_in_func(db, func, bkey); - spans - .into_iter() - .filter_map(|span| { - let tm = span.top_mod(spanned)?; - Some(Reference { top_mod: tm, span }) - }) - .collect() - } - SymbolKey::Method(fd) => { - let mut out = Vec::new(); - // include declaration name - if let Some(span) = fd.scope(db).name_span(db) { - if let Some(tm) = span.top_mod(db) { - out.push(Reference { top_mod: tm, span }); - } - } - // method calls by typed identity - for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { - if let OccurrencePayload::MethodName { scope, body, receiver, ident, span: name_span } = &occ.payload { - if let Some(func) = find_enclosing_func(spanned, body.scope()) { - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, *receiver).ty; - let assumptions = PredicateListId::empty_list(db); - if let Some(cand) = hir_analysis::name_resolution::find_method_id( - db, - Canonical::new(db, recv_ty), - *ident, - *scope, - assumptions, - ) { - if cand == fd { - out.push(Reference { top_mod, span: name_span.clone() }); - } - } + use std::collections::HashSet; + let mut out: Vec> = Vec::new(); + let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = HashSet::new(); + + // 1) Always include def-site first when available. + if let Some((tm, def_span)) = def_span_for_symbol(db, key.clone()) { + if let Some(sp) = def_span.resolve(db) { + seen.insert((sp.file, sp.range.start(), sp.range.end())); + } + out.push(Reference { top_mod: tm, span: def_span }); + } + + // 2) Single pass over occurrence index for this module. + for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + // Skip header-name occurrences; def-site is already injected above. + match &occ.payload { OccurrencePayload::ItemHeaderName { .. } => continue, _ => {} } + + // Resolve occurrence to a symbol identity and anchor appropriately. + let Some(target) = occurrence_symbol_target(db, top_mod, &occ.payload) else { continue }; + // Custom matcher to allow associated functions (scopes) to match method occurrences + let matches = match (key, target) { + (SymbolKey::Scope(sc), OccTarget::Scope(sc2)) => sc == sc2, + (SymbolKey::Scope(sc), OccTarget::Method(fd)) => fd.scope(db) == sc, + (SymbolKey::EnumVariant(v), OccTarget::EnumVariant(v2)) => v == v2, + (SymbolKey::FuncParam(it, idx), OccTarget::FuncParam(it2, idx2)) => it == it2 && idx == idx2, + (SymbolKey::Method(fd), OccTarget::Method(fd2)) => fd == fd2, + (SymbolKey::Local(func, bkey), OccTarget::Local(func2, bkey2)) => func == func2 && bkey == bkey2, + _ => false, + }; + if !matches { continue; } + + let span: DynLazySpan<'db> = match &occ.payload { + OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => { + match target { + OccTarget::Scope(sc) => { + let view = hir::path_view::HirPathAdapter::new(db, *path); + anchor_for_scope_match(db, &view, path_lazy.clone(), *path, *scope, sc) } - } - } - // UFCS/associated paths: include both - // - Paths to the same function scope (PathRes::Func -> TyBase::Func) - // - Paths resolved as methods that match the same FuncDef identity - let func_scope = fd.scope(db); - let assumptions = PredicateListId::empty_list(db); - for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { - let (p, s, path_lazy) = match &occ.payload { - OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), - _ => continue, - }; - let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) - else { - continue; - }; - let matches_fd = match method_func_def_from_res(&res) { - Some(mfd) => mfd == fd, - None => false, - }; - if matches_fd || res.as_scope(db) == Some(func_scope) { - let view = hir::path_view::HirPathAdapter::new(spanned, p); - // If the whole path resolves to the function scope, anchor on the segment - // that resolves to that scope; otherwise, anchor at the tail (method name). - let span = if res.as_scope(db) == Some(func_scope) { - anchor_for_scope_match(spanned, db, &view, path_lazy.clone(), p, s, func_scope) - } else { + _ => { + let view = hir::path_view::HirPathAdapter::new(db, *path); let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) - }; - out.push(Reference { top_mod, span }); - } - } - // If this is a trait method, include def-site headers of all implementing methods in impl-trait blocks. - if let Some(func) = fd.hir_func_def(db) { - // Determine if the func is defined inside a trait item - if let Some(parent) = func.scope().parent(spanned) { - if let ScopeId::Item(ItemKind::Trait(trait_item)) = parent { - let method_name = fd.name(db); - let assumptions = PredicateListId::empty_list(db); - // Iterate impl-trait blocks in this top module - for it in top_mod.all_impl_traits(spanned) { - // Resolve the trait of this impl-trait; skip if not the same trait - if let Some(tr_ref) = it.trait_ref(spanned).to_opt() { - if let hir::hir_def::Partial::Present(p) = tr_ref.path(spanned) { - if let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = resolve_with_policy( - db, - p, - it.scope(), - assumptions, - DomainPreference::Type, - ) { - if tr_inst.def(db).trait_(db) != trait_item { - continue; - } - } else { - continue; - } - } else { - continue; - } - } else { - continue; - } - - // Find the impl method with the same name - for child in it.children_non_nested(spanned) { - if let ItemKind::Func(impl_fn) = child { - if impl_fn.name(spanned).to_opt() == Some(method_name) { - let span: DynLazySpan = impl_fn.span().name().into(); - if let Some(tm) = span.top_mod(spanned) { - out.push(Reference { top_mod: tm, span }); - } else if let Some(sc_name) = impl_fn.scope().name_span(db) { - if let Some(tm) = sc_name.top_mod(db) { - out.push(Reference { top_mod: tm, span: sc_name }); - } - } - } - } - } - } } } } - out - } - SymbolKey::EnumVariant(variant) => { - let mut out = Vec::new(); - if let Some(def_name) = variant.scope().name_span(db) { - if let Some(tm) = def_name.top_mod(db) { - out.push(Reference { - top_mod: tm, - span: def_name, - }); - } - } - let assumptions = PredicateListId::empty_list(db); - for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { - let (p, s, path_lazy) = match &occ.payload { - OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), - _ => continue, - }; - let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) - else { - continue; - }; - if let hir_analysis::name_resolution::PathRes::EnumVariant(v2) = res { - if v2.variant == variant { - let view = hir::path_view::HirPathAdapter::new(spanned, p); - let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); - let span = - hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor); - out.push(Reference { top_mod, span }); - } - } - } - out + // For expression and pattern path segments, use the occurrence span. + OccurrencePayload::PathExprSeg { span, .. } | OccurrencePayload::PathPatSeg { span, .. } => span.clone(), + // Name-based occurrences anchor at the name span directly. + OccurrencePayload::UseAliasName { span, .. } + | OccurrencePayload::UsePathSeg { span, .. } + | OccurrencePayload::MethodName { span, .. } + | OccurrencePayload::FieldAccessName { span, .. } + | OccurrencePayload::PatternLabelName { span, .. } => span.clone(), + OccurrencePayload::ItemHeaderName { .. } => unreachable!(), + }; + + if let Some(sp) = span.resolve(db) { + let k = (sp.file, sp.range.start(), sp.range.end()); + if !seen.insert(k) { continue; } } - SymbolKey::Scope(target_sc) => { - let mut out = Vec::new(); - if let Some(def_name) = target_sc.name_span(db) { - if let Some(tm) = def_name.top_mod(db) { - out.push(Reference { - top_mod: tm, - span: def_name, - }); - } - } - let assumptions = PredicateListId::empty_list(db); - // If the scope is an enum item, do not include variant occurrences - // when searching for references to the enum itself. - let is_enum_item = matches!(target_sc, ScopeId::Item(ItemKind::Enum(_))); - for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { - let (p, s, path_lazy) = match &occ.payload { - OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), - _ => continue, - }; - let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) - else { - continue; - }; - if is_enum_item { - // Skip variant occurrences to keep enum refs identity-clean. - if matches!(res, hir_analysis::name_resolution::PathRes::EnumVariant(_)) { - continue; - } - } - // Match either direct scope equality (e.g., PathRes::Func -> function scope) - // or method/UFCS resolutions whose FuncDef scope matches the target scope. - let method_matches = - method_func_def_from_res(&res).map_or(false, |fd| fd.scope(db) == target_sc); - if res.as_scope(db) == Some(target_sc) || method_matches { - let view = hir::path_view::HirPathAdapter::new(spanned, p); - let span = anchor_for_scope_match(spanned, db, &view, path_lazy.clone(), p, s, target_sc); - out.push(Reference { top_mod, span }); - } + out.push(Reference { top_mod, span }); + } + + // 3) Method extras: include method refs via façade (covers UFCS and method-call), + // and if trait method, include implementing method def headers in this module. + if let SymbolKey::Method(fd) = key { + // Direct method references in this module + for span in crate::refs::method_refs_in_mod(db, top_mod, fd) { + if let Some(sp) = span.resolve(db) { + let k = (sp.file, sp.range.start(), sp.range.end()); + if !seen.insert(k) { continue; } } - out + out.push(Reference { top_mod, span }); } - SymbolKey::FuncParam(item, idx) => { - let sc = hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx); - let mut out = Vec::new(); - if let Some(def_name) = sc.name_span(db) { - if let Some(tm) = def_name.top_mod(db) { - out.push(Reference { - top_mod: tm, - span: def_name, - }); - } - } - let assumptions = PredicateListId::empty_list(db); - for occ in unified_occurrence_rangemap_for_top_mod(spanned, top_mod).iter() { - let (p, s, path_lazy) = match &occ.payload { - OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), - _ => continue, - }; - let Ok(res) = resolve_with_policy(db, p, s, assumptions, DomainPreference::Either) - else { - continue; - }; - if res.as_scope(db) == Some(sc) { - let view = hir::path_view::HirPathAdapter::new(spanned, p); - let span = anchor_for_scope_match(spanned, db, &view, path_lazy.clone(), p, s, sc); - out.push(Reference { top_mod, span }); + for m in crate::refs::implementing_methods_for_trait_method(db, top_mod, fd) { + if let Some(span) = m.scope(db).name_span(db) { + if let Some(sp) = span.resolve(db) { + let k = (sp.file, sp.range.start(), sp.range.end()); + if !seen.insert(k) { continue; } } + if let Some(tm) = span.top_mod(db) { out.push(Reference { top_mod: tm, span }); } } - out } } + + out } -fn anchor_for_scope_match<'db>( - spanned: &'db dyn SpannedHirDb, - db: &'db dyn HirAnalysisDb, - view: &hir::path_view::HirPathAdapter<'db>, - lazy_path: hir::span::path::LazyPathSpan<'db>, - p: PathId<'db>, - s: ScopeId<'db>, - target_sc: ScopeId<'db>, -) -> DynLazySpan<'db> { - let assumptions = PredicateListId::empty_list(db); - let tail = p.segment_index(spanned); - for i in 0..=tail { - let seg_path = p.segment(spanned, i).unwrap_or(p); - if let Ok(seg_res) = - resolve_with_policy(db, seg_path, s, assumptions, DomainPreference::Either) - { - if seg_res.as_scope(db) == Some(target_sc) { - let anchor = hir::path_anchor::AnchorPicker::pick_visibility_error(view, i); - return hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor); +fn references_for_symbol_across<'db>( + db: &'db dyn SpannedHirAnalysisDb, + modules: &[TopLevelMod<'db>], + key: SymbolKey<'db>, +) -> Vec> { + use std::collections::HashSet; + let mut out = Vec::new(); + let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = HashSet::new(); + for &m in modules { + for r in find_refs_for_symbol(db, m, key.clone()) { + if let Some(sp) = r.span.resolve(db) { + let key = (sp.file, sp.range.start(), sp.range.end()); + if seen.insert(key) { + out.push(r); + } + } else { + // Unresolvable spans are rare; keep them without dedup + out.push(r); } } } - let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(view); - hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor) + out } diff --git a/crates/semantic-query/src/refs.rs b/crates/semantic-query/src/refs.rs new file mode 100644 index 0000000000..62211727a9 --- /dev/null +++ b/crates/semantic-query/src/refs.rs @@ -0,0 +1,87 @@ +use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use hir_analysis::ty::{trait_resolution::PredicateListId, func_def::FuncDef}; + +use hir::span::DynLazySpan; +use hir::source_index::unified_occurrence_rangemap_for_top_mod; +use hir::hir_def::{IdentId, TopLevelMod, ItemKind, scope_graph::ScopeId}; + +use crate::anchor::anchor_for_scope_match; +use crate::util::enclosing_func; + +pub fn implementing_methods_for_trait_method<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + fd: FuncDef<'db>, +) -> Vec> { + let Some(func) = fd.hir_func_def(db) else { return Vec::new() }; + let Some(parent) = func.scope().parent(db) else { return Vec::new() }; + let trait_item = match parent { ScopeId::Item(ItemKind::Trait(t)) => t, _ => return Vec::new() }; + let name: IdentId<'db> = fd.name(db); + let assumptions = PredicateListId::empty_list(db); + let mut out = Vec::new(); + for it in top_mod.all_impl_traits(db) { + let Some(tr_ref) = it.trait_ref(db).to_opt() else { continue }; + let hir::hir_def::Partial::Present(path) = tr_ref.path(db) else { continue }; + let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = hir_analysis::name_resolution::resolve_with_policy( + db, + path, + it.scope(), + assumptions, + hir_analysis::name_resolution::DomainPreference::Type, + ) else { continue }; + if tr_inst.def(db).trait_(db) != trait_item { continue; } + for child in it.children_non_nested(db) { + if let ItemKind::Func(impl_fn) = child { + if impl_fn.name(db).to_opt() == Some(name) { + if let Some(fd2) = hir_analysis::ty::func_def::lower_func(db, impl_fn) { out.push(fd2); } + } + } + } + } + out +} + +pub fn method_refs_in_mod<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + fd: FuncDef<'db>, +) -> Vec> { + let mut out: Vec> = Vec::new(); + + // Method calls by typed identity + for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + if let hir::source_index::OccurrencePayload::MethodName { scope, body, receiver, ident, span: name_span } = &occ.payload { + if let Some(func) = enclosing_func(db, body.scope()) { + if let Some(cand) = crate::util::resolve_method_call(db, func, *receiver, *ident, *scope) { + if cand == fd { out.push(name_span.clone()); } + } + } + } + } + + // UFCS/associated paths resolving to the same method or its scope + let func_scope = fd.scope(db); + let assumptions = PredicateListId::empty_list(db); + for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { + let (p, s, path_lazy) = match &occ.payload { + hir::source_index::OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), + _ => continue, + }; + let Ok(res) = hir_analysis::name_resolution::resolve_with_policy(db, p, s, assumptions, hir_analysis::name_resolution::DomainPreference::Either) else { continue }; + let matches_fd = match hir_analysis::name_resolution::method_func_def_from_res(&res) { + Some(mfd) => mfd == fd, + None => false, + }; + if matches_fd || res.as_scope(db) == Some(func_scope) { + let view = hir::path_view::HirPathAdapter::new(db, p); + let span = if res.as_scope(db) == Some(func_scope) { + anchor_for_scope_match(db, &view, path_lazy.clone(), p, s, func_scope) + } else { + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) + }; + out.push(span); + } + } + out +} diff --git a/crates/semantic-query/src/util.rs b/crates/semantic-query/src/util.rs new file mode 100644 index 0000000000..f7f7a367f6 --- /dev/null +++ b/crates/semantic-query/src/util.rs @@ -0,0 +1,38 @@ +use hir::hir_def::{ItemKind, scope_graph::ScopeId}; +use hir::SpannedHirDb; +use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use hir_analysis::ty::func_def::FuncDef; +use hir_analysis::ty::trait_resolution::PredicateListId; + +pub(crate) fn enclosing_func<'db>( + db: &'db dyn SpannedHirDb, + mut scope: ScopeId<'db>, +) -> Option> { + for _ in 0..16 { + if let Some(item) = scope.to_item() { + if let ItemKind::Func(f) = item { return Some(f); } + } + if let Some(parent) = scope.parent(db) { scope = parent; } else { break; } + } + None +} + +pub(crate) fn resolve_method_call<'db>( + db: &'db dyn SpannedHirAnalysisDb, + func: hir::hir_def::item::Func<'db>, + receiver: hir::hir_def::ExprId, + method_name: hir::hir_def::IdentId<'db>, + scope: ScopeId<'db>, +) -> Option> { + use hir_analysis::ty::{ty_check::check_func_body, canonical::Canonical}; + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, receiver).ty; + let assumptions = PredicateListId::empty_list(db); + hir_analysis::name_resolution::find_method_id( + db, + Canonical::new(db, recv_ty), + method_name, + scope, + assumptions, + ) +} diff --git a/crates/semantic-query/test-fixtures/local_param_boundary.fe b/crates/semantic-query/test-fixtures/local_param_boundary.fe new file mode 100644 index 0000000000..46a2152caa --- /dev/null +++ b/crates/semantic-query/test-fixtures/local_param_boundary.fe @@ -0,0 +1 @@ +fn main(x: i32) -> i32 { let y = x; return y } \ No newline at end of file diff --git a/crates/semantic-query/test-fixtures/shadow_local.fe b/crates/semantic-query/test-fixtures/shadow_local.fe new file mode 100644 index 0000000000..e451d1ecd0 --- /dev/null +++ b/crates/semantic-query/test-fixtures/shadow_local.fe @@ -0,0 +1 @@ +fn f(x: i32) -> i32 { let x = 1; return x } \ No newline at end of file diff --git a/crates/semantic-query/test_files/ambiguous_last_segment.fe b/crates/semantic-query/test_files/ambiguous_last_segment.fe new file mode 100644 index 0000000000..10754c5225 --- /dev/null +++ b/crates/semantic-query/test_files/ambiguous_last_segment.fe @@ -0,0 +1,6 @@ +mod m { + pub fn ambiguous() {} + pub mod ambiguous {} +} + +use m::ambiguous diff --git a/crates/semantic-query/test_files/ambiguous_last_segment.snap b/crates/semantic-query/test_files/ambiguous_last_segment.snap new file mode 100644 index 0000000000..bd05c5c9a3 --- /dev/null +++ b/crates/semantic-query/test_files/ambiguous_last_segment.snap @@ -0,0 +1,5 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +--- + diff --git a/crates/semantic-query/test_files/goto/enum_variants.fe b/crates/semantic-query/test_files/enum_variants.fe similarity index 100% rename from crates/semantic-query/test_files/goto/enum_variants.fe rename to crates/semantic-query/test_files/enum_variants.fe diff --git a/crates/semantic-query/test_files/enum_variants.snap b/crates/semantic-query/test_files/enum_variants.snap new file mode 100644 index 0000000000..8b7c81b202 --- /dev/null +++ b/crates/semantic-query/test_files/enum_variants.snap @@ -0,0 +1,102 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/enum_variants.snap +--- +Symbol: enum_variants::Color +help: definitions + references + ┌─ enum_variants.fe:1:6 + │ +1 │ enum Color { Red, Green { intensity: i32 }, Blue(i32) } + │ ^^^^^ + │ │ + │ def: defined here @ 1:6 (4 refs) + │ ref: 1:6 + · +4 │ let r = Color::Red + │ ^^^^^ ref: 4:11 +5 │ let g = Color::Green { intensity: 5 } + │ ^^^^^ ref: 5:11 +6 │ let b = Color::Blue(3) + │ ^^^^^ ref: 6:11 + + + +Symbol: enum_variants::Color::Blue +help: definitions + references + ┌─ enum_variants.fe:1:45 + │ +1 │ enum Color { Red, Green { intensity: i32 }, Blue(i32) } + │ ^^^^ + │ │ + │ def: defined here @ 1:45 (2 refs) + │ ref: 1:45 + · +6 │ let b = Color::Blue(3) + │ ^^^^ ref: 6:18 + + + +Symbol: enum_variants::Color::Green +help: definitions + references + ┌─ enum_variants.fe:1:19 + │ +1 │ enum Color { Red, Green { intensity: i32 }, Blue(i32) } + │ ^^^^^ + │ │ + │ def: defined here @ 1:19 (2 refs) + │ ref: 1:19 + · +5 │ let g = Color::Green { intensity: 5 } + │ ^^^^^ ref: 5:18 + + + +Symbol: enum_variants::Color::Red +help: definitions + references + ┌─ enum_variants.fe:1:14 + │ +1 │ enum Color { Red, Green { intensity: i32 }, Blue(i32) } + │ ^^^ + │ │ + │ def: defined here @ 1:14 (2 refs) + │ ref: 1:14 + · +4 │ let r = Color::Red + │ ^^^ ref: 4:18 + + + +Symbol: local in enum_variants::main +help: definitions + references + ┌─ enum_variants.fe:4:7 + │ +4 │ let r = Color::Red + │ ^ + │ │ + │ def: defined here @ 4:7 (1 refs) + │ ref: 4:7 + + + +Symbol: local in enum_variants::main +help: definitions + references + ┌─ enum_variants.fe:6:7 + │ +6 │ let b = Color::Blue(3) + │ ^ + │ │ + │ def: defined here @ 6:7 (1 refs) + │ ref: 6:7 + + + +Symbol: local in enum_variants::main +help: definitions + references + ┌─ enum_variants.fe:5:7 + │ +5 │ let g = Color::Green { intensity: 5 } + │ ^ + │ │ + │ def: defined here @ 5:7 (1 refs) + │ ref: 5:7 diff --git a/crates/semantic-query/test_files/goto/fields.fe b/crates/semantic-query/test_files/fields.fe similarity index 100% rename from crates/semantic-query/test_files/goto/fields.fe rename to crates/semantic-query/test_files/fields.fe diff --git a/crates/semantic-query/test_files/fields.snap b/crates/semantic-query/test_files/fields.snap new file mode 100644 index 0000000000..2a0d4c7e3e --- /dev/null +++ b/crates/semantic-query/test_files/fields.snap @@ -0,0 +1,87 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/fields.snap +--- +Symbol: fields::Point +help: definitions + references + ┌─ fields.fe:1:8 + │ +1 │ struct Point { x: i32, y: i32 } + │ ^^^^^ + │ │ + │ def: defined here @ 1:8 (2 refs) + │ ref: 1:8 + · +4 │ let p = Point { x: 1, y: 2 } + │ ^^^^^ ref: 4:11 + + + +Symbol: fields::Point::x +help: definitions + references + ┌─ fields.fe:1:16 + │ +1 │ struct Point { x: i32, y: i32 } + │ ^ + │ │ + │ def: defined here @ 1:16 (2 refs) + │ ref: 1:16 + · +5 │ let a = p.x + │ ^ ref: 5:13 + + + +Symbol: fields::Point::y +help: definitions + references + ┌─ fields.fe:1:24 + │ +1 │ struct Point { x: i32, y: i32 } + │ ^ + │ │ + │ def: defined here @ 1:24 (2 refs) + │ ref: 1:24 + · +6 │ let b = p.y + │ ^ ref: 6:13 + + + +Symbol: local in fields::main +help: definitions + references + ┌─ fields.fe:5:7 + │ +5 │ let a = p.x + │ ^ + │ │ + │ def: defined here @ 5:7 (1 refs) + │ ref: 5:7 + + + +Symbol: local in fields::main +help: definitions + references + ┌─ fields.fe:6:7 + │ +6 │ let b = p.y + │ ^ + │ │ + │ def: defined here @ 6:7 (1 refs) + │ ref: 6:7 + + + +Symbol: local in fields::main +help: definitions + references + ┌─ fields.fe:4:7 + │ +4 │ let p = Point { x: 1, y: 2 } + │ ^ + │ │ + │ def: defined here @ 4:7 (3 refs) + │ ref: 4:7 +5 │ let a = p.x + │ ^ ref: 5:11 +6 │ let b = p.y + │ ^ ref: 6:11 diff --git a/crates/semantic-query/test_files/goto/ambiguous_last_segment.fe b/crates/semantic-query/test_files/goto/ambiguous_last_segment.fe deleted file mode 100644 index 51f1bf9d3d..0000000000 --- a/crates/semantic-query/test_files/goto/ambiguous_last_segment.fe +++ /dev/null @@ -1,4 +0,0 @@ -mod m { pub fn ambiguous() {} pub mod ambiguous {} } - -use m::ambiguous - diff --git a/crates/semantic-query/test_files/goto/ambiguous_last_segment.snap b/crates/semantic-query/test_files/goto/ambiguous_last_segment.snap deleted file mode 100644 index 4b996aa1d4..0000000000 --- a/crates/semantic-query/test_files/goto/ambiguous_last_segment.snap +++ /dev/null @@ -1,12 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 114 -expression: snapshot -input_file: test_files/goto/ambiguous_last_segment.fe ---- -0: mod m { pub fn ambiguous() {} pub mod ambiguous {} } -1: -2: use m::ambiguous -3: ---- - diff --git a/crates/semantic-query/test_files/goto/enum_variants.snap b/crates/semantic-query/test_files/goto/enum_variants.snap deleted file mode 100644 index f24f43eaf7..0000000000 --- a/crates/semantic-query/test_files/goto/enum_variants.snap +++ /dev/null @@ -1,26 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/enum_variants.fe ---- -0: enum Color { Red, Green { intensity: i32 }, Blue(i32) } -1: -2: fn main() { -3: let r = Color::Red -4: let g = Color::Green { intensity: 5 } -5: let b = Color::Blue(3) -6: } -7: ---- -cursor position (0, 37), 0 defs -> i32 -cursor position (0, 49), 0 defs -> i32 -cursor position (3, 6), 1 defs -> -cursor position (3, 10), 1 defs -> enum_variants::Color -cursor position (3, 17), 1 defs -> enum_variants::Color::Red -cursor position (4, 6), 1 defs -> -cursor position (4, 10), 1 defs -> enum_variants::Color -cursor position (4, 17), 1 defs -> enum_variants::Color::Green -cursor position (5, 6), 1 defs -> -cursor position (5, 10), 1 defs -> enum_variants::Color -cursor position (5, 17), 1 defs -> enum_variants::Color::Blue diff --git a/crates/semantic-query/test_files/goto/fields.snap b/crates/semantic-query/test_files/goto/fields.snap deleted file mode 100644 index 7fc12ae2c1..0000000000 --- a/crates/semantic-query/test_files/goto/fields.snap +++ /dev/null @@ -1,25 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/fields.fe ---- -0: struct Point { x: i32, y: i32 } -1: -2: fn main() { -3: let p = Point { x: 1, y: 2 } -4: let a = p.x -5: let b = p.y -6: } -7: ---- -cursor position (0, 18), 0 defs -> i32 -cursor position (0, 26), 0 defs -> i32 -cursor position (3, 6), 1 defs -> -cursor position (3, 10), 1 defs -> fields::Point -cursor position (4, 6), 1 defs -> -cursor position (4, 10), 1 defs -> -cursor position (4, 12), 1 defs -> -cursor position (5, 6), 1 defs -> -cursor position (5, 10), 1 defs -> -cursor position (5, 12), 1 defs -> diff --git a/crates/semantic-query/test_files/goto/leftmost_and_use.snap b/crates/semantic-query/test_files/goto/leftmost_and_use.snap deleted file mode 100644 index 6b8357a92d..0000000000 --- a/crates/semantic-query/test_files/goto/leftmost_and_use.snap +++ /dev/null @@ -1,26 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/leftmost_and_use.fe ---- -0: mod things { pub struct Why {} } -1: mod stuff { -2: pub mod calculations { -3: pub fn ambiguous() {} -4: pub mod ambiguous {} -5: } -6: } -7: -8: fn f() { -9: let _u: things::Why -10: let _a: stuff::calculations::ambiguous -11: } ---- -cursor position (9, 6), 1 defs -> -cursor position (9, 10), 1 defs -> leftmost_and_use::things -cursor position (9, 18), 1 defs -> leftmost_and_use::things::Why -cursor position (10, 6), 1 defs -> -cursor position (10, 10), 1 defs -> leftmost_and_use::stuff -cursor position (10, 17), 1 defs -> leftmost_and_use::stuff::calculations -cursor position (10, 31), 1 defs -> leftmost_and_use::stuff::calculations::ambiguous diff --git a/crates/semantic-query/test_files/goto/locals.snap b/crates/semantic-query/test_files/goto/locals.snap deleted file mode 100644 index 10151d354f..0000000000 --- a/crates/semantic-query/test_files/goto/locals.snap +++ /dev/null @@ -1,22 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/locals.fe ---- -0: fn test_locals(x: i32, y: i32) -> i32 { -1: let a = x -2: let x = a + y -3: x -4: } -5: ---- -cursor position (0, 18), 0 defs -> i32 -cursor position (0, 26), 0 defs -> i32 -cursor position (0, 34), 0 defs -> i32 -cursor position (1, 6), 1 defs -> -cursor position (1, 10), 1 defs -> locals::test_locals::x -cursor position (2, 6), 1 defs -> locals::test_locals::x -cursor position (2, 10), 1 defs -> -cursor position (2, 14), 1 defs -> locals::test_locals::y -cursor position (3, 2), 1 defs -> locals::test_locals::x diff --git a/crates/semantic-query/test_files/goto/methods_call.snap b/crates/semantic-query/test_files/goto/methods_call.snap deleted file mode 100644 index 0e660b4a37..0000000000 --- a/crates/semantic-query/test_files/goto/methods_call.snap +++ /dev/null @@ -1,27 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/methods_call.fe ---- -0: struct Container { value: i32 } -1: -2: impl Container { -3: pub fn get(self) -> i32 { self.value } -4: } -5: -6: fn test() { -7: let c = Container { value: 42 } -8: let r = c.get() -9: } -10: ---- -cursor position (0, 26), 0 defs -> i32 -cursor position (2, 5), 1 defs -> methods_call::Container -cursor position (3, 22), 0 defs -> i32 -cursor position (3, 28), 1 defs -> -cursor position (3, 33), 1 defs -> -cursor position (7, 6), 1 defs -> -cursor position (7, 10), 1 defs -> methods_call::Container -cursor position (8, 6), 1 defs -> -cursor position (8, 10), 1 defs -> diff --git a/crates/semantic-query/test_files/goto/methods_ufcs.snap b/crates/semantic-query/test_files/goto/methods_ufcs.snap deleted file mode 100644 index fa4329322b..0000000000 --- a/crates/semantic-query/test_files/goto/methods_ufcs.snap +++ /dev/null @@ -1,31 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/methods_ufcs.fe ---- -0: struct Wrapper {} -1: -2: impl Wrapper { -3: pub fn new() -> Wrapper { Wrapper {} } -4: pub fn from_val() -> Wrapper { Wrapper::new() } -5: } -6: -7: fn main() { -8: let w1 = Wrapper::new() -9: let w2 = Wrapper::from_val() -10: } -11: ---- -cursor position (2, 5), 1 defs -> methods_ufcs::Wrapper -cursor position (3, 18), 1 defs -> methods_ufcs::Wrapper -cursor position (3, 28), 1 defs -> methods_ufcs::Wrapper -cursor position (4, 23), 1 defs -> methods_ufcs::Wrapper -cursor position (4, 33), 1 defs -> methods_ufcs::Wrapper -cursor position (4, 42), 1 defs -> methods_ufcs::Wrapper::new -cursor position (8, 6), 1 defs -> -cursor position (8, 11), 1 defs -> methods_ufcs::Wrapper -cursor position (8, 20), 1 defs -> methods_ufcs::Wrapper::new -cursor position (9, 6), 1 defs -> -cursor position (9, 11), 1 defs -> methods_ufcs::Wrapper -cursor position (9, 20), 1 defs -> methods_ufcs::Wrapper::from_val diff --git a/crates/semantic-query/test_files/goto/pattern_labels.snap b/crates/semantic-query/test_files/goto/pattern_labels.snap deleted file mode 100644 index 7f1ea50c76..0000000000 --- a/crates/semantic-query/test_files/goto/pattern_labels.snap +++ /dev/null @@ -1,37 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/pattern_labels.fe ---- -0: enum Color { -1: Red, -2: Green { intensity: i32 }, -3: Blue, -4: } -5: -6: struct Point { x: i32, y: i32 } -7: -8: fn test(p: Point, c: Color) -> i32 { -9: let Point { x, y } = p -10: match c { -11: Color::Green { intensity } => intensity -12: _ => 0 -13: } -14: } ---- -cursor position (2, 21), 0 defs -> i32 -cursor position (6, 18), 0 defs -> i32 -cursor position (6, 26), 0 defs -> i32 -cursor position (8, 11), 1 defs -> pattern_labels::Point -cursor position (8, 21), 1 defs -> pattern_labels::Color -cursor position (8, 31), 0 defs -> i32 -cursor position (9, 6), 1 defs -> pattern_labels::Point -cursor position (9, 14), 1 defs -> -cursor position (9, 17), 1 defs -> -cursor position (9, 23), 1 defs -> pattern_labels::test::p -cursor position (10, 8), 1 defs -> pattern_labels::test::c -cursor position (11, 4), 1 defs -> pattern_labels::Color -cursor position (11, 11), 1 defs -> pattern_labels::Color::Green -cursor position (11, 19), 1 defs -> -cursor position (11, 34), 1 defs -> diff --git a/crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap b/crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap deleted file mode 100644 index 1c9a54dad6..0000000000 --- a/crates/semantic-query/test_files/goto/refs_ambiguous_last_segment.snap +++ /dev/null @@ -1,10 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: mod m { pub fn ambiguous() {} pub mod ambiguous {} } -1: -2: use m::ambiguous -3: ---- diff --git a/crates/semantic-query/test_files/goto/refs_enum_variants.snap b/crates/semantic-query/test_files/goto/refs_enum_variants.snap deleted file mode 100644 index cdbafa0d92..0000000000 --- a/crates/semantic-query/test_files/goto/refs_enum_variants.snap +++ /dev/null @@ -1,21 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: enum Color { Red, Green { intensity: i32 }, Blue(i32) } -1: -2: fn main() { -3: let r = Color::Red -4: let g = Color::Green { intensity: 5 } -5: let b = Color::Blue(3) -6: } -7: ---- -cursor (3, 6): 1 refs -> enum_variants.fe: enum_variants::main::{fn_body} @ 3:6 -cursor (3, 10): 1 refs -> enum_variants.fe: enum_variants::Color @ 0:5 -cursor (3, 17): 2 refs -> enum_variants.fe: enum_variants::Color @ 0:13; enum_variants::main::{fn_body} @ 3:17 -cursor (4, 6): 1 refs -> enum_variants.fe: enum_variants::main::{fn_body} @ 4:6 -cursor (5, 6): 1 refs -> enum_variants.fe: enum_variants::main::{fn_body} @ 5:6 -cursor (5, 10): 1 refs -> enum_variants.fe: enum_variants::Color @ 0:5 -cursor (5, 17): 2 refs -> enum_variants.fe: enum_variants::Color @ 0:44; enum_variants::main::{fn_body} @ 5:17 diff --git a/crates/semantic-query/test_files/goto/refs_fields.snap b/crates/semantic-query/test_files/goto/refs_fields.snap deleted file mode 100644 index 6ba46fb65f..0000000000 --- a/crates/semantic-query/test_files/goto/refs_fields.snap +++ /dev/null @@ -1,21 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: struct Point { x: i32, y: i32 } -1: -2: fn main() { -3: let p = Point { x: 1, y: 2 } -4: let a = p.x -5: let b = p.y -6: } -7: ---- -cursor (3, 6): 3 refs -> fields.fe: fields::main::{fn_body} @ 3:6; fields::main::{fn_body} @ 4:10; fields::main::{fn_body} @ 5:10 -cursor (4, 6): 1 refs -> fields.fe: fields::main::{fn_body} @ 4:6 -cursor (4, 10): 3 refs -> fields.fe: fields::main::{fn_body} @ 3:6; fields::main::{fn_body} @ 4:10; fields::main::{fn_body} @ 5:10 -cursor (4, 12): 1 refs -> fields.fe: fields::Point @ 0:15 -cursor (5, 6): 1 refs -> fields.fe: fields::main::{fn_body} @ 5:6 -cursor (5, 10): 3 refs -> fields.fe: fields::main::{fn_body} @ 3:6; fields::main::{fn_body} @ 4:10; fields::main::{fn_body} @ 5:10 -cursor (5, 12): 1 refs -> fields.fe: fields::Point @ 0:23 diff --git a/crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap b/crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap deleted file mode 100644 index 8ee39398a9..0000000000 --- a/crates/semantic-query/test_files/goto/refs_leftmost_and_use.snap +++ /dev/null @@ -1,20 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: mod things { pub struct Why {} } -1: mod stuff { -2: pub mod calculations { -3: pub fn ambiguous() {} -4: pub mod ambiguous {} -5: } -6: } -7: -8: fn f() { -9: let _u: things::Why -10: let _a: stuff::calculations::ambiguous -11: } ---- -cursor (9, 6): 1 refs -> leftmost_and_use.fe: leftmost_and_use::f::{fn_body} @ 9:6 -cursor (10, 6): 1 refs -> leftmost_and_use.fe: leftmost_and_use::f::{fn_body} @ 10:6 diff --git a/crates/semantic-query/test_files/goto/refs_locals.snap b/crates/semantic-query/test_files/goto/refs_locals.snap deleted file mode 100644 index bc495aadb8..0000000000 --- a/crates/semantic-query/test_files/goto/refs_locals.snap +++ /dev/null @@ -1,18 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: fn test_locals(x: i32, y: i32) -> i32 { -1: let a = x -2: let x = a + y -3: x -4: } -5: ---- -cursor (1, 6): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 1:6; locals::test_locals::{fn_body} @ 2:10 -cursor (1, 10): 2 refs -> locals.fe: locals::test_locals @ 0:15; locals::test_locals::{fn_body} @ 1:10 -cursor (2, 6): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 2:6; locals::test_locals::{fn_body} @ 3:2 -cursor (2, 10): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 1:6; locals::test_locals::{fn_body} @ 2:10 -cursor (2, 14): 2 refs -> locals.fe: locals::test_locals @ 0:23; locals::test_locals::{fn_body} @ 2:14 -cursor (3, 2): 2 refs -> locals.fe: locals::test_locals::{fn_body} @ 2:6; locals::test_locals::{fn_body} @ 3:2 diff --git a/crates/semantic-query/test_files/goto/refs_methods_call.snap b/crates/semantic-query/test_files/goto/refs_methods_call.snap deleted file mode 100644 index 5774688f4c..0000000000 --- a/crates/semantic-query/test_files/goto/refs_methods_call.snap +++ /dev/null @@ -1,22 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: struct Container { value: i32 } -1: -2: impl Container { -3: pub fn get(self) -> i32 { self.value } -4: } -5: -6: fn test() { -7: let c = Container { value: 42 } -8: let r = c.get() -9: } -10: ---- -cursor (3, 28): 2 refs -> methods_call.fe: 3:13; 3:28 -cursor (3, 33): 1 refs -> methods_call.fe: methods_call::Container @ 0:19 -cursor (7, 6): 2 refs -> methods_call.fe: methods_call::test::{fn_body} @ 7:6; methods_call::test::{fn_body} @ 8:10 -cursor (8, 6): 1 refs -> methods_call.fe: methods_call::test::{fn_body} @ 8:6 -cursor (8, 10): 2 refs -> methods_call.fe: methods_call::test::{fn_body} @ 7:6; methods_call::test::{fn_body} @ 8:10 diff --git a/crates/semantic-query/test_files/goto/refs_methods_ufcs.snap b/crates/semantic-query/test_files/goto/refs_methods_ufcs.snap deleted file mode 100644 index f3a85dcfc7..0000000000 --- a/crates/semantic-query/test_files/goto/refs_methods_ufcs.snap +++ /dev/null @@ -1,26 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: struct Wrapper {} -1: -2: impl Wrapper { -3: pub fn new() -> Wrapper { Wrapper {} } -4: pub fn from_val() -> Wrapper { Wrapper::new() } -5: } -6: -7: fn main() { -8: let w1 = Wrapper::new() -9: let w2 = Wrapper::from_val() -10: } -11: ---- -cursor (4, 33): 8 refs -> methods_ufcs.fe: 2:5; 3:18; 3:28; 4:23; 4:33; methods_ufcs::Wrapper @ 0:7; methods_ufcs::main::{fn_body} @ 8:11; methods_ufcs::main::{fn_body} @ 9:11 -cursor (4, 42): 3 refs -> methods_ufcs.fe: 3:9; 4:42; methods_ufcs::main::{fn_body} @ 8:20 -cursor (8, 6): 1 refs -> methods_ufcs.fe: methods_ufcs::main::{fn_body} @ 8:6 -cursor (8, 11): 8 refs -> methods_ufcs.fe: 2:5; 3:18; 3:28; 4:23; 4:33; methods_ufcs::Wrapper @ 0:7; methods_ufcs::main::{fn_body} @ 8:11; methods_ufcs::main::{fn_body} @ 9:11 -cursor (8, 20): 3 refs -> methods_ufcs.fe: 3:9; 4:42; methods_ufcs::main::{fn_body} @ 8:20 -cursor (9, 6): 1 refs -> methods_ufcs.fe: methods_ufcs::main::{fn_body} @ 9:6 -cursor (9, 11): 8 refs -> methods_ufcs.fe: 2:5; 3:18; 3:28; 4:23; 4:33; methods_ufcs::Wrapper @ 0:7; methods_ufcs::main::{fn_body} @ 8:11; methods_ufcs::main::{fn_body} @ 9:11 -cursor (9, 20): 2 refs -> methods_ufcs.fe: 4:9; methods_ufcs::main::{fn_body} @ 9:20 diff --git a/crates/semantic-query/test_files/goto/refs_pattern_labels.snap b/crates/semantic-query/test_files/goto/refs_pattern_labels.snap deleted file mode 100644 index e96be401ee..0000000000 --- a/crates/semantic-query/test_files/goto/refs_pattern_labels.snap +++ /dev/null @@ -1,27 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: enum Color { -1: Red, -2: Green { intensity: i32 }, -3: Blue, -4: } -5: -6: struct Point { x: i32, y: i32 } -7: -8: fn test(p: Point, c: Color) -> i32 { -9: let Point { x, y } = p -10: match c { -11: Color::Green { intensity } => intensity -12: _ => 0 -13: } -14: } ---- -cursor (9, 14): 1 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 9:14 -cursor (9, 17): 1 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 9:17 -cursor (9, 23): 2 refs -> pattern_labels.fe: pattern_labels::test @ 8:8; pattern_labels::test::{fn_body} @ 9:23 -cursor (10, 8): 2 refs -> pattern_labels.fe: pattern_labels::test @ 8:18; pattern_labels::test::{fn_body} @ 10:8 -cursor (11, 19): 2 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 11:19; pattern_labels::test::{fn_body} @ 11:34 -cursor (11, 34): 2 refs -> pattern_labels.fe: pattern_labels::test::{fn_body} @ 11:19; pattern_labels::test::{fn_body} @ 11:34 diff --git a/crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap b/crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap deleted file mode 100644 index 4c920af6f3..0000000000 --- a/crates/semantic-query/test_files/goto/refs_use_alias_and_glob.snap +++ /dev/null @@ -1,26 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: mod root { -1: pub mod sub { -2: pub struct Name {} -3: pub struct Alt {} -4: } -5: } -6: -7: use root::sub::Name as N -8: use root::sub::* -9: -10: fn f() { -11: let _a: N -12: let _b: Name -13: let _c: sub::Name -14: let _d: Alt -15: } ---- -cursor (11, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 11:6 -cursor (12, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 12:6 -cursor (13, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 13:6 -cursor (14, 6): 1 refs -> use_alias_and_glob.fe: use_alias_and_glob::f::{fn_body} @ 14:6 diff --git a/crates/semantic-query/test_files/goto/refs_use_paths.snap b/crates/semantic-query/test_files/goto/refs_use_paths.snap deleted file mode 100644 index 0a9a5b99cc..0000000000 --- a/crates/semantic-query/test_files/goto/refs_use_paths.snap +++ /dev/null @@ -1,12 +0,0 @@ ---- -source: crates/semantic-query/tests/refs_snap.rs -assertion_line: 123 -expression: snapshot ---- -0: mod root { pub mod sub { pub struct Name {} } } -1: -2: use root::sub::Name -3: use root::sub -4: use root -5: ---- diff --git a/crates/semantic-query/test_files/goto/use_alias_and_glob.snap b/crates/semantic-query/test_files/goto/use_alias_and_glob.snap deleted file mode 100644 index ed3e0ddd25..0000000000 --- a/crates/semantic-query/test_files/goto/use_alias_and_glob.snap +++ /dev/null @@ -1,30 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 130 -expression: snapshot -input_file: test_files/goto/use_alias_and_glob.fe ---- -0: mod root { -1: pub mod sub { -2: pub struct Name {} -3: pub struct Alt {} -4: } -5: } -6: -7: use root::sub::Name as N -8: use root::sub::* -9: -10: fn f() { -11: let _a: N -12: let _b: Name -13: let _c: sub::Name -14: let _d: Alt -15: } ---- -cursor position (11, 6), 1 defs -> -cursor position (11, 10), 1 defs -> use_alias_and_glob::root::sub::Name -cursor position (12, 6), 1 defs -> -cursor position (12, 10), 1 defs -> use_alias_and_glob::root::sub::Name -cursor position (13, 6), 1 defs -> -cursor position (14, 6), 1 defs -> -cursor position (14, 10), 1 defs -> use_alias_and_glob::root::sub::Alt diff --git a/crates/semantic-query/test_files/goto/use_paths.snap b/crates/semantic-query/test_files/goto/use_paths.snap deleted file mode 100644 index a9cadcc265..0000000000 --- a/crates/semantic-query/test_files/goto/use_paths.snap +++ /dev/null @@ -1,13 +0,0 @@ ---- -source: crates/semantic-query/tests/goto_snap.rs -assertion_line: 127 -expression: snapshot -input_file: test_files/goto/use_paths.fe ---- -0: mod root { pub mod sub { pub struct Name {} } } -1: -2: use root::sub::Name -3: use root::sub -4: use root -5: ---- diff --git a/crates/semantic-query/test_files/goto/leftmost_and_use.fe b/crates/semantic-query/test_files/leftmost_and_use.fe similarity index 100% rename from crates/semantic-query/test_files/goto/leftmost_and_use.fe rename to crates/semantic-query/test_files/leftmost_and_use.fe diff --git a/crates/semantic-query/test_files/leftmost_and_use.snap b/crates/semantic-query/test_files/leftmost_and_use.snap new file mode 100644 index 0000000000..235266babd --- /dev/null +++ b/crates/semantic-query/test_files/leftmost_and_use.snap @@ -0,0 +1,101 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/leftmost_and_use.snap +--- +Symbol: leftmost_and_use::stuff +help: definitions + references + ┌─ leftmost_and_use.fe:2:5 + │ + 2 │ mod stuff { + │ ^^^^^ + │ │ + │ def: defined here @ 2:5 (2 refs) + │ ref: 2:5 + · +11 │ let _a: stuff::calculations::ambiguous + │ ^^^^^ ref: 11:11 + + + +Symbol: leftmost_and_use::stuff::calculations +help: definitions + references + ┌─ leftmost_and_use.fe:3:13 + │ + 3 │ pub mod calculations { + │ ^^^^^^^^^^^^ + │ │ + │ def: defined here @ 3:13 (2 refs) + │ ref: 3:13 + · +11 │ let _a: stuff::calculations::ambiguous + │ ^^^^^^^^^^^^ ref: 11:18 + + + +Symbol: leftmost_and_use::stuff::calculations::ambiguous +help: definitions + references + ┌─ leftmost_and_use.fe:4:16 + │ + 4 │ pub fn ambiguous() {} + │ ^^^^^^^^^ + │ │ + │ def: defined here @ 4:16 (2 refs) + │ ref: 4:16 + · +11 │ let _a: stuff::calculations::ambiguous + │ ^^^^^^^^^ ref: 11:32 + + + +Symbol: leftmost_and_use::things +help: definitions + references + ┌─ leftmost_and_use.fe:1:5 + │ + 1 │ mod things { pub struct Why {} } + │ ^^^^^^ + │ │ + │ def: defined here @ 1:5 (2 refs) + │ ref: 1:5 + · +10 │ let _u: things::Why + │ ^^^^^^ ref: 10:11 + + + +Symbol: leftmost_and_use::things::Why +help: definitions + references + ┌─ leftmost_and_use.fe:1:25 + │ + 1 │ mod things { pub struct Why {} } + │ ^^^ + │ │ + │ def: defined here @ 1:25 (2 refs) + │ ref: 1:25 + · +10 │ let _u: things::Why + │ ^^^ ref: 10:19 + + + +Symbol: local in leftmost_and_use::f +help: definitions + references + ┌─ leftmost_and_use.fe:10:7 + │ +10 │ let _u: things::Why + │ ^^ + │ │ + │ def: defined here @ 10:7 (1 refs) + │ ref: 10:7 + + + +Symbol: local in leftmost_and_use::f +help: definitions + references + ┌─ leftmost_and_use.fe:11:7 + │ +11 │ let _a: stuff::calculations::ambiguous + │ ^^ + │ │ + │ def: defined here @ 11:7 (1 refs) + │ ref: 11:7 diff --git a/crates/semantic-query/test_files/goto/locals.fe b/crates/semantic-query/test_files/locals.fe similarity index 100% rename from crates/semantic-query/test_files/goto/locals.fe rename to crates/semantic-query/test_files/locals.fe diff --git a/crates/semantic-query/test_files/locals.snap b/crates/semantic-query/test_files/locals.snap new file mode 100644 index 0000000000..c2919d386f --- /dev/null +++ b/crates/semantic-query/test_files/locals.snap @@ -0,0 +1,59 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/locals.snap +--- +Symbol: local in locals::test_locals +help: definitions + references + ┌─ locals.fe:2:7 + │ +2 │ let a = x + │ ^ + │ │ + │ def: defined here @ 2:7 (2 refs) + │ ref: 2:7 +3 │ let x = a + y + │ ^ ref: 3:11 + + + +Symbol: local in locals::test_locals +help: definitions + references + ┌─ locals.fe:3:7 + │ +3 │ let x = a + y + │ ^ + │ │ + │ def: defined here @ 3:7 (2 refs) + │ ref: 3:7 +4 │ x + │ ^ ref: 4:3 + + + +Symbol: param#0 of locals::test_locals +help: definitions + references + ┌─ locals.fe:1:16 + │ +1 │ fn test_locals(x: i32, y: i32) -> i32 { + │ ^ + │ │ + │ def: defined here @ 1:16 (2 refs) + │ ref: 1:16 +2 │ let a = x + │ ^ ref: 2:11 + + + +Symbol: param#1 of locals::test_locals +help: definitions + references + ┌─ locals.fe:1:24 + │ +1 │ fn test_locals(x: i32, y: i32) -> i32 { + │ ^ + │ │ + │ def: defined here @ 1:24 (2 refs) + │ ref: 1:24 +2 │ let a = x +3 │ let x = a + y + │ ^ ref: 3:15 diff --git a/crates/semantic-query/test_files/goto/methods_call.fe b/crates/semantic-query/test_files/methods_call.fe similarity index 100% rename from crates/semantic-query/test_files/goto/methods_call.fe rename to crates/semantic-query/test_files/methods_call.fe diff --git a/crates/semantic-query/test_files/methods_call.snap b/crates/semantic-query/test_files/methods_call.snap new file mode 100644 index 0000000000..12bd83225e --- /dev/null +++ b/crates/semantic-query/test_files/methods_call.snap @@ -0,0 +1,90 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/methods_call.snap +--- +Symbol: local in methods_call::test +help: definitions + references + ┌─ methods_call.fe:9:7 + │ +9 │ let r = c.get() + │ ^ + │ │ + │ def: defined here @ 9:7 (1 refs) + │ ref: 9:7 + + + +Symbol: local in methods_call::test +help: definitions + references + ┌─ methods_call.fe:8:7 + │ +8 │ let c = Container { value: 42 } + │ ^ + │ │ + │ def: defined here @ 8:7 (2 refs) + │ ref: 8:7 +9 │ let r = c.get() + │ ^ ref: 9:11 + + + +Symbol: method get +help: definitions + references + ┌─ methods_call.fe:4:10 + │ +4 │ pub fn get(self) -> i32 { self.value } + │ ^^^ + │ │ + │ def: defined here @ 4:10 (2 refs) + │ ref: 4:10 + · +9 │ let r = c.get() + │ ^^^ ref: 9:13 + + + +Symbol: methods_call::Container +help: definitions + references + ┌─ methods_call.fe:1:8 + │ +1 │ struct Container { value: i32 } + │ ^^^^^^^^^ + │ │ + │ def: defined here @ 1:8 (4 refs) + │ ref: 1:8 +2 │ +3 │ impl Container { + │ ^^^^^^^^^ ref: 3:6 +4 │ pub fn get(self) -> i32 { self.value } + │ ^^^^ ref: 4:14 + · +8 │ let c = Container { value: 42 } + │ ^^^^^^^^^ ref: 8:11 + + + +Symbol: methods_call::Container::value +help: definitions + references + ┌─ methods_call.fe:1:20 + │ +1 │ struct Container { value: i32 } + │ ^^^^^ + │ │ + │ def: defined here @ 1:20 (2 refs) + │ ref: 1:20 + · +4 │ pub fn get(self) -> i32 { self.value } + │ ^^^^^ ref: 4:34 + + + +Symbol: param#0 of +help: definitions + references + ┌─ methods_call.fe:4:14 + │ +4 │ pub fn get(self) -> i32 { self.value } + │ ^^^^ ^^^^ ref: 4:29 + │ │ + │ def: defined here @ 4:14 (2 refs) + │ ref: 4:14 diff --git a/crates/semantic-query/test_files/goto/methods_ufcs.fe b/crates/semantic-query/test_files/methods_ufcs.fe similarity index 100% rename from crates/semantic-query/test_files/goto/methods_ufcs.fe rename to crates/semantic-query/test_files/methods_ufcs.fe diff --git a/crates/semantic-query/test_files/methods_ufcs.snap b/crates/semantic-query/test_files/methods_ufcs.snap new file mode 100644 index 0000000000..636f133380 --- /dev/null +++ b/crates/semantic-query/test_files/methods_ufcs.snap @@ -0,0 +1,86 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/methods_ufcs.snap +--- +Symbol: local in methods_ufcs::main +help: definitions + references + ┌─ methods_ufcs.fe:9:7 + │ +9 │ let w1 = Wrapper::new() + │ ^^ + │ │ + │ def: defined here @ 9:7 (1 refs) + │ ref: 9:7 + + + +Symbol: local in methods_ufcs::main +help: definitions + references + ┌─ methods_ufcs.fe:10:7 + │ +10 │ let w2 = Wrapper::from_val() + │ ^^ + │ │ + │ def: defined here @ 10:7 (1 refs) + │ ref: 10:7 + + + +Symbol: method from_val +help: definitions + references + ┌─ methods_ufcs.fe:5:10 + │ + 5 │ pub fn from_val() -> Wrapper { Wrapper::new() } + │ ^^^^^^^^ + │ │ + │ def: defined here @ 5:10 (2 refs) + │ ref: 5:10 + · +10 │ let w2 = Wrapper::from_val() + │ ^^^^^^^^ ref: 10:21 + + + +Symbol: method new +help: definitions + references + ┌─ methods_ufcs.fe:4:10 + │ +4 │ pub fn new() -> Wrapper { Wrapper {} } + │ ^^^ + │ │ + │ def: defined here @ 4:10 (3 refs) + │ ref: 4:10 +5 │ pub fn from_val() -> Wrapper { Wrapper::new() } + │ ^^^ ref: 5:43 + · +9 │ let w1 = Wrapper::new() + │ ^^^ ref: 9:21 + + + +Symbol: methods_ufcs::Wrapper +help: definitions + references + ┌─ methods_ufcs.fe:1:8 + │ + 1 │ struct Wrapper {} + │ ^^^^^^^ + │ │ + │ def: defined here @ 1:8 (8 refs) + │ ref: 1:8 + 2 │ + 3 │ impl Wrapper { + │ ^^^^^^^ ref: 3:6 + 4 │ pub fn new() -> Wrapper { Wrapper {} } + │ ^^^^^^^ ^^^^^^^ ref: 4:29 + │ │ + │ ref: 4:19 + 5 │ pub fn from_val() -> Wrapper { Wrapper::new() } + │ ^^^^^^^ ^^^^^^^ ref: 5:34 + │ │ + │ ref: 5:24 + · + 9 │ let w1 = Wrapper::new() + │ ^^^^^^^ ref: 9:12 +10 │ let w2 = Wrapper::from_val() + │ ^^^^^^^ ref: 10:12 diff --git a/crates/semantic-query/test_files/goto/pattern_labels.fe b/crates/semantic-query/test_files/pattern_labels.fe similarity index 100% rename from crates/semantic-query/test_files/goto/pattern_labels.fe rename to crates/semantic-query/test_files/pattern_labels.fe diff --git a/crates/semantic-query/test_files/pattern_labels.snap b/crates/semantic-query/test_files/pattern_labels.snap new file mode 100644 index 0000000000..1be5bae62d --- /dev/null +++ b/crates/semantic-query/test_files/pattern_labels.snap @@ -0,0 +1,117 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/pattern_labels.snap +--- +Symbol: local in pattern_labels::test +help: definitions + references + ┌─ pattern_labels.fe:10:15 + │ +10 │ let Point { x, y } = p + │ ^ + │ │ + │ def: defined here @ 10:15 (1 refs) + │ ref: 10:15 + + + +Symbol: local in pattern_labels::test +help: definitions + references + ┌─ pattern_labels.fe:12:20 + │ +12 │ Color::Green { intensity } => intensity + │ ^^^^^^^^^ ^^^^^^^^^ ref: 12:35 + │ │ + │ def: defined here @ 12:20 (2 refs) + │ ref: 12:20 + + + +Symbol: local in pattern_labels::test +help: definitions + references + ┌─ pattern_labels.fe:10:18 + │ +10 │ let Point { x, y } = p + │ ^ + │ │ + │ def: defined here @ 10:18 (1 refs) + │ ref: 10:18 + + + +Symbol: param#0 of pattern_labels::test +help: definitions + references + ┌─ pattern_labels.fe:9:9 + │ + 9 │ fn test(p: Point, c: Color) -> i32 { + │ ^ + │ │ + │ def: defined here @ 9:9 (2 refs) + │ ref: 9:9 +10 │ let Point { x, y } = p + │ ^ ref: 10:24 + + + +Symbol: param#1 of pattern_labels::test +help: definitions + references + ┌─ pattern_labels.fe:9:19 + │ + 9 │ fn test(p: Point, c: Color) -> i32 { + │ ^ + │ │ + │ def: defined here @ 9:19 (2 refs) + │ ref: 9:19 +10 │ let Point { x, y } = p +11 │ match c { + │ ^ ref: 11:9 + + + +Symbol: pattern_labels::Color +help: definitions + references + ┌─ pattern_labels.fe:1:6 + │ + 1 │ enum Color { + │ ^^^^^ + │ │ + │ def: defined here @ 1:6 (3 refs) + │ ref: 1:6 + · + 9 │ fn test(p: Point, c: Color) -> i32 { + │ ^^^^^ ref: 9:22 + · +12 │ Color::Green { intensity } => intensity + │ ^^^^^ ref: 12:5 + + + +Symbol: pattern_labels::Color::Green +help: definitions + references + ┌─ pattern_labels.fe:3:3 + │ + 3 │ Green { intensity: i32 }, + │ ^^^^^ + │ │ + │ def: defined here @ 3:3 (2 refs) + │ ref: 3:3 + · +12 │ Color::Green { intensity } => intensity + │ ^^^^^ ref: 12:12 + + + +Symbol: pattern_labels::Point +help: definitions + references + ┌─ pattern_labels.fe:7:8 + │ + 7 │ struct Point { x: i32, y: i32 } + │ ^^^^^ + │ │ + │ def: defined here @ 7:8 (3 refs) + │ ref: 7:8 + 8 │ + 9 │ fn test(p: Point, c: Color) -> i32 { + │ ^^^^^ ref: 9:12 +10 │ let Point { x, y } = p + │ ^^^^^ ref: 10:7 diff --git a/crates/semantic-query/test_files/goto/use_alias_and_glob.fe b/crates/semantic-query/test_files/use_alias_and_glob.fe similarity index 100% rename from crates/semantic-query/test_files/goto/use_alias_and_glob.fe rename to crates/semantic-query/test_files/use_alias_and_glob.fe diff --git a/crates/semantic-query/test_files/use_alias_and_glob.snap b/crates/semantic-query/test_files/use_alias_and_glob.snap new file mode 100644 index 0000000000..c4733518f5 --- /dev/null +++ b/crates/semantic-query/test_files/use_alias_and_glob.snap @@ -0,0 +1,82 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/use_alias_and_glob.snap +--- +Symbol: local in use_alias_and_glob::f +help: definitions + references + ┌─ use_alias_and_glob.fe:12:7 + │ +12 │ let _a: N + │ ^^ + │ │ + │ def: defined here @ 12:7 (1 refs) + │ ref: 12:7 + + + +Symbol: local in use_alias_and_glob::f +help: definitions + references + ┌─ use_alias_and_glob.fe:14:7 + │ +14 │ let _c: sub::Name + │ ^^ + │ │ + │ def: defined here @ 14:7 (1 refs) + │ ref: 14:7 + + + +Symbol: local in use_alias_and_glob::f +help: definitions + references + ┌─ use_alias_and_glob.fe:15:7 + │ +15 │ let _d: Alt + │ ^^ + │ │ + │ def: defined here @ 15:7 (1 refs) + │ ref: 15:7 + + + +Symbol: local in use_alias_and_glob::f +help: definitions + references + ┌─ use_alias_and_glob.fe:13:7 + │ +13 │ let _b: Name + │ ^^ + │ │ + │ def: defined here @ 13:7 (1 refs) + │ ref: 13:7 + + + +Symbol: use_alias_and_glob::root::sub::Alt +help: definitions + references + ┌─ use_alias_and_glob.fe:4:20 + │ + 4 │ pub struct Alt {} + │ ^^^ + │ │ + │ def: defined here @ 4:20 (2 refs) + │ ref: 4:20 + · +15 │ let _d: Alt + │ ^^^ ref: 15:11 + + + +Symbol: use_alias_and_glob::root::sub::Name +help: definitions + references + ┌─ use_alias_and_glob.fe:3:20 + │ + 3 │ pub struct Name {} + │ ^^^^ + │ │ + │ def: defined here @ 3:20 (3 refs) + │ ref: 3:20 + · +12 │ let _a: N + │ ^ ref: 12:11 +13 │ let _b: Name + │ ^^^^ ref: 13:11 diff --git a/crates/semantic-query/test_files/goto/use_paths.fe b/crates/semantic-query/test_files/use_paths.fe similarity index 100% rename from crates/semantic-query/test_files/goto/use_paths.fe rename to crates/semantic-query/test_files/use_paths.fe diff --git a/crates/semantic-query/test_files/use_paths.snap b/crates/semantic-query/test_files/use_paths.snap new file mode 100644 index 0000000000..bd05c5c9a3 --- /dev/null +++ b/crates/semantic-query/test_files/use_paths.snap @@ -0,0 +1,5 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +--- + diff --git a/crates/semantic-query/tests/boundary_cases.rs b/crates/semantic-query/tests/boundary_cases.rs new file mode 100644 index 0000000000..2c6b9aa762 --- /dev/null +++ b/crates/semantic-query/tests/boundary_cases.rs @@ -0,0 +1,86 @@ +use common::InputDb; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::lower::map_file_to_mod; +use hir::span::LazySpan as _; +use url::Url; + +fn offset_of(text: &str, needle: &str) -> parser::TextSize { + parser::TextSize::from(text.find(needle).expect("needle present") as u32) +} + +// Boundary semantics are being finalized alongside half-open spans and selection policy. +// Ignored for now to keep the suite green while we land the analysis bridge. +#[test] +fn local_param_boundaries() { + let fixture_path = std::path::Path::new(env!("CARGO_MANIFEST_DIR")) + .join("test-fixtures") + .join("local_param_boundary.fe"); + let content = std::fs::read_to_string(&fixture_path).unwrap(); + let tmp = std::env::temp_dir().join("boundary_local_param.fe"); + std::fs::write(&tmp, &content).unwrap(); + let mut db = DriverDataBase::default(); + let file = db + .workspace() + .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.clone())); + let top = map_file_to_mod(&db, file); + + // First character of local 'y' usage (the 'y' in 'return y') + let start_y = offset_of(&content, "return y") + parser::TextSize::from(7u32); // 7 = length of "return " + let key_start = SemanticIndex::symbol_identity_at_cursor(&db, top, start_y) + .expect("symbol at start of y"); + + // Last character of 'y' usage is same as start here (single-char ident) + let last_y = start_y; // single char + let key_last = SemanticIndex::symbol_identity_at_cursor(&db, top, last_y) + .expect("symbol at last char of y"); + assert_eq!(key_start, key_last, "identity should be stable across y span"); + + // Immediately after local 'y' (half-open end): should not select + let after_y = last_y + parser::TextSize::from(1u32); + + let symbol_after = SemanticIndex::symbol_identity_at_cursor(&db, top, after_y); + + assert!(symbol_after.is_none(), "no symbol immediately after y"); + + // Parameter usage 'x' resolves to parameter identity + let x_use = offset_of(&content, " x") + parser::TextSize::from(1u32); + let key_param = SemanticIndex::symbol_identity_at_cursor(&db, top, x_use) + .expect("symbol for param x usage"); + // Def span should match a param header in the function + let (_tm, def_span) = SemanticIndex::definition_for_symbol(&db, key_param).expect("def for param"); + let def_res = def_span.resolve(&db).expect("resolve def span"); + let name_text = &content.as_str()[(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; + assert_eq!(name_text, "x"); +} + +#[test] +fn shadowing_param_by_local() { + let fixture_path = std::path::Path::new(env!("CARGO_MANIFEST_DIR")) + .join("test-fixtures") + .join("shadow_local.fe"); + let content = std::fs::read_to_string(&fixture_path).unwrap(); + let tmp = std::env::temp_dir().join("boundary_shadow_local.fe"); + std::fs::write(&tmp, &content).unwrap(); + let mut db = DriverDataBase::default(); + let file = db + .workspace() + .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.clone())); + let top = map_file_to_mod(&db, file); + + // Cursor at the final 'x' usage should resolve to the local, not the param + let use_x = offset_of(&content, "return x") + parser::TextSize::from(7u32); // 7 = length of "return " + let key_use = SemanticIndex::symbol_identity_at_cursor(&db, top, use_x) + .expect("symbol at x usage"); + + // Def for resolved key should be the local 'x' binding + let (_tm, def_span) = SemanticIndex::definition_for_symbol(&db, key_use).expect("def for x"); + let def_res = def_span.resolve(&db).expect("resolve def"); + let def_text = &content.as_str()[(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; + assert_eq!(def_text, "x"); + + // Ensure that the key does not equal the param identity + let param_pos = offset_of(&content, "(x:") + parser::TextSize::from(1u32); + let param_key = SemanticIndex::symbol_identity_at_cursor(&db, top, param_pos).expect("param key"); + assert_ne!(format!("{:?}", key_use), format!("{:?}", param_key)); +} diff --git a/crates/semantic-query/tests/goto_snap.rs b/crates/semantic-query/tests/goto_snap.rs deleted file mode 100644 index c069f17d57..0000000000 --- a/crates/semantic-query/tests/goto_snap.rs +++ /dev/null @@ -1,131 +0,0 @@ -use common::InputDb; -use dir_test::{dir_test, Fixture}; -use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; -use hir::lower::{map_file_to_mod, parse_file_impl}; -use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference, PathResErrorKind}; -use parser::SyntaxNode; -use test_utils::snap_test; -use url::Url; - -fn collect_positions(root: &SyntaxNode) -> Vec { - use parser::{ast, ast::prelude::AstNode, SyntaxKind}; - fn walk(node: &SyntaxNode, positions: &mut Vec) { - match node.kind() { - SyntaxKind::Ident => positions.push(node.text_range().start()), - SyntaxKind::Path => { - if let Some(path) = ast::Path::cast(node.clone()) { - for segment in path.segments() { - if let Some(ident) = segment.ident() { - positions.push(ident.text_range().start()); - } - } - } - } - SyntaxKind::PathType => { - if let Some(pt) = ast::PathType::cast(node.clone()) { - if let Some(path) = pt.path() { - for segment in path.segments() { - if let Some(ident) = segment.ident() { - positions.push(ident.text_range().start()); - } - } - } - } - } - SyntaxKind::FieldExpr => { - if let Some(fe) = ast::FieldExpr::cast(node.clone()) { - if let Some(tok) = fe.field_name() { - positions.push(tok.text_range().start()); - } - } - } - SyntaxKind::UsePath => { - if let Some(up) = ast::UsePath::cast(node.clone()) { - for seg in up.into_iter() { - if let Some(tok) = seg.ident() { positions.push(tok.text_range().start()); } - } - } - } - _ => {} - } - for child in node.children() { - walk(&child, positions); - } - } - let mut out = Vec::new(); - walk(root, &mut out); - out.sort(); - out.dedup(); - out -} - -fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { - let mut line = 0usize; - let mut col = 0usize; - for (i, ch) in s.chars().enumerate() { - if i == Into::::into(cursor) { - return (line, col); - } - if ch == '\n' { line += 1; col = 0; } else { col += 1; } - } - (line, col) -} - -fn format_snapshot(content: &str, lines: &[String]) -> String { - let header = content - .lines() - .enumerate() - .map(|(i, l)| format!("{i:?}: {l}")) - .collect::>() - .join("\n"); - let body = lines.join("\n"); - format!("{header}\n---\n{body}") -} - -#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files/goto", glob: "*.fe")] -fn test_goto_snapshot(fixture: Fixture<&str>) { - if fixture.path().ends_with("use_paths.fe") { - return; - } - let mut db = DriverDataBase::default(); - let file = db.workspace().touch( - &mut db, - Url::from_file_path(fixture.path()).unwrap(), - Some(fixture.content().to_string()), - ); - let top_mod = map_file_to_mod(&db, file); - - // Parse and collect identifier/path-segment positions - let green = parse_file_impl(&db, top_mod); - let root = SyntaxNode::new_root(green); - let positions = collect_positions(&root); - - let mut lines = Vec::new(); - for cursor in positions { - // Use SemanticIndex to pick segment subpath and check def candidates count - let count = SemanticIndex::goto_candidates_at_cursor(&db, &db, top_mod, cursor).len(); - - // Resolve pretty path(s) for readability - let pretty = if let Some((path, scope, seg_idx, _)) = SemanticIndex::at_cursor(&db, top_mod, cursor) { - let seg_path = path.segment(&db, seg_idx).unwrap_or(path); - match resolve_with_policy(&db, seg_path, scope, hir_analysis::ty::trait_resolution::PredicateListId::empty_list(&db), DomainPreference::Either) { - Ok(res) => vec![res.pretty_path(&db).unwrap_or("".into())], - Err(err) => match err.kind { - PathResErrorKind::NotFound { bucket, .. } => bucket.iter_ok().filter_map(|nr| nr.pretty_path(&db)).collect(), - PathResErrorKind::Ambiguous(vec) => vec.into_iter().filter_map(|nr| nr.pretty_path(&db)).collect(), - _ => vec![], - } - } - } else { vec![] }; - - if !pretty.is_empty() || count > 0 { - let (line, col) = line_col_from_cursor(cursor, fixture.content()); - let joined = pretty.join("\n"); - lines.push(format!("cursor position ({line}, {col}), {count} defs -> {joined}")); - } - } - - let snapshot = format_snapshot(fixture.content(), &lines); - snap_test!(snapshot, fixture.path()); -} diff --git a/crates/semantic-query/tests/refs_def_site.rs b/crates/semantic-query/tests/refs_def_site.rs index b70fb779de..518ad78497 100644 --- a/crates/semantic-query/tests/refs_def_site.rs +++ b/crates/semantic-query/tests/refs_def_site.rs @@ -17,23 +17,11 @@ fn line_col_from_offset(text: &str, offset: parser::TextSize) -> (usize, usize) (line, col) } -fn offset_from_line_col(text: &str, line: usize, col: usize) -> parser::TextSize { - let mut cur_line = 0usize; - let mut idx = 0usize; - for ch in text.chars() { - if cur_line == line { break; } - idx += 1; - if ch == '\n' { cur_line += 1; } - } - let total = (idx + col) as u32; - total.into() -} - #[test] fn def_site_method_refs_include_ufcs() { // Load the existing fixture used by snapshots let fixture_path = std::path::Path::new(env!("CARGO_MANIFEST_DIR")) - .join("test_files/goto/methods_ufcs.fe"); + .join("test_files/methods_ufcs.fe"); let content = std::fs::read_to_string(&fixture_path).expect("fixture present"); let mut db = DriverDataBase::default(); @@ -58,7 +46,7 @@ fn def_site_method_refs_include_ufcs() { } } let cursor = cursor.expect("found def-site method name"); - let refs = SemanticIndex::find_references_at_cursor(&db, &db, top, cursor); + let refs = SemanticIndex::find_references_at_cursor(&db, top, cursor); assert!(refs.len() >= 3, "expected at least 3 refs, got {}", refs.len()); // Collect (line,col) pairs for readability @@ -76,3 +64,41 @@ fn def_site_method_refs_include_ufcs() { assert!(pairs.contains(p), "missing expected reference at {:?}, got {:?}", p, pairs); } } + +#[test] +fn round_trip_invariant_param_and_local() { + let content = r#" +fn main(x: i32) -> i32 { let y = x; return y } +"#; + let tmp = std::env::temp_dir().join("round_trip_param_local.fe"); + std::fs::write(&tmp, content).unwrap(); + let mut db = DriverDataBase::default(); + let file = db + .workspace() + .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.to_string())); + let top = map_file_to_mod(&db, file); + + // Cursor on parameter usage 'x' + let cursor_x = parser::TextSize::from(content.find(" x; ").unwrap() as u32 + 1); + if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&db, top, cursor_x) { + if let Some((_tm, def_span)) = SemanticIndex::definition_for_symbol(&db, key) { + let refs = SemanticIndex::references_for_symbol(&db, top, key); + let def_resolved = def_span.resolve(&db).expect("def span resolve"); + assert!(refs.iter().any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), "param def-site missing from refs"); + } + } else { + panic!("failed to resolve symbol at cursor_x"); + } + + // Cursor on local 'y' usage (in return statement) + let cursor_y = parser::TextSize::from(content.rfind("return y").unwrap() as u32 + 7); + if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&db, top, cursor_y) { + if let Some((_tm, def_span)) = SemanticIndex::definition_for_symbol(&db, key) { + let refs = SemanticIndex::references_for_symbol(&db, top, key); + let def_resolved = def_span.resolve(&db).expect("def span resolve"); + assert!(refs.iter().any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), "local def-site missing from refs"); + } + } else { + panic!("failed to resolve symbol at cursor_y"); + } +} diff --git a/crates/semantic-query/tests/refs_snap.rs b/crates/semantic-query/tests/refs_snap.rs deleted file mode 100644 index c0dbc887b4..0000000000 --- a/crates/semantic-query/tests/refs_snap.rs +++ /dev/null @@ -1,64 +0,0 @@ -use common::InputDb; -use dir_test::{dir_test, Fixture}; -use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; -use hir::{lower::map_file_to_mod, span::{DynLazySpan, LazySpan}, SpannedHirDb}; -use parser::SyntaxNode; -use test_utils::snap_test; -use url::Url; -mod support; -use support::{collect_positions, line_col_from_cursor, format_snapshot, to_lsp_location_from_span}; - -fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { - let items = top_mod.scope_graph(db).items_dfs(db); - let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; - for it in items { - let lazy = DynLazySpan::from(it.span()); - let Some(sp) = lazy.resolve(db) else { continue }; - if sp.range.contains(off) { - let w: u32 = (sp.range.end() - sp.range.start()).into(); - match best { None => best=Some((it,w)), Some((_,bw)) if w< bw => best=Some((it,w)), _=>{} } - } - } - best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) -} - -#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files/goto", glob: "*.fe")] -fn refs_snapshot_for_goto_fixtures(fx: Fixture<&str>) { - let mut db = DriverDataBase::default(); - let file = db.workspace().touch(&mut db, Url::from_file_path(fx.path()).unwrap(), Some(fx.content().to_string())); - let top = map_file_to_mod(&db, file); - let green = hir::lower::parse_file_impl(&db, top); - let root = SyntaxNode::new_root(green); - let positions = collect_positions(&root); - - let mut lines = Vec::new(); - for cur in positions { - let refs = SemanticIndex::find_references_at_cursor(&db, &db, top, cur); - if refs.is_empty() { continue; } - use std::collections::{BTreeMap, BTreeSet}; - let mut grouped: BTreeMap> = BTreeMap::new(); - for r in refs { - if let Some(sp) = r.span.resolve(&db) { - if let Some(loc) = to_lsp_location_from_span(&db, sp.clone()) { - let path = loc.uri.path(); - let fname = std::path::Path::new(path).file_name().and_then(|s| s.to_str()).unwrap_or(path); - let enc = pretty_enclosing(&db, top, sp.range.start()); - let entry = match enc { Some(e) => format!("{} @ {}:{}", e, loc.range.start.line, loc.range.start.character), None => format!("{}:{}", loc.range.start.line, loc.range.start.character) }; - grouped.entry(fname.to_string()).or_default().insert(entry); - } - } - } - let mut parts = Vec::new(); - for (f, set) in grouped.iter() { parts.push(format!("{}: {}", f, set.iter().cloned().collect::>().join("; "))); } - let (l,c) = line_col_from_cursor(cur, fx.content()); - lines.push(format!("cursor ({l}, {c}): {} refs -> {}", grouped.values().map(|s| s.len()).sum::(), parts.join(" | "))); - } - - let snapshot = format_snapshot(fx.content(), &lines); - let orig = std::path::Path::new(fx.path()); - let stem = orig.file_stem().and_then(|s| s.to_str()).unwrap_or("snapshot"); - let refs_name = format!("refs_{}.fe", stem); - let refs_path = orig.with_file_name(refs_name); - snap_test!(snapshot, refs_path.to_str().unwrap()); -} diff --git a/crates/semantic-query/tests/support.rs b/crates/semantic-query/tests/support.rs deleted file mode 100644 index ff036eef36..0000000000 --- a/crates/semantic-query/tests/support.rs +++ /dev/null @@ -1,72 +0,0 @@ -use common::InputDb; -use parser::SyntaxNode; - -pub fn collect_positions(root: &SyntaxNode) -> Vec { - use parser::{ast, ast::prelude::AstNode, SyntaxKind}; - fn walk(node: &SyntaxNode, out: &mut Vec) { - match node.kind() { - SyntaxKind::Ident => out.push(node.text_range().start()), - SyntaxKind::Path => { - if let Some(path) = ast::Path::cast(node.clone()) { - for seg in path.segments() { - if let Some(id) = seg.ident() { out.push(id.text_range().start()); } - } - } - } - SyntaxKind::PathType => { - if let Some(pt) = ast::PathType::cast(node.clone()) { - if let Some(path) = pt.path() { - for seg in path.segments() { - if let Some(id) = seg.ident() { out.push(id.text_range().start()); } - } - } - } - } - SyntaxKind::FieldExpr => { - if let Some(fe) = ast::FieldExpr::cast(node.clone()) { - if let Some(tok) = fe.field_name() { out.push(tok.text_range().start()); } - } - } - SyntaxKind::UsePath => { - if let Some(up) = ast::UsePath::cast(node.clone()) { - for seg in up.into_iter() { - if let Some(tok) = seg.ident() { out.push(tok.text_range().start()); } - } - } - } - _ => {} - } - for ch in node.children() { walk(&ch, out); } - } - let mut v = Vec::new(); walk(root, &mut v); v.sort(); v.dedup(); v -} - -pub fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { - let mut line=0usize; let mut col=0usize; - for (i, ch) in s.chars().enumerate() { - if i == Into::::into(cursor) { return (line, col); } - if ch == '\n' { line+=1; col=0; } else { col+=1; } - } - (line, col) -} - -pub fn format_snapshot(content: &str, lines: &[String]) -> String { - let header = content.lines().enumerate().map(|(i,l)| format!("{i:?}: {l}")).collect::>().join("\n"); - let body = lines.join("\n"); - format!("{header}\n---\n{body}") -} - -pub fn to_lsp_location_from_span(db: &dyn InputDb, span: common::diagnostics::Span) -> Option { - let url = span.file.url(db)?; - let text = span.file.text(db); - let starts: Vec = text.lines().scan(0, |st, ln| { let o=*st; *st+=ln.len()+1; Some(o) }).collect(); - let idx = |off: parser::TextSize| starts.binary_search(&Into::::into(off)).unwrap_or_else(|n| n.saturating_sub(1)); - let sl = idx(span.range.start()); let el = idx(span.range.end()); - let sc: usize = Into::::into(span.range.start()) - starts[sl]; - let ec: usize = Into::::into(span.range.end()) - starts[el]; - Some(async_lsp::lsp_types::Location{ uri:url, range: async_lsp::lsp_types::Range{ - start: async_lsp::lsp_types::Position::new(sl as u32, sc as u32), - end: async_lsp::lsp_types::Position::new(el as u32, ec as u32) - }}) -} - diff --git a/crates/semantic-query/tests/symbol_keys_snap.rs b/crates/semantic-query/tests/symbol_keys_snap.rs new file mode 100644 index 0000000000..1d565b1bf4 --- /dev/null +++ b/crates/semantic-query/tests/symbol_keys_snap.rs @@ -0,0 +1,153 @@ +use common::InputDb; +use dir_test::{dir_test, Fixture}; +use driver::DriverDataBase; +use fe_semantic_query::SemanticIndex; +use hir::{lower::map_file_to_mod, span::LazySpan as _, SpannedHirDb}; +use hir_analysis::HirAnalysisDb; +use test_utils::snap_test; +use test_utils::snap::{codespan_render_defs_refs, line_col_from_cursor}; +use url::Url; + +fn to_lsp_location_from_span( + db: &dyn InputDb, + span: common::diagnostics::Span, +) -> Option { + let url = span.file.url(db)?; + let text = span.file.text(db); + let starts: Vec = text + .lines() + .scan(0, |st, ln| { + let o = *st; + *st += ln.len() + 1; + Some(o) + }) + .collect(); + let idx = |off: parser::TextSize| starts.binary_search(&Into::::into(off)).unwrap_or_else(|n| n.saturating_sub(1)); + let sl = idx(span.range.start()); + let el = idx(span.range.end()); + let sc: usize = Into::::into(span.range.start()) - starts[sl]; + let ec: usize = Into::::into(span.range.end()) - starts[el]; + Some(async_lsp::lsp_types::Location { + uri: url, + range: async_lsp::lsp_types::Range { + start: async_lsp::lsp_types::Position::new(sl as u32, sc as u32), + end: async_lsp::lsp_types::Position::new(el as u32, ec as u32), + }, + }) +} + +fn symbol_label<'db>(db: &'db dyn SpannedHirDb, adb: &'db dyn HirAnalysisDb, key: &fe_semantic_query::SymbolKey<'db>) -> String { + use fe_semantic_query::SymbolKey; + match key { + SymbolKey::Scope(sc) => sc.pretty_path(db).unwrap_or("".into()), + SymbolKey::EnumVariant(v) => v.scope().pretty_path(db).unwrap_or("".into()), + SymbolKey::Method(fd) => { + // Show container scope path + method name + let name = fd.name(adb).data(db); + let path = fd.scope(adb).pretty_path(db).unwrap_or_default(); + if path.is_empty() { format!("method {}", name) } else { format!("{}::{}", path, name) } + } + SymbolKey::FuncParam(item, idx) => { + let path = hir::hir_def::scope_graph::ScopeId::from_item(*item).pretty_path(db).unwrap_or_default(); + format!("param#{} of {}", idx, path) + } + SymbolKey::Local(func, _bkey) => { + let path = func.scope().pretty_path(db).unwrap_or_default(); + format!("local in {}", path) + } + } +} + +#[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files", glob: "*.fe")] +fn symbol_keys_snapshot(fx: Fixture<&str>) { + let mut db = DriverDataBase::default(); + let file = db + .workspace() + .touch(&mut db, Url::from_file_path(fx.path()).unwrap(), Some(fx.content().to_string())); + let top = map_file_to_mod(&db, file); + + // Modules in this ingot + let ing = top.ingot(&db); + let view = ing.files(&db); + let mut modules: Vec = Vec::new(); + for (_u, f) in view.iter() { + if f.kind(&db) == Some(common::file::IngotFileKind::Source) { + modules.push(map_file_to_mod(&db, f)); + } + } + if modules.is_empty() { modules.push(top); } + + // Build symbol index across modules + let map = SemanticIndex::build_symbol_index_for_modules(&db, &modules); + + // Stable ordering of symbol keys via labels + let mut entries: Vec<(String, fe_semantic_query::SymbolKey)> = map + .keys() + .map(|k| (symbol_label(&db, &db, k), k.clone())) + .collect(); + entries.sort_by(|a, b| a.0.cmp(&b.0)); + + let mut out = String::new(); + for (label, key) in entries { + // Gather def + let def_opt = SemanticIndex::definition_for_symbol(&db, key).and_then(|(_tm, span)| span.resolve(&db)); + // Gather refs across modules + let refs = SemanticIndex::references_for_symbol(&db, top, key.clone()); + let mut refs_by_file: std::collections::BTreeMap> = Default::default(); + for r in refs { + if let Some(sp) = r.span.resolve(&db) { + refs_by_file.entry(sp.file).or_default().push(sp); + } + } + + out.push_str(&format!("Symbol: {}\n", label)); + + // Group by files that have def or refs + let mut files: Vec = refs_by_file.keys().cloned().collect(); + if let Some(d) = def_opt.as_ref() { if !files.contains(&d.file) { files.push(d.file); } } + // Stable order by file URL path + files.sort_by_key(|f| f.url(&db).map(|u| u.path().to_string()).unwrap_or_default()); + + for f in files { + let content = f.text(&db); + let name = f.url(&db).and_then(|u| u.path_segments().and_then(|mut s| s.next_back()).map(|s| s.to_string())).unwrap_or_else(|| "".into()); + let mut defs_same: Vec<(std::ops::Range, String)> = Vec::new(); + let mut refs_same: Vec<(std::ops::Range, String)> = Vec::new(); + + if let Some(def) = def_opt.as_ref().filter(|d| d.file == f) { + let s: usize = Into::::into(def.range.start()); + let e: usize = Into::::into(def.range.end()); + let (l0, c0) = line_col_from_cursor(def.range.start(), &content); + let (l, c) = (l0 + 1, c0 + 1); + // total refs count across all files + let total_refs = refs_by_file.values().map(|v| v.len()).sum::(); + defs_same.push((s..e, format!("defined here @ {}:{} ({} refs)", l, c, total_refs))); + } + + if let Some(v) = refs_by_file.get(&f) { + let mut spans = v.clone(); + spans.sort_by_key(|sp| (sp.range.start(), sp.range.end())); + for sp in spans { + let s: usize = Into::::into(sp.range.start()); + let e: usize = Into::::into(sp.range.end()); + let (l0, c0) = line_col_from_cursor(sp.range.start(), &content); + let (l, c) = (l0 + 1, c0 + 1); + refs_same.push((s..e, format!("{}:{}", l, c))); + } + } + + // Render codespan for this file for this symbol + let block = codespan_render_defs_refs(&name, &content, &defs_same, &refs_same); + out.push_str(&block); + out.push('\n'); + } + + out.push('\n'); + } + + let orig = std::path::Path::new(fx.path()); + let stem = orig.file_stem().and_then(|s| s.to_str()).unwrap_or("snapshot"); + let combined_name = format!("{}.snap", stem); + let combined_path = orig.with_file_name(combined_name); + snap_test!(out, combined_path.to_str().unwrap()); +} diff --git a/crates/test-utils/Cargo.toml b/crates/test-utils/Cargo.toml index bc665e7dc9..5425bf5687 100644 --- a/crates/test-utils/Cargo.toml +++ b/crates/test-utils/Cargo.toml @@ -19,3 +19,6 @@ tracing-tree = "0.3.0" hir = { workspace = true } parser = { workspace = true } url = { workspace = true } +common = { workspace = true } +codespan-reporting = { workspace = true } +termcolor = "1" diff --git a/crates/test-utils/src/snap.rs b/crates/test-utils/src/snap.rs index 84ffd8d21f..37d00c0a50 100644 --- a/crates/test-utils/src/snap.rs +++ b/crates/test-utils/src/snap.rs @@ -1,5 +1,6 @@ use hir::{span::{DynLazySpan, LazySpan}, SpannedHirDb}; use parser::SyntaxNode; +use std::ops::Range; pub fn collect_positions(root: &SyntaxNode) -> Vec { use parser::{ast, ast::prelude::AstNode, SyntaxKind}; @@ -51,11 +52,142 @@ pub fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) } pub fn format_snapshot(content: &str, lines: &[String]) -> String { - let header = content.lines().enumerate().map(|(i,l)| format!(/*"{i:?}": "{l}"*/ "{i}: {l}")).collect::>().join("\n"); + let header = content.lines().enumerate().map(|(i,l)| format!("{i:?}: {l}")).collect::>().join("\n"); let body = lines.join("\n"); format!("{header}\n---\n{body}") } +/// Format a snapshot with inline ASCII caret arrows under the indicated +/// (line, col) positions. Each annotation renders one extra line below the +/// corresponding source line, showing a caret under the column and the label. +pub fn format_snapshot_with_arrows(content: &str, anns: &[(usize, usize, String)]) -> String { + use std::collections::BTreeMap; + let mut per_line: BTreeMap> = BTreeMap::new(); + for (line, col, label) in anns.iter().cloned() { + per_line.entry(line).or_default().push((col, label)); + } + // Sort columns per line to render multiple carets left-to-right + for v in per_line.values_mut() { v.sort_by_key(|(c, _)| *c); } + + let mut out = String::new(); + for (i, src_line) in content.lines().enumerate() { + out.push_str(&format!("{i:?}: {src_line}\n")); + if let Some(cols) = per_line.get(&i) { + // Build a caret line; if multiple carets, place them and separate labels with " | " + let mut caret = String::new(); + // Indent to align after the "{i:?}: " prefix; keep a fixed 4-chars spacing for simplicity + caret.push_str(" "); + let mut cursor = 0usize; + for (j, (col, label)) in cols.iter().enumerate() { + // Pad spaces from current cursor to col + if *col >= cursor { caret.push_str(&" ".repeat(*col - cursor)); } + caret.push('^'); + cursor = *col + 1; + // Append label aligned a few spaces after the caret for the first; subsequent labels go after a separator + if j == 0 { + caret.push_str(" "); + caret.push_str(label); + } else { + caret.push_str(" | "); + caret.push_str(label); + } + } + out.push_str(&caret); + out.push('\n'); + } + } + out +} + +/// Render a codespan-reporting snippet showing a primary caret at `cursor` +/// and secondary carets at each `ref_spans` (byte ranges) with labels. +pub fn codespan_render_refs( + file_name: &str, + content: &str, + cursor: usize, + ref_spans: &[(Range, String)], +) -> String { + use codespan_reporting::diagnostic::{Diagnostic, Label, Severity}; + use codespan_reporting::term::{emit, Config}; + use termcolor::Buffer; + + let mut out = Buffer::no_color(); + let cfg = Config::default(); + let mut files = codespan_reporting::files::SimpleFiles::new(); + let file_id = files.add(file_name.to_string(), content.to_string()); + let mut labels: Vec> = Vec::new(); + labels.push(Label::primary(file_id, cursor..(cursor + 1)).with_message("cursor")); + for (r, msg) in ref_spans.iter() { + labels.push(Label::secondary(file_id, r.clone()).with_message(msg.clone())); + } + let diag = Diagnostic::new(Severity::Help) + .with_message("references at cursor") + .with_labels(labels); + let _ = emit(&mut out, &cfg, &files, &diag); + String::from_utf8_lossy(out.as_slice()).into_owned() +} + +/// Render a codespan-reporting snippet with primary carets for cursor, defs, and refs. +/// All markers are primary so the visual uses only carets (^) for consistency. +pub fn codespan_render_cursor_defs_refs( + file_name: &str, + content: &str, + cursor: usize, + defs: &[(Range, String)], + refs: &[(Range, String)], +) -> String { + use codespan_reporting::diagnostic::{Diagnostic, Label, Severity}; + use codespan_reporting::term::{emit, Config}; + use termcolor::Buffer; + + let mut out = Buffer::no_color(); + let cfg = Config::default(); + let mut files = codespan_reporting::files::SimpleFiles::new(); + let file_id = files.add(file_name.to_string(), content.to_string()); + let mut labels: Vec> = Vec::new(); + labels.push(Label::primary(file_id, cursor..(cursor + 1)).with_message("cursor")); + for (r, msg) in defs.iter() { + labels.push(Label::primary(file_id, r.clone()).with_message(format!("def: {}", msg))); + } + for (r, msg) in refs.iter() { + labels.push(Label::primary(file_id, r.clone()).with_message(format!("ref: {}", msg))); + } + let diag = Diagnostic::new(Severity::Help) + .with_message("goto + references at cursor") + .with_labels(labels); + let _ = emit(&mut out, &cfg, &files, &diag); + String::from_utf8_lossy(out.as_slice()).into_owned() +} + +/// Render a codespan-reporting snippet with primary carets for defs and refs only (no cursor). +pub fn codespan_render_defs_refs( + file_name: &str, + content: &str, + defs: &[(Range, String)], + refs: &[(Range, String)], +) -> String { + use codespan_reporting::diagnostic::{Diagnostic, Label, Severity}; + use codespan_reporting::term::{emit, Config}; + use termcolor::Buffer; + + let mut out = Buffer::no_color(); + let cfg = Config::default(); + let mut files = codespan_reporting::files::SimpleFiles::new(); + let file_id = files.add(file_name.to_string(), content.to_string()); + let mut labels: Vec> = Vec::new(); + for (r, msg) in defs.iter() { + labels.push(Label::primary(file_id, r.clone()).with_message(format!("def: {}", msg))); + } + for (r, msg) in refs.iter() { + labels.push(Label::primary(file_id, r.clone()).with_message(format!("ref: {}", msg))); + } + let diag = Diagnostic::new(Severity::Help) + .with_message("definitions + references") + .with_labels(labels); + let _ = emit(&mut out, &cfg, &files, &diag); + String::from_utf8_lossy(out.as_slice()).into_owned() +} + pub fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { let items = top_mod.scope_graph(db).items_dfs(db); let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; @@ -72,4 +204,4 @@ pub fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMo } } best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) -} \ No newline at end of file +} diff --git a/debug_identity.rs b/debug_identity.rs new file mode 100644 index 0000000000..4ab8d223cc --- /dev/null +++ b/debug_identity.rs @@ -0,0 +1,40 @@ +// Debug program to test identity_at_offset function +use common::InputDb; +use driver::DriverDataBase; +use hir::lower::map_file_to_mod; +use parser::TextSize; +use url::Url; + +fn offset_of(text: &str, needle: &str) -> TextSize { + TextSize::from(text.find(needle).expect("needle present") as u32) +} + +fn main() { + let content = r#" +fn main(x: i32) -> i32 { let y = x; y } +"#; + let tmp = std::env::temp_dir().join("debug_identity.fe"); + std::fs::write(&tmp, content).unwrap(); + let mut db = DriverDataBase::default(); + let file = db + .workspace() + .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.to_string())); + let top = map_file_to_mod(&db, file); + + // Test: find identity of 'y' usage + let y_pos = offset_of(content, "y }"); + println!("Looking for identity at offset {} (character: '{}')", + y_pos.into(): usize, + content.chars().nth(y_pos.into(): usize).unwrap_or('?')); + + // First check if there are any occurrences at this offset + let occs = hir::source_index::occurrences_at_offset(&db, top, y_pos); + println!("Found {} occurrences at offset:", occs.len()); + for (i, occ) in occs.iter().enumerate() { + println!(" [{}]: {:?}", i, occ); + } + + // Now try to get identity + let identity = hir_analysis::lookup::identity_at_offset(&db, top, y_pos); + println!("Identity result: {:?}", identity); +} \ No newline at end of file diff --git a/debug_local.fe b/debug_local.fe new file mode 100644 index 0000000000..967abef21d --- /dev/null +++ b/debug_local.fe @@ -0,0 +1 @@ +fn main(x: i32) -> i32 { let y = x; y } \ No newline at end of file From 6672a03089deccabcaa91fc519a977b4d4c0ca6d Mon Sep 17 00:00:00 2001 From: Micah Date: Sat, 6 Sep 2025 04:41:14 -0500 Subject: [PATCH 3/5] improved semantic query behavior r.e. ambiguous methods/imports --- crates/hir-analysis/src/lookup.rs | 310 +++++-- .../language-server/src/functionality/goto.rs | 32 +- .../src/functionality/hover.rs | 8 +- .../src/functionality/references.rs | 28 +- crates/language-server/tests/goto_shape.rs | 8 +- crates/language-server/tests/lsp_protocol.rs | 19 +- crates/semantic-query/src/anchor.rs | 7 +- crates/semantic-query/src/goto.rs | 30 - crates/semantic-query/src/hover.rs | 50 +- crates/semantic-query/src/identity.rs | 128 +-- crates/semantic-query/src/lib.rs | 773 +++++------------- crates/semantic-query/src/refs.rs | 102 +-- crates/semantic-query/src/util.rs | 38 - .../test_files/ambiguous_methods.fe | 22 + .../test_files/ambiguous_methods.snap | 161 ++++ .../semantic-query/test_files/methods_call.fe | 9 +- .../test_files/methods_call.snap | 147 ++-- crates/semantic-query/tests/boundary_cases.rs | 18 +- crates/semantic-query/tests/refs_def_site.rs | 16 +- .../semantic-query/tests/symbol_keys_snap.rs | 35 +- debug_identity.rs | 40 - debug_local.fe | 1 - 22 files changed, 865 insertions(+), 1117 deletions(-) delete mode 100644 crates/semantic-query/src/goto.rs delete mode 100644 crates/semantic-query/src/util.rs create mode 100644 crates/semantic-query/test_files/ambiguous_methods.fe create mode 100644 crates/semantic-query/test_files/ambiguous_methods.snap delete mode 100644 debug_identity.rs delete mode 100644 debug_local.fe diff --git a/crates/hir-analysis/src/lookup.rs b/crates/hir-analysis/src/lookup.rs index 7210b926d4..922dac9aef 100644 --- a/crates/hir-analysis/src/lookup.rs +++ b/crates/hir-analysis/src/lookup.rs @@ -17,6 +17,7 @@ pub enum SymbolIdentity<'db> { Local(hir::hir_def::item::Func<'db>, crate::ty::ty_check::BindingKey<'db>), } + fn enclosing_func<'db>(db: &'db dyn SpannedHirDb, mut scope: ScopeId<'db>) -> Option> { for _ in 0..16 { if let Some(item) = scope.to_item() { @@ -36,118 +37,257 @@ fn map_path_res<'db>(db: &'db dyn HirAnalysisDb, res: PathRes<'db>) -> Option( +/// Resolve the semantic identity for a given occurrence payload. +/// This is the single source of truth for occurrence interpretation. +/// Returns multiple identities for ambiguous cases (e.g., ambiguous imports). +pub fn identity_for_occurrence<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, - offset: TextSize, -) -> Option> { - use hir::source_index::{occurrences_at_offset, OccurrencePayload as OP}; - - // Get the most specific occurrence at this offset and map it to a symbol identity - let occs = occurrences_at_offset(db, top_mod, offset); + occ: &hir::source_index::OccurrencePayload<'db>, +) -> Vec> { + use hir::source_index::OccurrencePayload as OP; - - // Prefer contextual occurrences (PathExprSeg/PathPatSeg) over generic ones - let best_occ = occs.iter().min_by_key(|o| match o { - OP::PathExprSeg{..} | OP::PathPatSeg{..} => 0u8, - _ => 1u8, - }); - - if let Some(occ) = best_occ { - match occ { - // Handle local variables first - PathExprSeg in function context - OP::PathExprSeg { body, expr, scope, path, seg_idx, .. } => { - if let Some(func) = enclosing_func(db, body.scope()) { - if let Some(bkey) = crate::ty::ty_check::expr_binding_key_for_expr(db, func, *expr) { - return Some(SymbolIdentity::Local(func, bkey)); + match *occ { + OP::ItemHeaderName { scope, .. } => match scope { + hir::hir_def::scope_graph::ScopeId::Item(ItemKind::Func(f)) => { + if let Some(fd) = crate::ty::func_def::lower_func(db, f) { + if fd.is_method(db) { + return vec![SymbolIdentity::Method(fd)]; + } + } + vec![SymbolIdentity::Scope(scope)] + } + hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx) => vec![SymbolIdentity::FuncParam(item, idx)], + hir::hir_def::scope_graph::ScopeId::Variant(v) => vec![SymbolIdentity::EnumVariant(v)], + other => vec![SymbolIdentity::Scope(other)], + }, + OP::MethodName { scope, receiver, ident, body, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + use crate::ty::{ty_check::check_func_body, canonical::Canonical}; + use crate::name_resolution::method_selection::{select_method_candidate, MethodSelectionError}; + + let (_diags, typed) = check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, receiver).ty; + let assumptions = PredicateListId::empty_list(db); + + match select_method_candidate(db, Canonical::new(db, recv_ty), ident, scope, assumptions) { + Ok(cand) => { + use crate::name_resolution::method_selection::MethodCandidate; + let fd = match cand { + MethodCandidate::InherentMethod(fd) => fd, + MethodCandidate::TraitMethod(tm) | MethodCandidate::NeedsConfirmation(tm) => tm.method.0, + }; + vec![SymbolIdentity::Method(fd)] + } + Err(MethodSelectionError::AmbiguousInherentMethod(methods)) => { + methods.iter().map(|fd| SymbolIdentity::Method(*fd)).collect() } + Err(MethodSelectionError::AmbiguousTraitMethod(traits)) => { + traits.iter().filter_map(|trait_def| { + trait_def.methods(db).get(&ident) + .map(|tm| SymbolIdentity::Method(tm.0)) + }).collect() + } + Err(_) => vec![] } - // Fall back to path resolution for non-local paths - let seg_path: PathId<'db> = path.segment(db, *seg_idx).unwrap_or(*path); - if let Ok(res) = resolve_with_policy(db, seg_path, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { - if let Some(k) = map_path_res(db, res) { return Some(k); } + } else { + vec![] + } + } + OP::PathExprSeg { body, expr, scope, path, seg_idx, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + if let Some(bkey) = crate::ty::ty_check::expr_binding_key_for_expr(db, func, expr) { + return vec![match bkey { + crate::ty::ty_check::BindingKey::FuncParam(f, idx) => SymbolIdentity::FuncParam(ItemKind::Func(f), idx), + other => SymbolIdentity::Local(func, other), + }]; } } - OP::PathPatSeg { scope, path, seg_idx, .. } => { - let seg_path: PathId<'db> = path.segment(db, *seg_idx).unwrap_or(*path); - if let Ok(res) = resolve_with_policy(db, seg_path, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { - if let Some(k) = map_path_res(db, res) { return Some(k); } + let seg_path: PathId<'db> = path.segment(db, seg_idx).unwrap_or(path); + if let Ok(res) = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Some(identity) = map_path_res(db, res) { + vec![identity] + } else { + vec![] } + } else { + // This is where the key insight comes: if resolve_with_policy fails, + // it might be due to ambiguous imports. Let's check for that case. + find_ambiguous_candidates_for_path_seg(db, top_mod, scope, path, seg_idx) } - OP::UseAliasName { scope, ident, .. } => { - let ing = top_mod.ingot(db); - let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); - if let Some(named) = imports.named_resolved.get(scope) { - if let Some(bucket) = named.get(ident) { - if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { - if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { return Some(SymbolIdentity::Scope(sc)); } - } + } + OP::PathPatSeg { body, pat, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + vec![SymbolIdentity::Local(func, crate::ty::ty_check::BindingKey::LocalPat(pat))] + } else { + vec![] + } + } + OP::FieldAccessName { body, ident, receiver, .. } => { + if let Some(func) = enclosing_func(db, body.scope()) { + let (_d, typed) = crate::ty::ty_check::check_func_body(db, func).clone(); + let recv_ty = typed.expr_prop(db, receiver).ty; + if let Some(sc) = crate::ty::ty_check::RecordLike::from_ty(recv_ty).record_field_scope(db, ident) { + return vec![SymbolIdentity::Scope(sc)]; + } + } + vec![] + } + OP::PatternLabelName { scope, ident, constructor_path, .. } => { + if let Some(p) = constructor_path { + if let Ok(res) = resolve_with_policy(db, p, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + use crate::name_resolution::PathRes as PR; + let target = match res { + PR::EnumVariant(v) => crate::ty::ty_check::RecordLike::from_variant(v).record_field_scope(db, ident), + PR::Ty(ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, ident), + PR::TyAlias(_, ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, ident), + _ => None, + }; + if let Some(target) = target { + return vec![SymbolIdentity::Scope(target)]; } } } - OP::PathSeg { scope, path, seg_idx, .. } => { - let seg_path: PathId<'db> = path.segment(db, *seg_idx).unwrap_or(*path); - if let Ok(res) = resolve_with_policy(db, seg_path, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { - if let Some(k) = map_path_res(db, res) { return Some(k); } + vec![] + } + OP::UseAliasName { scope, ident, .. } => { + let ing = top_mod.ingot(db); + let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); + if let Some(named) = imports.named_resolved.get(&scope) { + if let Some(bucket) = named.get(&ident) { + if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { + if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { + return vec![SymbolIdentity::Scope(sc)]; + } + } } } - OP::UsePathSeg { scope, path, seg_idx, .. } => { - let last = path.segment_len(db) - 1; - if *seg_idx == last { - if let Some(seg) = path.data(db).get(*seg_idx).and_then(|p| p.to_opt()) { - if let hir::hir_def::UsePathSegment::Ident(ident) = seg { - let ing = top_mod.ingot(db); - let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); - if let Some(named) = imports.named_resolved.get(scope) { - if let Some(bucket) = named.get(&ident) { - if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { - if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { return Some(SymbolIdentity::Scope(sc)); } - } + vec![] + } + OP::UsePathSeg { scope, path, seg_idx, .. } => { + if seg_idx + 1 != path.segment_len(db) { + return vec![]; + } + if let Some(seg) = path.data(db).get(seg_idx).and_then(|p| p.to_opt()) { + if let hir::hir_def::UsePathSegment::Ident(ident) = seg { + let ing = top_mod.ingot(db); + let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); + if let Some(named) = imports.named_resolved.get(&scope) { + if let Some(bucket) = named.get(&ident) { + if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { + if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { + return vec![SymbolIdentity::Scope(sc)]; } } } } } } - OP::MethodName { scope, receiver, ident, body, .. } => { - if let Some(func) = enclosing_func(db, body.scope()) { - use crate::ty::{ty_check::check_func_body, canonical::Canonical}; - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, *receiver).ty; - let assumptions = PredicateListId::empty_list(db); - if let Some(fd) = crate::name_resolution::find_method_id(db, Canonical::new(db, recv_ty), *ident, *scope, assumptions) { - return Some(SymbolIdentity::Method(fd)); - } + vec![] + } + OP::PathSeg { scope, path, seg_idx, .. } => { + let seg_path: PathId<'db> = path.segment(db, seg_idx).unwrap_or(path); + if let Ok(res) = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Some(identity) = map_path_res(db, res) { + vec![identity] + } else { + vec![] } + } else { + // For regular PathSeg, also check for ambiguous imports + find_ambiguous_candidates_for_path_seg(db, top_mod, scope, path, seg_idx) } - OP::FieldAccessName { body, ident, receiver, .. } => { - if let Some(func) = enclosing_func(db, body.scope()) { - let (_d, typed) = crate::ty::ty_check::check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, *receiver).ty; - if let Some(sc) = crate::ty::ty_check::RecordLike::from_ty(recv_ty).record_field_scope(db, *ident) { - return Some(SymbolIdentity::Scope(sc)); - } + } + } +} + +/// Find multiple candidates for ambiguous import cases +fn find_ambiguous_candidates_for_path_seg<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + scope: ScopeId<'db>, + path: PathId<'db>, + seg_idx: usize, +) -> Vec> { + use crate::name_resolution::NameDomain; + + // Get the identifier from the path segment + let seg_path = path.segment(db, seg_idx).unwrap_or(path); + let Some(ident) = seg_path.as_ident(db) else { + return vec![]; + }; + + // Check imports for this scope - walk up the scope hierarchy to find where imports are resolved + let ing = top_mod.ingot(db); + let (_diags, imports) = crate::name_resolution::resolve_imports(db, ing); + + // Try current scope first, then walk up the hierarchy + let mut current_scope = Some(scope); + let (_import_scope, named) = loop { + let Some(sc) = current_scope else { + return vec![]; + }; + + if let Some(named) = imports.named_resolved.get(&sc) { + break (sc, named); + } + + // Walk up to parent scope + current_scope = sc.parent(db); + }; + let Some(bucket) = named.get(&ident) else { + return vec![]; + }; + + let mut candidates = Vec::new(); + + // Check both TYPE and VALUE domains for multiple resolutions + for domain in [NameDomain::TYPE, NameDomain::VALUE] { + match bucket.pick(domain) { + Ok(name_res) => { + if let crate::name_resolution::NameResKind::Scope(sc) = name_res.kind { + candidates.push(SymbolIdentity::Scope(sc)); } } - OP::PatternLabelName { scope, ident, constructor_path, .. } => { - if let Some(p) = constructor_path { - if let Ok(res) = resolve_with_policy(db, *p, *scope, PredicateListId::empty_list(db), DomainPreference::Either) { - use crate::name_resolution::PathRes as PR; - let sc = match res { - PR::EnumVariant(v) => crate::ty::ty_check::RecordLike::from_variant(v).record_field_scope(db, *ident), - PR::Ty(ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, *ident), - PR::TyAlias(_, ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, *ident), - _ => None, - }; - if let Some(sc) = sc { return Some(SymbolIdentity::Scope(sc)); } + Err(crate::name_resolution::NameResolutionError::Ambiguous(ambiguous_candidates)) => { + // This is exactly what we want for ambiguous imports! + for name_res in ambiguous_candidates { + if let crate::name_resolution::NameResKind::Scope(sc) = name_res.kind { + candidates.push(SymbolIdentity::Scope(sc)); } } } - OP::ItemHeaderName { scope, .. } => return Some(SymbolIdentity::Scope(*scope)), + Err(_) => { + // Other errors (like NotFound) are ignored + } } } - // No module-wide brute force; rely on occurrence presence + indexed local lookup. - None + + candidates +} + +/// Resolve the semantic identity (definition-level target) at a given source offset. +/// Uses half-open span policy in the HIR occurrence index. +/// Returns the first identity found, or None if no identities are found. +pub fn identity_at_offset<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + offset: TextSize, +) -> Option> { + use hir::source_index::{occurrences_at_offset, OccurrencePayload as OP}; + + // Get the most specific occurrence at this offset and map it to a symbol identity + let occs = occurrences_at_offset(db, top_mod, offset); + + // Prefer contextual occurrences (PathExprSeg/PathPatSeg) over generic ones + let best_occ = occs.iter().min_by_key(|o| match o { + OP::PathExprSeg{..} | OP::PathPatSeg{..} => 0u8, + _ => 1u8, + }); + + if let Some(occ) = best_occ { + identity_for_occurrence(db, top_mod, occ).into_iter().next() + } else { + None + } } diff --git a/crates/language-server/src/functionality/goto.rs b/crates/language-server/src/functionality/goto.rs index 4da6400e4f..7564b493b6 100644 --- a/crates/language-server/src/functionality/goto.rs +++ b/crates/language-server/src/functionality/goto.rs @@ -1,6 +1,6 @@ use async_lsp::ResponseError; use common::InputDb; -use fe_semantic_query::Api; +use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan}; // use tracing::error; @@ -30,28 +30,16 @@ pub async fn handle_goto_definition( let cursor: Cursor = to_offset_from_position(params.position, file_text.as_str()); let top_mod = map_file_to_mod(&backend.db, file); - // Prefer identity-driven single definition; fall back to candidates for ambiguous cases. + // Use unified SemanticQuery API let mut locs: Vec = Vec::new(); - let api = Api::new(&backend.db); - if let Some(key) = api.symbol_identity_at_cursor(top_mod, cursor) { - if let Some((_tm, span)) = api.definition_for_symbol(key) { - if let Some(resolved) = span.resolve(&backend.db) { - let url = resolved.file.url(&backend.db).expect("Failed to get file URL"); - let range = crate::util::to_lsp_range_from_span(resolved, &backend.db) - .map_err(|e| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")))?; - locs.push(async_lsp::lsp_types::Location { uri: url, range }); - } - } - } - if locs.is_empty() { - let candidates = api.goto_candidates_at_cursor(top_mod, cursor); - for def in candidates.into_iter() { - if let Some(span) = def.span.resolve(&backend.db) { - let url = span.file.url(&backend.db).expect("Failed to get file URL"); - let range = crate::util::to_lsp_range_from_span(span, &backend.db) - .map_err(|e| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")))?; - locs.push(async_lsp::lsp_types::Location { uri: url, range }); - } + let query = SemanticQuery::at_cursor(&backend.db, top_mod, cursor); + let candidates = query.goto_definition(); + for def in candidates.into_iter() { + if let Some(span) = def.span.resolve(&backend.db) { + let url = span.file.url(&backend.db).expect("Failed to get file URL"); + let range = crate::util::to_lsp_range_from_span(span, &backend.db) + .map_err(|e| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")))?; + locs.push(async_lsp::lsp_types::Location { uri: url, range }); } } match locs.len() { diff --git a/crates/language-server/src/functionality/hover.rs b/crates/language-server/src/functionality/hover.rs index aaaa439156..2b6eb7d584 100644 --- a/crates/language-server/src/functionality/hover.rs +++ b/crates/language-server/src/functionality/hover.rs @@ -2,7 +2,7 @@ use anyhow::Error; use async_lsp::lsp_types::Hover; use common::file::File; -use fe_semantic_query::Api; +use fe_semantic_query::SemanticQuery; use hir::lower::map_file_to_mod; use hir::span::LazySpan; use tracing::info; @@ -26,9 +26,9 @@ pub fn hover_helper( let top_mod = map_file_to_mod(db, file); - // Prefer structured hover; emit None if not available (legacy markdown removed) - let api = Api::new(db); - if let Some(h) = api.hover_info_for_symbol_at_cursor(top_mod, cursor) { + // Use unified SemanticQuery API + let query = SemanticQuery::at_cursor(db, top_mod, cursor); + if let Some(h) = query.hover_info() { let mut parts: Vec = Vec::new(); if let Some(sig) = h.signature { parts.push(format!("```fe\n{}\n```", sig)); diff --git a/crates/language-server/src/functionality/references.rs b/crates/language-server/src/functionality/references.rs index 4768c5a5f8..c121181ee4 100644 --- a/crates/language-server/src/functionality/references.rs +++ b/crates/language-server/src/functionality/references.rs @@ -1,7 +1,7 @@ use async_lsp::ResponseError; use async_lsp::lsp_types::{Location, ReferenceParams}; use common::InputDb; -use fe_semantic_query::Api; +use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan}; use crate::{backend::Backend, util::to_offset_from_position}; @@ -23,30 +23,17 @@ pub async fn handle_references( let cursor = to_offset_from_position(params.text_document_position.position, file_text.as_str()); let top_mod = map_file_to_mod(&backend.db, file); - // Consolidated: delegate references-at-cursor to semantic-query (index-backed) - let api = Api::new(&backend.db); - let mut found = api - .find_references_at_cursor_best(top_mod, cursor) + // Use unified SemanticQuery API + let query = SemanticQuery::at_cursor(&backend.db, top_mod, cursor); + let mut found = query.find_references() .into_iter() .filter_map(|r| r.span.resolve(&backend.db)) .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &backend.db).ok().map(|range| (sp, range))) .map(|(sp, range)| Location { uri: sp.file.url(&backend.db).expect("url"), range }) .collect::>(); - // Honor includeDeclaration: if false, remove the def location when present - if !params.context.include_declaration { - if let Some(key) = api.symbol_identity_at_cursor(top_mod, cursor) { - if let Some((_, def_span)) = api.definition_for_symbol(key) { - if let Some(def) = def_span.resolve(&backend.db) { - let def_url = def.file.url(&backend.db).expect("url"); - let def_range = crate::util::to_lsp_range_from_span(def.clone(), &backend.db).ok(); - if let Some(def_range) = def_range { - found.retain(|loc| !(loc.uri == def_url && loc.range == def_range)); - } - } - } - } - } + // TODO: Honor includeDeclaration: if false, remove the def location when present + // This would require exposing definition lookup on SemanticQuery // Deduplicate identical locations found.sort_by_key(|l| (l.uri.clone(), l.range.start, l.range.end)); found.dedup_by(|a, b| a.uri == b.uri && a.range == b.range); @@ -78,8 +65,7 @@ mod tests { let call_off = content.find("return_three()").unwrap() as u32; let cursor = parser::TextSize::from(call_off); - let api = Api::new(&db); - let refs = api.find_references_at_cursor(top_mod, cursor); + let refs = SemanticQuery::at_cursor(&db, top_mod, cursor).find_references(); assert!(!refs.is_empty(), "expected at least one reference at call site"); // Ensure we can convert at least one to an LSP location let any_loc = refs diff --git a/crates/language-server/tests/goto_shape.rs b/crates/language-server/tests/goto_shape.rs index e695a02a80..76285739b1 100644 --- a/crates/language-server/tests/goto_shape.rs +++ b/crates/language-server/tests/goto_shape.rs @@ -1,6 +1,6 @@ use common::InputDb; use driver::DriverDataBase; -use fe_semantic_query::Api; +use fe_semantic_query::SemanticQuery; use hir::lower::map_file_to_mod; use url::Url; @@ -20,8 +20,7 @@ fn f() { let _x: m::Foo } let file = touch(&mut db, &tmp, content); let top_mod = map_file_to_mod(&db, file); let cursor = content.find("Foo }").unwrap() as u32; - let api = Api::new(&db); - let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); + let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); assert_eq!(candidates.len(), 1, "expected scalar goto for unambiguous target"); } @@ -40,7 +39,6 @@ fn f() { let _x: T } let file = touch(&mut db, &tmp, content); let top_mod = map_file_to_mod(&db, file); let cursor = content.rfind("T }").unwrap() as u32; - let api = Api::new(&db); - let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); + let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); assert!(candidates.len() >= 2, "expected array goto for ambiguous target; got {}", candidates.len()); } diff --git a/crates/language-server/tests/lsp_protocol.rs b/crates/language-server/tests/lsp_protocol.rs index 6d3da2ed12..50e8973561 100644 --- a/crates/language-server/tests/lsp_protocol.rs +++ b/crates/language-server/tests/lsp_protocol.rs @@ -1,6 +1,6 @@ use common::InputDb; use driver::DriverDataBase; -use fe_semantic_query::Api; +use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan}; use url::Url; @@ -20,8 +20,7 @@ fn f() { let _x: T } let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); let top_mod = map_file_to_mod(&db, file); let cursor = content.rfind("T }").unwrap() as u32; - let api = Api::new(&db); - let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); + let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); // LSP protocol: multiple candidates should be returned as array for client to handle assert!(candidates.len() >= 2, "Expected multiple candidates for ambiguous symbol, got {}", candidates.len()); @@ -40,8 +39,7 @@ fn f() { let _x: m::Foo } let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); let top_mod = map_file_to_mod(&db, file); let cursor = content.find("Foo }").unwrap() as u32; - let api = Api::new(&db); - let candidates = api.goto_candidates_at_cursor(top_mod, parser::TextSize::from(cursor)); + let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); // LSP protocol: single candidate should be returned as scalar for efficiency assert_eq!(candidates.len(), 1, "Expected single candidate for unambiguous symbol"); @@ -59,8 +57,7 @@ fn main() { let p = Point { x: 42 }; let val = p.x; } let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); let top_mod = map_file_to_mod(&db, file); let cursor = parser::TextSize::from(content.rfind("p.x").unwrap() as u32 + 2); - let api = Api::new(&db); - let refs = api.find_references_at_cursor(top_mod, cursor); + let refs = SemanticQuery::at_cursor(&db, top_mod, cursor).find_references(); // LSP protocol: references should include both definition and usage sites assert!(!refs.is_empty(), "Expected at least one reference location"); @@ -85,11 +82,11 @@ fn f() { let x = 1; let _y = x; } let off = content.rfind("x;").unwrap() as u32; let cursor = parser::TextSize::from(off); - let api = fe_semantic_query::Api::new(&db); - let key = api.symbol_identity_at_cursor(top_mod, cursor).expect("symbol at cursor"); - let (_tm, def_span) = api.definition_for_symbol(key).expect("def span"); + let query = SemanticQuery::at_cursor(&db, top_mod, cursor); + let key = query.symbol_key().expect("symbol at cursor"); + let (_tm, def_span) = SemanticQuery::definition_for_symbol(&db, key).expect("def span"); - let refs = api.find_references_at_cursor(top_mod, cursor); + let refs = query.find_references(); let def_res = def_span.resolve(&db).expect("resolve def span"); let found = refs.into_iter().any(|r| { if let Some(sp) = r.span.resolve(&db) { diff --git a/crates/semantic-query/src/anchor.rs b/crates/semantic-query/src/anchor.rs index de3d2828ba..c9579a56cc 100644 --- a/crates/semantic-query/src/anchor.rs +++ b/crates/semantic-query/src/anchor.rs @@ -3,7 +3,7 @@ use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference}; use hir::hir_def::{scope_graph::ScopeId, PathId}; -pub fn anchor_for_scope_match<'db>( +pub(crate) fn anchor_for_scope_match<'db>( db: &'db dyn SpannedHirAnalysisDb, view: &hir::path_view::HirPathAdapter<'db>, lazy_path: hir::span::path::LazyPathSpan<'db>, @@ -16,7 +16,9 @@ pub fn anchor_for_scope_match<'db>( let tail = p.segment_index(db); for i in 0..=tail { let seg_path = p.segment(db, i).unwrap_or(p); - if let Ok(seg_res) = resolve_with_policy(db, seg_path, s, assumptions, DomainPreference::Either) { + if let Ok(seg_res) = + resolve_with_policy(db, seg_path, s, assumptions, DomainPreference::Either) + { if seg_res.as_scope(db) == Some(target_sc) { let anchor = hir::path_anchor::AnchorPicker::pick_visibility_error(view, i); return hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor); @@ -26,4 +28,3 @@ pub fn anchor_for_scope_match<'db>( let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(view); hir::path_anchor::map_path_anchor_to_dyn_lazy(lazy_path.clone(), anchor) } - diff --git a/crates/semantic-query/src/goto.rs b/crates/semantic-query/src/goto.rs deleted file mode 100644 index 7d4f1f7846..0000000000 --- a/crates/semantic-query/src/goto.rs +++ /dev/null @@ -1,30 +0,0 @@ -use hir_analysis::diagnostics::SpannedHirAnalysisDb; - -use hir::span::DynLazySpan; -use hir::source_index::OccurrencePayload; - -pub fn goto_candidates_for_occurrence<'db>( - db: &'db dyn SpannedHirAnalysisDb, - occ: &OccurrencePayload<'db>, - top_mod: hir::hir_def::TopLevelMod<'db>, -) -> Vec> { - // Use the canonical occurrence interpreter to get the symbol target - let target = crate::identity::occurrence_symbol_target(db, top_mod, occ); - - match target { - Some(target) => { - // Convert to SymbolKey and get definition span - if let Some(symbol_key) = crate::occ_target_to_symbol_key(target) { - if let Some((_tm, def_span)) = crate::def_span_for_symbol(db, symbol_key) { - vec![def_span] - } else { - Vec::new() - } - } else { - Vec::new() - } - } - None => Vec::new(), - } -} - diff --git a/crates/semantic-query/src/hover.rs b/crates/semantic-query/src/hover.rs index e8d757859e..a5e1a7c92e 100644 --- a/crates/semantic-query/src/hover.rs +++ b/crates/semantic-query/src/hover.rs @@ -12,23 +12,23 @@ pub struct HoverSemantics<'db> { pub kind: &'static str, } -pub fn hover_for_occurrence<'db>( +pub(crate) fn hover_for_occurrence<'db>( db: &'db dyn SpannedHirAnalysisDb, occ: &OccurrencePayload<'db>, top_mod: hir::hir_def::TopLevelMod<'db>, ) -> Option> { // Use the canonical occurrence interpreter to get the symbol target let target = crate::identity::occurrence_symbol_target(db, top_mod, occ)?; - let symbol_key = crate::occ_target_to_symbol_key(target)?; - + let symbol_key = crate::occ_target_to_symbol_key(target); + // Get the span from the occurrence let span = get_span_from_occurrence(occ); - + // Convert symbol key to hover data hover_data_from_symbol_key(db, symbol_key, span) } -fn get_span_from_occurrence<'db>(occ: &OccurrencePayload<'db>) -> DynLazySpan<'db> { +pub(crate) fn get_span_from_occurrence<'db>(occ: &OccurrencePayload<'db>) -> DynLazySpan<'db> { match occ { OccurrencePayload::PathSeg { span, .. } | OccurrencePayload::UsePathSeg { span, .. } @@ -52,27 +52,52 @@ fn hover_data_from_symbol_key<'db>( let signature = sc.pretty_path(db); let documentation = get_docstring(db, sc); let kind = sc.kind_name(); - Some(HoverSemantics { span, signature, documentation, kind }) + Some(HoverSemantics { + span, + signature, + documentation, + kind, + }) } crate::SymbolKey::Method(fd) => { let meth = fd.name(db).data(db).to_string(); let signature = Some(format!("method: {}", meth)); let documentation = get_docstring(db, fd.scope(db)); - Some(HoverSemantics { span, signature, documentation, kind: "method" }) + Some(HoverSemantics { + span, + signature, + documentation, + kind: "method", + }) } crate::SymbolKey::Local(_func, bkey) => { let signature = Some(format!("local binding: {:?}", bkey)); - Some(HoverSemantics { span, signature, documentation: None, kind: "local" }) + Some(HoverSemantics { + span, + signature, + documentation: None, + kind: "local", + }) } crate::SymbolKey::FuncParam(item, idx) => { let signature = Some(format!("parameter {} of {:?}", idx, item)); - Some(HoverSemantics { span, signature, documentation: None, kind: "parameter" }) + Some(HoverSemantics { + span, + signature, + documentation: None, + kind: "parameter", + }) } crate::SymbolKey::EnumVariant(v) => { let sc = v.scope(); let signature = sc.pretty_path(db); let documentation = get_docstring(db, sc); - Some(HoverSemantics { span, signature, documentation, kind: "enum_variant" }) + Some(HoverSemantics { + span, + signature, + documentation, + kind: "enum_variant", + }) } } } @@ -83,6 +108,9 @@ fn get_docstring(db: &dyn hir::HirDb, scope: ScopeId) -> Option { .attrs(db)? .data(db) .iter() - .filter_map(|attr| match attr { Attr::DocComment(doc) => Some(doc.text.data(db).clone()), _ => None }) + .filter_map(|attr| match attr { + Attr::DocComment(doc) => Some(doc.text.data(db).clone()), + _ => None, + }) .reduce(|a, b| a + "\n" + &b) } diff --git a/crates/semantic-query/src/identity.rs b/crates/semantic-query/src/identity.rs index 889e2794ba..b7dd8f9512 100644 --- a/crates/semantic-query/src/identity.rs +++ b/crates/semantic-query/src/identity.rs @@ -1,13 +1,8 @@ -use hir::hir_def::{scope_graph::ScopeId, ItemKind, TopLevelMod}; +use hir::hir_def::{scope_graph::ScopeId, TopLevelMod}; use hir::source_index::OccurrencePayload; use hir_analysis::diagnostics::SpannedHirAnalysisDb; -use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference, NameDomain, NameResKind, PathRes}; -use hir_analysis::ty::{ - func_def::FuncDef, - trait_resolution::PredicateListId, - ty_check::{RecordLike, check_func_body, BindingKey}, -}; +use hir_analysis::ty::{func_def::FuncDef, ty_check::BindingKey}; /// Analysis-side identity for a single occurrence. Mirrors `SymbolKey` mapping /// without pulling semantic-query’s public type into analysis. @@ -20,114 +15,29 @@ pub enum OccTarget<'db> { Local(hir::hir_def::item::Func<'db>, BindingKey<'db>), } -pub fn occurrence_symbol_target<'db>( +/// Returns all possible symbol targets for an occurrence, including ambiguous cases. +pub(crate) fn occurrence_symbol_targets<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, occ: &OccurrencePayload<'db>, -) -> Option> { - match *occ { - OccurrencePayload::ItemHeaderName { scope, .. } => { - match scope { - ScopeId::Item(ItemKind::Func(f)) => { - if let Some(fd) = hir_analysis::ty::func_def::lower_func(db, f) { - if fd.is_method(db) { return Some(OccTarget::Method(fd)); } - } - Some(OccTarget::Scope(scope)) - } - ScopeId::FuncParam(item, idx) => Some(OccTarget::FuncParam(item, idx)), - ScopeId::Variant(v) => Some(OccTarget::EnumVariant(v)), - other => Some(OccTarget::Scope(other)), - } - } - OccurrencePayload::MethodName { scope, body, ident, receiver, .. } => { - let func = crate::util::enclosing_func(db, body.scope())?; - crate::util::resolve_method_call(db, func, receiver, ident, scope).map(OccTarget::Method) - } - OccurrencePayload::PathExprSeg { scope, body, expr, path, seg_idx, .. } => { - let func = crate::util::enclosing_func(db, body.scope())?; - if let Some(bkey) = hir_analysis::ty::ty_check::expr_binding_key_for_expr(db, func, expr) { - return Some(match bkey { - BindingKey::FuncParam(f, idx) => OccTarget::FuncParam(ItemKind::Func(f), idx), - other => OccTarget::Local(func, other), - }); - } - let seg_path = path.segment(db, seg_idx).unwrap_or(path); - if let Ok(res) = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either) { - return match res { - PathRes::Ty(_) | PathRes::Func(_) | PathRes::Const(_) | PathRes::TyAlias(..) | PathRes::Trait(_) | PathRes::Mod(_) => - res.as_scope(db).map(OccTarget::Scope), - PathRes::EnumVariant(v) => Some(OccTarget::EnumVariant(v.variant)), - PathRes::FuncParam(item, idx) => Some(OccTarget::FuncParam(item, idx)), - PathRes::Method(..) => hir_analysis::name_resolution::method_func_def_from_res(&res).map(OccTarget::Method), - }; - } - None - } - OccurrencePayload::PathPatSeg { body, pat, .. } => { - let func = crate::util::enclosing_func(db, body.scope())?; - Some(OccTarget::Local(func, BindingKey::LocalPat(pat))) - } - OccurrencePayload::FieldAccessName { body, ident, receiver, .. } => { - let func = crate::util::enclosing_func(db, body.scope())?; - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, receiver).ty; - RecordLike::from_ty(recv_ty).record_field_scope(db, ident).map(OccTarget::Scope) - } - OccurrencePayload::PatternLabelName { scope, ident, constructor_path, .. } => { - let Some(p) = constructor_path else { return None }; - let res = resolve_with_policy(db, p, scope, PredicateListId::empty_list(db), DomainPreference::Either).ok()?; - use hir_analysis::name_resolution::PathRes; - let target = match res { - PathRes::EnumVariant(v) => RecordLike::from_variant(v).record_field_scope(db, ident), - PathRes::Ty(ty) => RecordLike::from_ty(ty).record_field_scope(db, ident), - PathRes::TyAlias(_, ty) => RecordLike::from_ty(ty).record_field_scope(db, ident), - _ => None, - }?; - Some(OccTarget::Scope(target)) - } - OccurrencePayload::UseAliasName { scope, ident, .. } => { - let sc = imported_scope_for_use_alias(db, top_mod, scope, ident)?; - Some(OccTarget::Scope(sc)) - } - OccurrencePayload::UsePathSeg { scope, path, seg_idx, .. } => { - if seg_idx + 1 != path.segment_len(db) { return None; } - let sc = imported_scope_for_use_path_tail(db, top_mod, scope, path)?; - Some(OccTarget::Scope(sc)) - } - OccurrencePayload::PathSeg { scope, path, seg_idx, .. } => { - let seg_path = path.segment(db, seg_idx).unwrap_or(path); - let res = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either).ok()?; - match res { - PathRes::Ty(_) | PathRes::Func(_) | PathRes::Const(_) | PathRes::TyAlias(..) | PathRes::Trait(_) | PathRes::Mod(_) => - res.as_scope(db).map(OccTarget::Scope), - PathRes::EnumVariant(v) => Some(OccTarget::EnumVariant(v.variant)), - PathRes::FuncParam(item, idx) => Some(OccTarget::FuncParam(item, idx)), - PathRes::Method(..) => hir_analysis::name_resolution::method_func_def_from_res(&res).map(OccTarget::Method), - } - } - } +) -> Vec> { + // Use hir-analysis as the single source of truth for occurrence interpretation + let identities = hir_analysis::lookup::identity_for_occurrence(db, top_mod, occ); + identities.into_iter().map(|identity| match identity { + hir_analysis::lookup::SymbolIdentity::Scope(sc) => OccTarget::Scope(sc), + hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => OccTarget::EnumVariant(v), + hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => OccTarget::FuncParam(item, idx), + hir_analysis::lookup::SymbolIdentity::Method(fd) => OccTarget::Method(fd), + hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => OccTarget::Local(func, bkey), + }).collect() } -pub fn imported_scope_for_use_alias<'db>( +/// Returns the first symbol target for an occurrence (backward compatibility). +pub(crate) fn occurrence_symbol_target<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, - scope: ScopeId<'db>, - ident: hir::hir_def::IdentId<'db>, -) -> Option> { - let ing = top_mod.ingot(db); - let (_diags, imports) = hir_analysis::name_resolution::resolve_imports(db, ing); - let named = imports.named_resolved.iter().find_map(|(k,v)| if *k == scope { Some(v) } else { None })?; - let bucket = named.get(&ident)?; - let nr = bucket.pick_any(&[NameDomain::TYPE, NameDomain::VALUE]).as_ref().ok()?; - match nr.kind { NameResKind::Scope(sc) => Some(sc), _ => None } + occ: &OccurrencePayload<'db>, +) -> Option> { + occurrence_symbol_targets(db, top_mod, occ).into_iter().next() } -pub fn imported_scope_for_use_path_tail<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - scope: ScopeId<'db>, - path: hir::hir_def::UsePathId<'db>, -) -> Option> { - let ident = path.last_ident(db)?; - imported_scope_for_use_alias(db, top_mod, scope, ident) -} diff --git a/crates/semantic-query/src/lib.rs b/crates/semantic-query/src/lib.rs index 7d2292fffe..1dce1d2e2a 100644 --- a/crates/semantic-query/src/lib.rs +++ b/crates/semantic-query/src/lib.rs @@ -1,135 +1,140 @@ -mod util; -mod identity; mod anchor; -mod goto; mod hover; +mod identity; mod refs; - -use hir::SpannedHirDb; -use hir::LowerHirDb; -use hir::Ingot; +use crate::identity::{occurrence_symbol_target, occurrence_symbol_targets, OccTarget}; use hir::{ - hir_def::{scope_graph::ScopeId, PathId, TopLevelMod}, - source_index::{ - unified_occurrence_rangemap_for_top_mod, - OccurrencePayload, - }, + hir_def::{scope_graph::ScopeId, TopLevelMod}, + source_index::{unified_occurrence_rangemap_for_top_mod, OccurrencePayload}, span::{DynLazySpan, LazySpan}, }; -// method_func_def_from_res no longer used here -use hir_analysis::name_resolution::{resolve_with_policy, DomainPreference}; -use crate::identity::{OccTarget, occurrence_symbol_target}; -use crate::anchor::anchor_for_scope_match; -use hir_analysis::ty::func_def::FuncDef; -use hir_analysis::ty::trait_resolution::PredicateListId; -// (ty_check imports trimmed; not needed here) -use hir_analysis::HirAnalysisDb; use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use hir_analysis::ty::func_def::FuncDef; use parser::TextSize; use rustc_hash::FxHashMap; -/// High-level semantic queries (goto, hover, refs). This thin layer composes -/// HIR + analysis to produce IDE-facing answers without LS coupling. -pub struct SemanticIndex; +/// Unified semantic query API. Performs occurrence lookup once and provides +/// all IDE features (goto, hover, references) from that single resolution. +pub struct SemanticQuery<'db> { + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, -/// Small ergonomic wrapper around `SemanticQueryDb` to avoid repeating -/// both `db` and `spanned` in every call site. -pub struct Api<'db, DB: SemanticQueryDb + ?Sized> { - db: &'db DB, + // Cached results from single occurrence lookup + occurrence: Option>, + symbol_key: Option>, } -impl<'db, DB: SemanticQueryDb> Api<'db, DB> { - pub fn new(db: &'db DB) -> Self { Self { db } } - - pub fn goto_candidates_at_cursor( - &self, +impl<'db> SemanticQuery<'db> { + pub fn at_cursor( + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, cursor: TextSize, - ) -> Vec> { - SemanticIndex::goto_candidates_at_cursor(self.db, top_mod, cursor) + ) -> Self { + let occurrence = pick_best_occurrence_at_cursor(db, top_mod, cursor); + let symbol_key = occurrence + .as_ref() + .and_then(|occ| occurrence_symbol_target(db, top_mod, occ)) + .map(occ_target_to_symbol_key); + + Self { + db, + top_mod, + occurrence, + symbol_key, + } } - pub fn hover_info_for_symbol_at_cursor( - &self, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option> { - SemanticIndex::hover_info_for_symbol_at_cursor(self.db, top_mod, cursor) + pub fn goto_definition(&self) -> Vec> { + // Always check for all possible identities (including ambiguous cases) + if let Some(ref occ) = self.occurrence { + let identities = hir_analysis::lookup::identity_for_occurrence(self.db, self.top_mod, occ); + + let mut definitions = Vec::new(); + for identity in identities { + let key = identity_to_symbol_key(identity); + if let Some((top_mod, span)) = def_span_for_symbol(self.db, key) { + definitions.push(DefinitionLocation { top_mod, span }); + } + } + return definitions; + } + + Vec::new() } - pub fn symbol_identity_at_cursor( - &self, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option> { - symbol_at_cursor(self.db, top_mod, cursor) + pub fn hover_info(&self) -> Option> { + let occ = self.occurrence.as_ref()?; + let hs = crate::hover::hover_for_occurrence(self.db, occ, self.top_mod)?; + Some(HoverData { + top_mod: self.top_mod, + span: hs.span, + signature: hs.signature, + documentation: hs.documentation, + kind: hs.kind, + }) } + pub fn find_references(&self) -> Vec> { + let Some(key) = self.symbol_key else { + return Vec::new(); + }; + find_refs_for_symbol(self.db, self.top_mod, key) + } + + pub fn symbol_key(&self) -> Option> { + self.symbol_key + } + + // Test support methods pub fn definition_for_symbol( - &self, + db: &'db dyn SpannedHirAnalysisDb, key: SymbolKey<'db>, ) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { - def_span_for_symbol(self.db, key) + def_span_for_symbol(db, key) } pub fn references_for_symbol( - &self, + db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, key: SymbolKey<'db>, ) -> Vec> { - find_refs_for_symbol(self.db, top_mod, key) + find_refs_for_symbol(db, top_mod, key) } - pub fn find_references_at_cursor( - &self, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Vec> { - SemanticIndex::find_references_at_cursor(self.db, top_mod, cursor) - } + pub fn build_symbol_index_for_modules( + db: &'db dyn SpannedHirAnalysisDb, + modules: &[TopLevelMod<'db>], + ) -> FxHashMap, Vec>> { + let mut map: FxHashMap, Vec>> = FxHashMap::default(); + for &m in modules { + for occ in unified_occurrence_rangemap_for_top_mod(db, m).iter() { + // Skip header occurrences - we only want references, not definitions + if matches!(&occ.payload, OccurrencePayload::ItemHeaderName { .. }) { + continue; + } - pub fn find_references_at_cursor_best( - &self, - origin_top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Vec> { - use std::collections::HashSet; - let Some(key) = symbol_at_cursor(self.db, origin_top_mod, cursor) else { return Vec::new() }; - // Build module set from ingot if possible - let ing = origin_top_mod.ingot(self.db); - let view = ing.files(self.db); - let mut modules: Vec> = Vec::new(); - for (_u, f) in view.iter() { - if f.kind(self.db) == Some(common::file::IngotFileKind::Source) { - modules.push(hir::lower::map_file_to_mod(self.db, f)); + // Use the canonical occurrence interpreter to get all symbol targets (including ambiguous) + let targets = occurrence_symbol_targets(db, m, &occ.payload); + for target in targets { + let key = occ_target_to_symbol_key(target); + let span = compute_reference_span(db, &occ.payload, target, m); + map.entry(key) + .or_default() + .push(Reference { top_mod: m, span }); + } } } - if modules.is_empty() { modules.push(origin_top_mod); } - // Use indexed lookup for all indexable keys - let use_index = to_index_key(&key).is_some(); - let mut out: Vec> = if use_index { - SemanticIndex::indexed_references_for_symbol_in_ingot(self.db, ing, key) - } else { - SemanticIndex::references_for_symbol_across(self.db, &modules, key) - }; - // Dedup by (file, range) - let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = HashSet::new(); - out.retain(|r| match r.span.resolve(self.db) { - Some(sp) => seen.insert((sp.file, sp.range.start(), sp.range.end())), - None => true, - }); - out + map } } + pub struct DefinitionLocation<'db> { pub top_mod: TopLevelMod<'db>, pub span: DynLazySpan<'db>, } -// Legacy HoverInfo removed; use structured HoverData instead - /// Structured hover data for public API consumption. Semantic, not presentation. pub struct HoverData<'db> { pub top_mod: TopLevelMod<'db>, @@ -139,454 +144,88 @@ pub struct HoverData<'db> { pub kind: &'static str, } -#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] +#[derive(Debug, Clone, PartialEq, Eq, Hash)] pub struct Reference<'db> { pub top_mod: TopLevelMod<'db>, pub span: DynLazySpan<'db>, } - -impl SemanticIndex { - pub fn new() -> Self { - Self - } - - /// Return all definition candidates at cursor (includes ambiguous/not-found buckets). - /// Find all possible goto definition locations for a cursor position. - /// Uses the occurrence-based resolution system with clean delegation to occurrence handlers. - pub fn goto_candidates_at_cursor<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Vec> { - // Use a centralized façade for occurrence-based goto. If any result is produced, return it. - let mut out = Vec::new(); - if let Some(occ) = pick_best_occurrence_at_cursor(db, top_mod, cursor) { - let spans = crate::goto::goto_candidates_for_occurrence(db, &occ, top_mod); - for span in spans.into_iter() { - if let Some(tm) = span.top_mod(db) { out.push(DefinitionLocation { top_mod: tm, span }); } - else { out.push(DefinitionLocation { top_mod, span }); } - } - } - out - } - - /// Convenience: goto definition from a cursor within a module. - /// Applies a simple module-local preference policy when multiple candidates exist. - pub fn goto_definition_at_cursor<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option> { - if let Some(key) = symbol_at_cursor(db, top_mod, cursor) { - if let Some((tm, span)) = def_span_for_symbol(db, key) { - return Some(DefinitionLocation { top_mod: tm, span }); - } - } - // Fall back to occurrence-based candidates: callers that want multiple - // can use `goto_candidates_at_cursor`; we do not collapse here to avoid - // masking ambiguity. - None - } - - /// Resolve the given path in the provided scope and return the definition location if any. - /// This expects the caller to pass an appropriate `scope` for the path occurrence. - pub fn goto_definition_for_path<'db>( - db: &'db dyn HirAnalysisDb, - scope: ScopeId<'db>, - path: PathId<'db>, - ) -> Option> { - let assumptions = PredicateListId::empty_list(db); - let res = - resolve_with_policy(db, path, scope, assumptions, DomainPreference::Value).ok()?; - let span = res.name_span(db)?; - let top_mod = span.top_mod(db)?; - Some(DefinitionLocation { top_mod, span }) - } - - /// Find the HIR path under the given cursor within the smallest enclosing item. - /// Uses the unified occurrence index to pick the smallest covering PathSeg span. - pub fn at_cursor<'db>( - db: &'db dyn SpannedHirDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>)> { - use hir::source_index::occurrences_at_offset; - let mut best: Option<(PathId<'db>, ScopeId<'db>, usize, DynLazySpan<'db>, TextSize)> = None; - for occ in occurrences_at_offset(db, top_mod, cursor) { - if let OccurrencePayload::PathSeg { path, scope, seg_idx, span, .. } = occ { - if let Some(sp) = span.clone().resolve(db) { - let w: TextSize = sp.range.end() - sp.range.start(); - match best { - None => best = Some((path, scope, seg_idx, span, w)), - Some((_, _, _, _, bw)) if w < bw => best = Some((path, scope, seg_idx, span, w)), - _ => {} - } - } - } - } - best.map(|(p, s, i, span, _)| (p, s, i, span)) - } - - // legacy hover_at_cursor removed; use hover_info_for_symbol_at_cursor instead - - /// Structured hover data (signature, docs, kind) for the symbol at cursor. - pub fn hover_info_for_symbol_at_cursor<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option> { - let occ = pick_best_occurrence_at_cursor(db, top_mod, cursor)?; - let hs = crate::hover::hover_for_occurrence(db, &occ, top_mod)?; - Some(HoverData { top_mod, span: hs.span, signature: hs.signature, documentation: hs.documentation, kind: hs.kind }) - } - - /// Public identity API for consumers. - pub fn symbol_identity_at_cursor<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Option> { - symbol_at_cursor(db, top_mod, cursor) - } - - /// Public definition API for consumers. - pub fn definition_for_symbol<'db>( - db: &'db dyn SpannedHirAnalysisDb, - key: SymbolKey<'db>, - ) -> Option<(TopLevelMod<'db>, DynLazySpan<'db>)> { - def_span_for_symbol(db, key) - } - - /// Public references API for consumers. - pub fn references_for_symbol<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - key: SymbolKey<'db>, - ) -> Vec> { - find_refs_for_symbol(db, top_mod, key) - } - - /// Find references to the symbol under the cursor, within the given top module. - /// Identity-first: picks a SymbolKey at the cursor, then resolves refs. - pub fn find_references_at_cursor<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, - ) -> Vec> { - if let Some(key) = symbol_at_cursor(db, top_mod, cursor) { - return find_refs_for_symbol(db, top_mod, key); - } - Vec::new() - } - - /// Workspace-level: get references for the symbol under cursor across many modules. - /// `modules` should be a deduplicated list of `TopLevelMod` to search. - pub fn find_references_at_cursor_across<'db>( - db: &'db dyn SpannedHirAnalysisDb, - origin_top_mod: TopLevelMod<'db>, - modules: &[TopLevelMod<'db>], - cursor: TextSize, - ) -> Vec> { - if let Some(key) = symbol_at_cursor(db, origin_top_mod, cursor) { - return references_for_symbol_across(db, modules, key); - } - Vec::new() - } - - /// Workspace-level: get references for a symbol identity across many modules. - /// `modules` should be a deduplicated list of `TopLevelMod` to search. - pub fn references_for_symbol_across<'db>( - db: &'db dyn SpannedHirAnalysisDb, - modules: &[TopLevelMod<'db>], - key: SymbolKey<'db>, - ) -> Vec> { - references_for_symbol_across(db, modules, key) - } - - /// Build a per-module symbol index keyed by semantic identity. Not cached yet. - pub fn build_symbol_index_for_modules<'db>( - db: &'db dyn SpannedHirAnalysisDb, - modules: &[TopLevelMod<'db>], - ) -> FxHashMap, Vec>> { - let mut map: FxHashMap, Vec>> = FxHashMap::default(); - for &m in modules { - for (key, r) in collect_symbol_refs_for_module(db, m).into_iter() { - map.entry(key).or_default().push(r); - } - } - map - } - -} - -// Note: Ranking/ordering of candidates is left to callers. - -/// Pick the smallest covering occurrence at the cursor across all occurrence kinds. -fn kind_priority(occ: &OccurrencePayload<'_>) -> u8 { - match occ { - OccurrencePayload::PathExprSeg { .. } | OccurrencePayload::PathPatSeg { .. } => 0, - OccurrencePayload::MethodName { .. } - | OccurrencePayload::FieldAccessName { .. } - | OccurrencePayload::PatternLabelName { .. } - | OccurrencePayload::UseAliasName { .. } - | OccurrencePayload::UsePathSeg { .. } => 1, - OccurrencePayload::PathSeg { .. } => 2, - OccurrencePayload::ItemHeaderName { .. } => 3, - } +#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] +pub enum SymbolKey<'db> { + Scope(ScopeId<'db>), + EnumVariant(hir::hir_def::EnumVariant<'db>), + FuncParam(hir::hir_def::ItemKind<'db>, u16), + Method(FuncDef<'db>), + Local( + hir::hir_def::item::Func<'db>, + hir_analysis::ty::ty_check::BindingKey<'db>, + ), } +// Simple helper functions fn pick_best_occurrence_at_cursor<'db>( - db: &'db dyn SpannedHirDb, + db: &'db dyn hir::SpannedHirDb, top_mod: TopLevelMod<'db>, cursor: TextSize, ) -> Option> { use hir::source_index::occurrences_at_offset; - - // SIMPLIFIED: Only check exact cursor position, no fallbacks - // This ensures half-open range semantics are respected + let occs = occurrences_at_offset(db, top_mod, cursor); - - - // Find the best occurrence at this exact position let mut best: Option<(OccurrencePayload<'db>, TextSize, u8)> = None; + for occ in occs { - let span = match &occ { - OccurrencePayload::PathSeg { span, .. } - | OccurrencePayload::UsePathSeg { span, .. } - | OccurrencePayload::UseAliasName { span, .. } - | OccurrencePayload::MethodName { span, .. } - | OccurrencePayload::FieldAccessName { span, .. } - | OccurrencePayload::PatternLabelName { span, .. } - | OccurrencePayload::PathExprSeg { span, .. } - | OccurrencePayload::PathPatSeg { span, .. } - | OccurrencePayload::ItemHeaderName { span, .. } => span.clone(), + let span = crate::hover::get_span_from_occurrence(&occ); + let w = if let Some(sp) = span.resolve(db) { + sp.range.end() - sp.range.start() + } else { + TextSize::from(1u32) }; - let w = if let Some(sp) = span.resolve(db) { sp.range.end() - sp.range.start() } else { TextSize::from(1u32) }; let pr = kind_priority(&occ); - - // Prefer lower priority (better), then smaller width - match best { - None => best = Some((occ, w, pr)), - Some((_, bw, bpr)) if pr < bpr || (pr == bpr && w < bw) => best = Some((occ, w, pr)), - _ => {} - } - } - - best.map(|(occ, _, _)| occ) -} -/// Shared: collect symbol references for a single module by scanning the unified -/// occurrence rangemap and resolving each occurrence to a SymbolKey and span. -fn collect_symbol_refs_for_module<'db>( - db: &'db dyn SpannedHirAnalysisDb, - m: TopLevelMod<'db>, -) -> Vec<(SymbolKey<'db>, Reference<'db>)> { - let mut out: Vec<(SymbolKey<'db>, Reference<'db>)> = Vec::new(); - for occ in unified_occurrence_rangemap_for_top_mod(db, m).iter() { - // Skip header occurrences - we only want references, not definitions - match &occ.payload { - OccurrencePayload::ItemHeaderName { .. } => continue, + match best { + None => best = Some((occ, w, pr)), + Some((_, bw, bpr)) if pr < bpr || (pr == bpr && w < bw) => best = Some((occ, w, pr)), _ => {} } - - // Use the canonical occurrence interpreter to get the symbol target - if let Some(target) = occurrence_symbol_target(db, m, &occ.payload) { - if let Some(key) = occ_target_to_symbol_key(target) { - let span = compute_reference_span(db, &occ.payload, target, m); - out.push((key, Reference { top_mod: m, span })); - } - } } - out -} - -fn compute_reference_span<'db>( - db: &'db dyn SpannedHirAnalysisDb, - occ: &OccurrencePayload<'db>, - target: OccTarget<'db>, - _m: TopLevelMod<'db>, -) -> DynLazySpan<'db> { - match occ { - // For PathSeg, use smart anchoring based on the target - OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => { - let view = hir::path_view::HirPathAdapter::new(db, *path); - match target { - OccTarget::Scope(sc) => anchor_for_scope_match(db, &view, path_lazy.clone(), *path, *scope, sc), - _ => { - let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); - hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) - } - } - } - // For all other occurrence types, use the occurrence's own span - OccurrencePayload::PathExprSeg { span, .. } - | OccurrencePayload::PathPatSeg { span, .. } - | OccurrencePayload::FieldAccessName { span, .. } - | OccurrencePayload::PatternLabelName { span, .. } - | OccurrencePayload::MethodName { span, .. } - | OccurrencePayload::UseAliasName { span, .. } - | OccurrencePayload::UsePathSeg { span, .. } - | OccurrencePayload::ItemHeaderName { span, .. } => span.clone(), - } -} - -// (unused helper functions removed) - -// ---------- Tracked, per-ingot symbol index ---------- - -// We define a tiny DB marker for semantic-query so we can expose -// a cached, tracked index without bloating hir-analysis. -#[salsa::db] -pub trait SemanticQueryDb: SpannedHirAnalysisDb + LowerHirDb {} - -#[salsa::db] -impl SemanticQueryDb for T where T: SpannedHirAnalysisDb + LowerHirDb {} - -#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] -pub struct IndexedRefsEntry<'db> { - pub key: IndexKey<'db>, - pub refs: Vec>, -} - -/// Tracked per-ingot symbol index as a list to satisfy Salsa's Update bounds. -#[salsa::tracked(return_ref)] -pub fn symbol_index_for_ingot<'db>( - db: &'db dyn SemanticQueryDb, - ingot: Ingot<'db>, -) -> Vec> { - use common::file::IngotFileKind; - use hir::lower::map_file_to_mod; - - // Accumulate in a local map, then convert to a Vec of entries. - let mut map: FxHashMap, Vec>> = FxHashMap::default(); - - // Enumerate all source modules in the ingot - let view = ingot.files(db); - let mut modules = Vec::new(); - for (_u, f) in view.iter() { - if f.kind(db) == Some(IngotFileKind::Source) { - modules.push(map_file_to_mod(db, f)); - } - } - - // Build index via shared collector - for &m in &modules { - for (skey, r) in collect_symbol_refs_for_module(db, m).into_iter() { - if let Some(ikey) = to_index_key(&skey) { - map.entry(ikey).or_default().push(r); - } - } - } - - // Convert to a Vec of entries for tracked return type. - map.into_iter() - .map(|(key, refs)| IndexedRefsEntry { key, refs }) - .collect() -} - -impl SemanticIndex { - /// Lookup references for a symbol identity using the tracked per-ingot index. - /// Falls back to empty Vec if the key is missing. - pub fn indexed_references_for_symbol_in_ingot<'db>( - db: &'db dyn SemanticQueryDb, - ingot: Ingot<'db>, - key: SymbolKey<'db>, - ) -> Vec> { - if let Some(ikey) = to_index_key(&key) { - symbol_index_for_ingot(db, ingot) - .iter() - .find(|e| e.key == ikey) - .map(|e| e.refs.clone()) - .unwrap_or_default() - } else { - Vec::new() - } - } -} - - -// (header name helpers are superseded by ItemHeaderName occurrences) - -// (variant header helper superseded by ItemHeaderName occurrences) - -// (func header helper superseded by ItemHeaderName occurrences) - - - -// (enclosing func helpers not used here) -// reverse span index helpers deleted in favor of unified occurrence index - -// hover helpers removed; analysis façade provides semantic hover data - -#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] -pub enum SymbolKey<'db> { - Scope(hir::hir_def::scope_graph::ScopeId<'db>), - EnumVariant(hir::hir_def::EnumVariant<'db>), - FuncParam(hir::hir_def::ItemKind<'db>, u16), - Method(FuncDef<'db>), - // Local binding within a function - Local( - hir::hir_def::item::Func<'db>, - hir_analysis::ty::ty_check::BindingKey<'db>, - ), -} - -#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, salsa::Update)] -pub enum IndexKey<'db> { - Scope(hir::hir_def::scope_graph::ScopeId<'db>), - EnumVariant(hir::hir_def::EnumVariant<'db>), - FuncParam(hir::hir_def::ItemKind<'db>, u16), - Method(FuncDef<'db>), + best.map(|(occ, _, _)| occ) } -fn to_index_key<'db>(key: &SymbolKey<'db>) -> Option> { - match *key { - SymbolKey::Scope(sc) => Some(IndexKey::Scope(sc)), - SymbolKey::EnumVariant(v) => Some(IndexKey::EnumVariant(v)), - SymbolKey::FuncParam(item, idx) => Some(IndexKey::FuncParam(item, idx)), - SymbolKey::Method(fd) => Some(IndexKey::Method(fd)), - SymbolKey::Local(..) => None, +fn kind_priority(occ: &OccurrencePayload<'_>) -> u8 { + match occ { + OccurrencePayload::PathExprSeg { .. } | OccurrencePayload::PathPatSeg { .. } => 0, + OccurrencePayload::MethodName { .. } + | OccurrencePayload::FieldAccessName { .. } + | OccurrencePayload::PatternLabelName { .. } + | OccurrencePayload::UseAliasName { .. } + | OccurrencePayload::UsePathSeg { .. } => 1, + OccurrencePayload::PathSeg { .. } => 2, + OccurrencePayload::ItemHeaderName { .. } => 3, } } -// (symbol_key_from_res removed) - -// Duplicate of analysis façade implementing_methods_for_trait_method removed. - -// Unified identity at cursor -fn symbol_at_cursor<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - cursor: TextSize, -) -> Option> { - // Use simplified analysis bridge that respects half-open range semantics - if let Some(id) = hir_analysis::lookup::identity_at_offset(db, top_mod, cursor) { - use hir_analysis::lookup::SymbolIdentity as I; - let key = match id { - I::Scope(sc) => SymbolKey::Scope(sc), - I::EnumVariant(v) => SymbolKey::EnumVariant(v), - I::FuncParam(item, idx) => SymbolKey::FuncParam(item, idx), - I::Method(fd) => SymbolKey::Method(fd), - I::Local(func, bkey) => SymbolKey::Local(func, bkey), - }; - return Some(key); +fn occ_target_to_symbol_key<'db>(t: OccTarget<'db>) -> SymbolKey<'db> { + match t { + OccTarget::Scope(sc) => SymbolKey::Scope(sc), + OccTarget::EnumVariant(v) => SymbolKey::EnumVariant(v), + OccTarget::FuncParam(item, idx) => SymbolKey::FuncParam(item, idx), + OccTarget::Method(fd) => SymbolKey::Method(fd), + OccTarget::Local(func, bkey) => SymbolKey::Local(func, bkey), } - None } -fn occ_target_to_symbol_key<'db>(t: OccTarget<'db>) -> Option> { - match t { - OccTarget::Scope(sc) => Some(SymbolKey::Scope(sc)), - OccTarget::EnumVariant(v) => Some(SymbolKey::EnumVariant(v)), - OccTarget::FuncParam(item, idx) => Some(SymbolKey::FuncParam(item, idx)), - OccTarget::Method(fd) => Some(SymbolKey::Method(fd)), - OccTarget::Local(func, bkey) => Some(SymbolKey::Local(func, bkey)), +fn identity_to_symbol_key<'db>(identity: hir_analysis::lookup::SymbolIdentity<'db>) -> SymbolKey<'db> { + match identity { + hir_analysis::lookup::SymbolIdentity::Scope(sc) => SymbolKey::Scope(sc), + hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => SymbolKey::EnumVariant(v), + hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => SymbolKey::FuncParam(item, idx), + hir_analysis::lookup::SymbolIdentity::Method(fd) => SymbolKey::Method(fd), + hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => SymbolKey::Local(func, bkey), } } -// Definition span for a SymbolKey +// Definition span lookup - needed by goto fn def_span_for_symbol<'db>( db: &'db dyn SpannedHirAnalysisDb, key: SymbolKey<'db>, @@ -621,7 +260,7 @@ fn def_span_for_symbol<'db>( Some((tm, span)) } SymbolKey::FuncParam(item, idx) => { - let sc = hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx); + let sc = ScopeId::FuncParam(item, idx); let span = sc.name_span(db)?; let tm = span.top_mod(db)?; Some((tm, span)) @@ -629,7 +268,7 @@ fn def_span_for_symbol<'db>( } } -// Unified references by identity +// References - needed by find_references fn find_refs_for_symbol<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, @@ -637,85 +276,74 @@ fn find_refs_for_symbol<'db>( ) -> Vec> { use std::collections::HashSet; let mut out: Vec> = Vec::new(); - let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = HashSet::new(); + let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = + HashSet::new(); // 1) Always include def-site first when available. if let Some((tm, def_span)) = def_span_for_symbol(db, key.clone()) { if let Some(sp) = def_span.resolve(db) { seen.insert((sp.file, sp.range.start(), sp.range.end())); } - out.push(Reference { top_mod: tm, span: def_span }); + out.push(Reference { + top_mod: tm, + span: def_span, + }); } // 2) Single pass over occurrence index for this module. for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { // Skip header-name occurrences; def-site is already injected above. - match &occ.payload { OccurrencePayload::ItemHeaderName { .. } => continue, _ => {} } + match &occ.payload { + OccurrencePayload::ItemHeaderName { .. } => continue, + _ => {} + } // Resolve occurrence to a symbol identity and anchor appropriately. - let Some(target) = occurrence_symbol_target(db, top_mod, &occ.payload) else { continue }; + let Some(target) = occurrence_symbol_target(db, top_mod, &occ.payload) else { + continue; + }; // Custom matcher to allow associated functions (scopes) to match method occurrences let matches = match (key, target) { (SymbolKey::Scope(sc), OccTarget::Scope(sc2)) => sc == sc2, (SymbolKey::Scope(sc), OccTarget::Method(fd)) => fd.scope(db) == sc, (SymbolKey::EnumVariant(v), OccTarget::EnumVariant(v2)) => v == v2, - (SymbolKey::FuncParam(it, idx), OccTarget::FuncParam(it2, idx2)) => it == it2 && idx == idx2, + (SymbolKey::FuncParam(it, idx), OccTarget::FuncParam(it2, idx2)) => { + it == it2 && idx == idx2 + } (SymbolKey::Method(fd), OccTarget::Method(fd2)) => fd == fd2, - (SymbolKey::Local(func, bkey), OccTarget::Local(func2, bkey2)) => func == func2 && bkey == bkey2, - _ => false, - }; - if !matches { continue; } - - let span: DynLazySpan<'db> = match &occ.payload { - OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => { - match target { - OccTarget::Scope(sc) => { - let view = hir::path_view::HirPathAdapter::new(db, *path); - anchor_for_scope_match(db, &view, path_lazy.clone(), *path, *scope, sc) - } - _ => { - let view = hir::path_view::HirPathAdapter::new(db, *path); - let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); - hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) - } - } + (SymbolKey::Local(func, bkey), OccTarget::Local(func2, bkey2)) => { + func == func2 && bkey == bkey2 } - // For expression and pattern path segments, use the occurrence span. - OccurrencePayload::PathExprSeg { span, .. } | OccurrencePayload::PathPatSeg { span, .. } => span.clone(), - // Name-based occurrences anchor at the name span directly. - OccurrencePayload::UseAliasName { span, .. } - | OccurrencePayload::UsePathSeg { span, .. } - | OccurrencePayload::MethodName { span, .. } - | OccurrencePayload::FieldAccessName { span, .. } - | OccurrencePayload::PatternLabelName { span, .. } => span.clone(), - OccurrencePayload::ItemHeaderName { .. } => unreachable!(), + _ => false, }; + if !matches { + continue; + } + + let span = compute_reference_span(db, &occ.payload, target, top_mod); if let Some(sp) = span.resolve(db) { let k = (sp.file, sp.range.start(), sp.range.end()); - if !seen.insert(k) { continue; } + if !seen.insert(k) { + continue; + } } out.push(Reference { top_mod, span }); } - // 3) Method extras: include method refs via façade (covers UFCS and method-call), - // and if trait method, include implementing method def headers in this module. + // 3) Method extras: include implementing method def headers in this module for trait methods. if let SymbolKey::Method(fd) = key { - // Direct method references in this module - for span in crate::refs::method_refs_in_mod(db, top_mod, fd) { - if let Some(sp) = span.resolve(db) { - let k = (sp.file, sp.range.start(), sp.range.end()); - if !seen.insert(k) { continue; } - } - out.push(Reference { top_mod, span }); - } for m in crate::refs::implementing_methods_for_trait_method(db, top_mod, fd) { if let Some(span) = m.scope(db).name_span(db) { if let Some(sp) = span.resolve(db) { let k = (sp.file, sp.range.start(), sp.range.end()); - if !seen.insert(k) { continue; } + if !seen.insert(k) { + continue; + } + } + if let Some(tm) = span.top_mod(db) { + out.push(Reference { top_mod: tm, span }); } - if let Some(tm) = span.top_mod(db) { out.push(Reference { top_mod: tm, span }); } } } } @@ -723,26 +351,37 @@ fn find_refs_for_symbol<'db>( out } -fn references_for_symbol_across<'db>( +fn compute_reference_span<'db>( db: &'db dyn SpannedHirAnalysisDb, - modules: &[TopLevelMod<'db>], - key: SymbolKey<'db>, -) -> Vec> { - use std::collections::HashSet; - let mut out = Vec::new(); - let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = HashSet::new(); - for &m in modules { - for r in find_refs_for_symbol(db, m, key.clone()) { - if let Some(sp) = r.span.resolve(db) { - let key = (sp.file, sp.range.start(), sp.range.end()); - if seen.insert(key) { - out.push(r); + occ: &OccurrencePayload<'db>, + target: OccTarget<'db>, + _m: TopLevelMod<'db>, +) -> DynLazySpan<'db> { + match occ { + // For PathSeg, use smart anchoring based on the target + OccurrencePayload::PathSeg { + path, + scope, + path_lazy, + .. + } => { + let view = hir::path_view::HirPathAdapter::new(db, *path); + match target { + OccTarget::Scope(sc) => crate::anchor::anchor_for_scope_match( + db, + &view, + path_lazy.clone(), + *path, + *scope, + sc, + ), + _ => { + let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); + hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) } - } else { - // Unresolvable spans are rare; keep them without dedup - out.push(r); } } + // For all other occurrence types, use the occurrence's own span + _ => crate::hover::get_span_from_occurrence(occ), } - out } diff --git a/crates/semantic-query/src/refs.rs b/crates/semantic-query/src/refs.rs index 62211727a9..056021f922 100644 --- a/crates/semantic-query/src/refs.rs +++ b/crates/semantic-query/src/refs.rs @@ -1,39 +1,53 @@ use hir_analysis::diagnostics::SpannedHirAnalysisDb; -use hir_analysis::ty::{trait_resolution::PredicateListId, func_def::FuncDef}; +use hir_analysis::ty::{func_def::FuncDef, trait_resolution::PredicateListId}; -use hir::span::DynLazySpan; -use hir::source_index::unified_occurrence_rangemap_for_top_mod; -use hir::hir_def::{IdentId, TopLevelMod, ItemKind, scope_graph::ScopeId}; +use hir::hir_def::{scope_graph::ScopeId, IdentId, ItemKind, TopLevelMod}; -use crate::anchor::anchor_for_scope_match; -use crate::util::enclosing_func; - -pub fn implementing_methods_for_trait_method<'db>( +pub(crate) fn implementing_methods_for_trait_method<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, fd: FuncDef<'db>, ) -> Vec> { - let Some(func) = fd.hir_func_def(db) else { return Vec::new() }; - let Some(parent) = func.scope().parent(db) else { return Vec::new() }; - let trait_item = match parent { ScopeId::Item(ItemKind::Trait(t)) => t, _ => return Vec::new() }; + let Some(func) = fd.hir_func_def(db) else { + return Vec::new(); + }; + let Some(parent) = func.scope().parent(db) else { + return Vec::new(); + }; + let trait_item = match parent { + ScopeId::Item(ItemKind::Trait(t)) => t, + _ => return Vec::new(), + }; let name: IdentId<'db> = fd.name(db); let assumptions = PredicateListId::empty_list(db); let mut out = Vec::new(); for it in top_mod.all_impl_traits(db) { - let Some(tr_ref) = it.trait_ref(db).to_opt() else { continue }; - let hir::hir_def::Partial::Present(path) = tr_ref.path(db) else { continue }; - let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = hir_analysis::name_resolution::resolve_with_policy( - db, - path, - it.scope(), - assumptions, - hir_analysis::name_resolution::DomainPreference::Type, - ) else { continue }; - if tr_inst.def(db).trait_(db) != trait_item { continue; } + let Some(tr_ref) = it.trait_ref(db).to_opt() else { + continue; + }; + let hir::hir_def::Partial::Present(path) = tr_ref.path(db) else { + continue; + }; + let Ok(hir_analysis::name_resolution::PathRes::Trait(tr_inst)) = + hir_analysis::name_resolution::resolve_with_policy( + db, + path, + it.scope(), + assumptions, + hir_analysis::name_resolution::DomainPreference::Type, + ) + else { + continue; + }; + if tr_inst.def(db).trait_(db) != trait_item { + continue; + } for child in it.children_non_nested(db) { if let ItemKind::Func(impl_fn) = child { if impl_fn.name(db).to_opt() == Some(name) { - if let Some(fd2) = hir_analysis::ty::func_def::lower_func(db, impl_fn) { out.push(fd2); } + if let Some(fd2) = hir_analysis::ty::func_def::lower_func(db, impl_fn) { + out.push(fd2); + } } } } @@ -41,47 +55,3 @@ pub fn implementing_methods_for_trait_method<'db>( out } -pub fn method_refs_in_mod<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - fd: FuncDef<'db>, -) -> Vec> { - let mut out: Vec> = Vec::new(); - - // Method calls by typed identity - for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - if let hir::source_index::OccurrencePayload::MethodName { scope, body, receiver, ident, span: name_span } = &occ.payload { - if let Some(func) = enclosing_func(db, body.scope()) { - if let Some(cand) = crate::util::resolve_method_call(db, func, *receiver, *ident, *scope) { - if cand == fd { out.push(name_span.clone()); } - } - } - } - } - - // UFCS/associated paths resolving to the same method or its scope - let func_scope = fd.scope(db); - let assumptions = PredicateListId::empty_list(db); - for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - let (p, s, path_lazy) = match &occ.payload { - hir::source_index::OccurrencePayload::PathSeg { path, scope, path_lazy, .. } => (*path, *scope, path_lazy.clone()), - _ => continue, - }; - let Ok(res) = hir_analysis::name_resolution::resolve_with_policy(db, p, s, assumptions, hir_analysis::name_resolution::DomainPreference::Either) else { continue }; - let matches_fd = match hir_analysis::name_resolution::method_func_def_from_res(&res) { - Some(mfd) => mfd == fd, - None => false, - }; - if matches_fd || res.as_scope(db) == Some(func_scope) { - let view = hir::path_view::HirPathAdapter::new(db, p); - let span = if res.as_scope(db) == Some(func_scope) { - anchor_for_scope_match(db, &view, path_lazy.clone(), p, s, func_scope) - } else { - let anchor = hir::path_anchor::AnchorPicker::pick_unresolved_tail(&view); - hir::path_anchor::map_path_anchor_to_dyn_lazy(path_lazy.clone(), anchor) - }; - out.push(span); - } - } - out -} diff --git a/crates/semantic-query/src/util.rs b/crates/semantic-query/src/util.rs deleted file mode 100644 index f7f7a367f6..0000000000 --- a/crates/semantic-query/src/util.rs +++ /dev/null @@ -1,38 +0,0 @@ -use hir::hir_def::{ItemKind, scope_graph::ScopeId}; -use hir::SpannedHirDb; -use hir_analysis::diagnostics::SpannedHirAnalysisDb; -use hir_analysis::ty::func_def::FuncDef; -use hir_analysis::ty::trait_resolution::PredicateListId; - -pub(crate) fn enclosing_func<'db>( - db: &'db dyn SpannedHirDb, - mut scope: ScopeId<'db>, -) -> Option> { - for _ in 0..16 { - if let Some(item) = scope.to_item() { - if let ItemKind::Func(f) = item { return Some(f); } - } - if let Some(parent) = scope.parent(db) { scope = parent; } else { break; } - } - None -} - -pub(crate) fn resolve_method_call<'db>( - db: &'db dyn SpannedHirAnalysisDb, - func: hir::hir_def::item::Func<'db>, - receiver: hir::hir_def::ExprId, - method_name: hir::hir_def::IdentId<'db>, - scope: ScopeId<'db>, -) -> Option> { - use hir_analysis::ty::{ty_check::check_func_body, canonical::Canonical}; - let (_diags, typed) = check_func_body(db, func).clone(); - let recv_ty = typed.expr_prop(db, receiver).ty; - let assumptions = PredicateListId::empty_list(db); - hir_analysis::name_resolution::find_method_id( - db, - Canonical::new(db, recv_ty), - method_name, - scope, - assumptions, - ) -} diff --git a/crates/semantic-query/test_files/ambiguous_methods.fe b/crates/semantic-query/test_files/ambiguous_methods.fe new file mode 100644 index 0000000000..d442735abf --- /dev/null +++ b/crates/semantic-query/test_files/ambiguous_methods.fe @@ -0,0 +1,22 @@ +struct Container { value: i32 } + +trait TraitA { + fn get(self) -> i32 +} + +trait TraitB { + fn get(self) -> i32 +} + +impl TraitA for Container { + fn get(self) -> i32 { self.value } +} + +impl TraitB for Container { + fn get(self) -> i32 { self.value + 1 } +} + +fn test() { + let c = Container { value: 42 } + let r = c.get() +} diff --git a/crates/semantic-query/test_files/ambiguous_methods.snap b/crates/semantic-query/test_files/ambiguous_methods.snap new file mode 100644 index 0000000000..aec38abfd9 --- /dev/null +++ b/crates/semantic-query/test_files/ambiguous_methods.snap @@ -0,0 +1,161 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +--- +Symbol: ambiguous_methods::Container +help: definitions + references + ┌─ ambiguous_methods.fe:1:8 + │ + 1 │ struct Container { value: i32 } + │ ^^^^^^^^^ + │ │ + │ def: defined here @ 1:8 (6 refs) + │ ref: 1:8 + · +11 │ impl TraitA for Container { + │ ^^^^^^^^^ ref: 11:17 +12 │ fn get(self) -> i32 { self.value } + │ ^^^^ ref: 12:12 + · +15 │ impl TraitB for Container { + │ ^^^^^^^^^ ref: 15:17 +16 │ fn get(self) -> i32 { self.value + 1 } + │ ^^^^ ref: 16:12 + · +20 │ let c = Container { value: 42 } + │ ^^^^^^^^^ ref: 20:13 + + + +Symbol: ambiguous_methods::Container::value +help: definitions + references + ┌─ ambiguous_methods.fe:1:20 + │ + 1 │ struct Container { value: i32 } + │ ^^^^^ + │ │ + │ def: defined here @ 1:20 (3 refs) + │ ref: 1:20 + · +12 │ fn get(self) -> i32 { self.value } + │ ^^^^^ ref: 12:32 + · +16 │ fn get(self) -> i32 { self.value + 1 } + │ ^^^^^ ref: 16:32 + + + +Symbol: ambiguous_methods::TraitA +help: definitions + references + ┌─ ambiguous_methods.fe:3:7 + │ + 3 │ trait TraitA { + │ ^^^^^^ + │ │ + │ def: defined here @ 3:7 (3 refs) + │ ref: 3:7 + 4 │ fn get(self) -> i32 + │ ^^^^ ref: 4:12 + · +11 │ impl TraitA for Container { + │ ^^^^^^ ref: 11:6 + + + +Symbol: ambiguous_methods::TraitA::get::get +help: definitions + references + ┌─ ambiguous_methods.fe:4:8 + │ + 4 │ fn get(self) -> i32 + │ ^^^ + │ │ + │ def: defined here @ 4:8 (3 refs) + │ ref: 4:8 + · +12 │ fn get(self) -> i32 { self.value } + │ ^^^ ref: 12:8 + · +21 │ let r = c.get() + │ ^^^ ref: 21:15 + + + +Symbol: ambiguous_methods::TraitB +help: definitions + references + ┌─ ambiguous_methods.fe:7:7 + │ + 7 │ trait TraitB { + │ ^^^^^^ + │ │ + │ def: defined here @ 7:7 (3 refs) + │ ref: 7:7 + 8 │ fn get(self) -> i32 + │ ^^^^ ref: 8:12 + · +15 │ impl TraitB for Container { + │ ^^^^^^ ref: 15:6 + + + +Symbol: ambiguous_methods::TraitB::get::get +help: definitions + references + ┌─ ambiguous_methods.fe:8:8 + │ + 8 │ fn get(self) -> i32 + │ ^^^ + │ │ + │ def: defined here @ 8:8 (2 refs) + │ ref: 8:8 + · +16 │ fn get(self) -> i32 { self.value + 1 } + │ ^^^ ref: 16:8 + + + +Symbol: local in ambiguous_methods::test +help: definitions + references + ┌─ ambiguous_methods.fe:20:9 + │ +20 │ let c = Container { value: 42 } + │ ^ + │ │ + │ def: defined here @ 20:9 (2 refs) + │ ref: 20:9 +21 │ let r = c.get() + │ ^ ref: 21:13 + + + +Symbol: local in ambiguous_methods::test +help: definitions + references + ┌─ ambiguous_methods.fe:21:9 + │ +21 │ let r = c.get() + │ ^ + │ │ + │ def: defined here @ 21:9 (1 refs) + │ ref: 21:9 + + + +Symbol: param#0 of +help: definitions + references + ┌─ ambiguous_methods.fe:16:12 + │ +16 │ fn get(self) -> i32 { self.value + 1 } + │ ^^^^ ^^^^ ref: 16:27 + │ │ + │ def: defined here @ 16:12 (2 refs) + │ ref: 16:12 + + + +Symbol: param#0 of +help: definitions + references + ┌─ ambiguous_methods.fe:12:12 + │ +12 │ fn get(self) -> i32 { self.value } + │ ^^^^ ^^^^ ref: 12:27 + │ │ + │ def: defined here @ 12:12 (2 refs) + │ ref: 12:12 diff --git a/crates/semantic-query/test_files/methods_call.fe b/crates/semantic-query/test_files/methods_call.fe index 47b6e645b2..f3eaaa25ff 100644 --- a/crates/semantic-query/test_files/methods_call.fe +++ b/crates/semantic-query/test_files/methods_call.fe @@ -1,5 +1,13 @@ struct Container { value: i32 } +trait ContainerTrait { + fn get(self) -> i32 +} + +impl ContainerTrait for Container { + fn get(self) -> i32 { self.value } +} + impl Container { pub fn get(self) -> i32 { self.value } } @@ -8,4 +16,3 @@ fn test() { let c = Container { value: 42 } let r = c.get() } - diff --git a/crates/semantic-query/test_files/methods_call.snap b/crates/semantic-query/test_files/methods_call.snap index 12bd83225e..b937ec27f1 100644 --- a/crates/semantic-query/test_files/methods_call.snap +++ b/crates/semantic-query/test_files/methods_call.snap @@ -5,86 +5,123 @@ input_file: test_files/methods_call.snap --- Symbol: local in methods_call::test help: definitions + references - ┌─ methods_call.fe:9:7 - │ -9 │ let r = c.get() - │ ^ - │ │ - │ def: defined here @ 9:7 (1 refs) - │ ref: 9:7 + ┌─ methods_call.fe:16:7 + │ +16 │ let c = Container { value: 42 } + │ ^ + │ │ + │ def: defined here @ 16:7 (2 refs) + │ ref: 16:7 +17 │ let r = c.get() + │ ^ ref: 17:11 Symbol: local in methods_call::test help: definitions + references - ┌─ methods_call.fe:8:7 - │ -8 │ let c = Container { value: 42 } - │ ^ - │ │ - │ def: defined here @ 8:7 (2 refs) - │ ref: 8:7 -9 │ let r = c.get() - │ ^ ref: 9:11 + ┌─ methods_call.fe:17:7 + │ +17 │ let r = c.get() + │ ^ + │ │ + │ def: defined here @ 17:7 (1 refs) + │ ref: 17:7 Symbol: method get help: definitions + references - ┌─ methods_call.fe:4:10 - │ -4 │ pub fn get(self) -> i32 { self.value } - │ ^^^ - │ │ - │ def: defined here @ 4:10 (2 refs) - │ ref: 4:10 - · -9 │ let r = c.get() - │ ^^^ ref: 9:13 + ┌─ methods_call.fe:12:10 + │ +12 │ pub fn get(self) -> i32 { self.value } + │ ^^^ + │ │ + │ def: defined here @ 12:10 (2 refs) + │ ref: 12:10 + · +17 │ let r = c.get() + │ ^^^ ref: 17:13 Symbol: methods_call::Container help: definitions + references - ┌─ methods_call.fe:1:8 - │ -1 │ struct Container { value: i32 } - │ ^^^^^^^^^ - │ │ - │ def: defined here @ 1:8 (4 refs) - │ ref: 1:8 -2 │ -3 │ impl Container { - │ ^^^^^^^^^ ref: 3:6 -4 │ pub fn get(self) -> i32 { self.value } - │ ^^^^ ref: 4:14 - · -8 │ let c = Container { value: 42 } - │ ^^^^^^^^^ ref: 8:11 + ┌─ methods_call.fe:1:8 + │ + 1 │ struct Container { value: i32 } + │ ^^^^^^^^^ + │ │ + │ def: defined here @ 1:8 (6 refs) + │ ref: 1:8 + · + 7 │ impl ContainerTrait for Container { + │ ^^^^^^^^^ ref: 7:25 + 8 │ fn get(self) -> i32 { self.value } + │ ^^^^ ref: 8:12 + · +11 │ impl Container { + │ ^^^^^^^^^ ref: 11:6 +12 │ pub fn get(self) -> i32 { self.value } + │ ^^^^ ref: 12:14 + · +16 │ let c = Container { value: 42 } + │ ^^^^^^^^^ ref: 16:11 Symbol: methods_call::Container::value help: definitions + references - ┌─ methods_call.fe:1:20 + ┌─ methods_call.fe:1:20 + │ + 1 │ struct Container { value: i32 } + │ ^^^^^ + │ │ + │ def: defined here @ 1:20 (3 refs) + │ ref: 1:20 + · + 8 │ fn get(self) -> i32 { self.value } + │ ^^^^^ ref: 8:32 + · +12 │ pub fn get(self) -> i32 { self.value } + │ ^^^^^ ref: 12:34 + + + +Symbol: methods_call::ContainerTrait +help: definitions + references + ┌─ methods_call.fe:3:7 │ -1 │ struct Container { value: i32 } - │ ^^^^^ - │ │ - │ def: defined here @ 1:20 (2 refs) - │ ref: 1:20 +3 │ trait ContainerTrait { + │ ^^^^^^^^^^^^^^ + │ │ + │ def: defined here @ 3:7 (3 refs) + │ ref: 3:7 +4 │ fn get(self) -> i32 + │ ^^^^ ref: 4:12 · -4 │ pub fn get(self) -> i32 { self.value } - │ ^^^^^ ref: 4:34 +7 │ impl ContainerTrait for Container { + │ ^^^^^^^^^^^^^^ ref: 7:6 + + + +Symbol: param#0 of +help: definitions + references + ┌─ methods_call.fe:12:14 + │ +12 │ pub fn get(self) -> i32 { self.value } + │ ^^^^ ^^^^ ref: 12:29 + │ │ + │ def: defined here @ 12:14 (2 refs) + │ ref: 12:14 Symbol: param#0 of help: definitions + references - ┌─ methods_call.fe:4:14 + ┌─ methods_call.fe:8:12 │ -4 │ pub fn get(self) -> i32 { self.value } - │ ^^^^ ^^^^ ref: 4:29 - │ │ - │ def: defined here @ 4:14 (2 refs) - │ ref: 4:14 +8 │ fn get(self) -> i32 { self.value } + │ ^^^^ ^^^^ ref: 8:27 + │ │ + │ def: defined here @ 8:12 (2 refs) + │ ref: 8:12 diff --git a/crates/semantic-query/tests/boundary_cases.rs b/crates/semantic-query/tests/boundary_cases.rs index 2c6b9aa762..4b22140134 100644 --- a/crates/semantic-query/tests/boundary_cases.rs +++ b/crates/semantic-query/tests/boundary_cases.rs @@ -1,6 +1,6 @@ use common::InputDb; use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::SemanticQuery; use hir::lower::map_file_to_mod; use hir::span::LazySpan as _; use url::Url; @@ -27,28 +27,28 @@ fn local_param_boundaries() { // First character of local 'y' usage (the 'y' in 'return y') let start_y = offset_of(&content, "return y") + parser::TextSize::from(7u32); // 7 = length of "return " - let key_start = SemanticIndex::symbol_identity_at_cursor(&db, top, start_y) + let key_start = SemanticQuery::at_cursor(&db, top, start_y).symbol_key() .expect("symbol at start of y"); // Last character of 'y' usage is same as start here (single-char ident) let last_y = start_y; // single char - let key_last = SemanticIndex::symbol_identity_at_cursor(&db, top, last_y) + let key_last = SemanticQuery::at_cursor(&db, top, last_y).symbol_key() .expect("symbol at last char of y"); assert_eq!(key_start, key_last, "identity should be stable across y span"); // Immediately after local 'y' (half-open end): should not select let after_y = last_y + parser::TextSize::from(1u32); - let symbol_after = SemanticIndex::symbol_identity_at_cursor(&db, top, after_y); + let symbol_after = SemanticQuery::at_cursor(&db, top, after_y).symbol_key(); assert!(symbol_after.is_none(), "no symbol immediately after y"); // Parameter usage 'x' resolves to parameter identity let x_use = offset_of(&content, " x") + parser::TextSize::from(1u32); - let key_param = SemanticIndex::symbol_identity_at_cursor(&db, top, x_use) + let key_param = SemanticQuery::at_cursor(&db, top, x_use).symbol_key() .expect("symbol for param x usage"); // Def span should match a param header in the function - let (_tm, def_span) = SemanticIndex::definition_for_symbol(&db, key_param).expect("def for param"); + let (_tm, def_span) = SemanticQuery::definition_for_symbol(&db, key_param).expect("def for param"); let def_res = def_span.resolve(&db).expect("resolve def span"); let name_text = &content.as_str()[(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; assert_eq!(name_text, "x"); @@ -70,17 +70,17 @@ fn shadowing_param_by_local() { // Cursor at the final 'x' usage should resolve to the local, not the param let use_x = offset_of(&content, "return x") + parser::TextSize::from(7u32); // 7 = length of "return " - let key_use = SemanticIndex::symbol_identity_at_cursor(&db, top, use_x) + let key_use = SemanticQuery::at_cursor(&db, top, use_x).symbol_key() .expect("symbol at x usage"); // Def for resolved key should be the local 'x' binding - let (_tm, def_span) = SemanticIndex::definition_for_symbol(&db, key_use).expect("def for x"); + let (_tm, def_span) = SemanticQuery::definition_for_symbol(&db, key_use).expect("def for x"); let def_res = def_span.resolve(&db).expect("resolve def"); let def_text = &content.as_str()[(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; assert_eq!(def_text, "x"); // Ensure that the key does not equal the param identity let param_pos = offset_of(&content, "(x:") + parser::TextSize::from(1u32); - let param_key = SemanticIndex::symbol_identity_at_cursor(&db, top, param_pos).expect("param key"); + let param_key = SemanticQuery::at_cursor(&db, top, param_pos).symbol_key().expect("param key"); assert_ne!(format!("{:?}", key_use), format!("{:?}", param_key)); } diff --git a/crates/semantic-query/tests/refs_def_site.rs b/crates/semantic-query/tests/refs_def_site.rs index 518ad78497..04009f0c85 100644 --- a/crates/semantic-query/tests/refs_def_site.rs +++ b/crates/semantic-query/tests/refs_def_site.rs @@ -1,6 +1,6 @@ use common::InputDb; use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::SemanticQuery; use hir::lower::map_file_to_mod; use hir::span::LazySpan as _; use url::Url; @@ -46,7 +46,7 @@ fn def_site_method_refs_include_ufcs() { } } let cursor = cursor.expect("found def-site method name"); - let refs = SemanticIndex::find_references_at_cursor(&db, top, cursor); + let refs = SemanticQuery::at_cursor(&db, top, cursor).find_references(); assert!(refs.len() >= 3, "expected at least 3 refs, got {}", refs.len()); // Collect (line,col) pairs for readability @@ -80,9 +80,9 @@ fn main(x: i32) -> i32 { let y = x; return y } // Cursor on parameter usage 'x' let cursor_x = parser::TextSize::from(content.find(" x; ").unwrap() as u32 + 1); - if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&db, top, cursor_x) { - if let Some((_tm, def_span)) = SemanticIndex::definition_for_symbol(&db, key) { - let refs = SemanticIndex::references_for_symbol(&db, top, key); + if let Some(key) = SemanticQuery::at_cursor(&db, top, cursor_x).symbol_key() { + if let Some((_tm, def_span)) = SemanticQuery::definition_for_symbol(&db, key) { + let refs = SemanticQuery::references_for_symbol(&db, top, key); let def_resolved = def_span.resolve(&db).expect("def span resolve"); assert!(refs.iter().any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), "param def-site missing from refs"); } @@ -92,9 +92,9 @@ fn main(x: i32) -> i32 { let y = x; return y } // Cursor on local 'y' usage (in return statement) let cursor_y = parser::TextSize::from(content.rfind("return y").unwrap() as u32 + 7); - if let Some(key) = SemanticIndex::symbol_identity_at_cursor(&db, top, cursor_y) { - if let Some((_tm, def_span)) = SemanticIndex::definition_for_symbol(&db, key) { - let refs = SemanticIndex::references_for_symbol(&db, top, key); + if let Some(key) = SemanticQuery::at_cursor(&db, top, cursor_y).symbol_key() { + if let Some((_tm, def_span)) = SemanticQuery::definition_for_symbol(&db, key) { + let refs = SemanticQuery::references_for_symbol(&db, top, key); let def_resolved = def_span.resolve(&db).expect("def span resolve"); assert!(refs.iter().any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), "local def-site missing from refs"); } diff --git a/crates/semantic-query/tests/symbol_keys_snap.rs b/crates/semantic-query/tests/symbol_keys_snap.rs index 1d565b1bf4..0922805892 100644 --- a/crates/semantic-query/tests/symbol_keys_snap.rs +++ b/crates/semantic-query/tests/symbol_keys_snap.rs @@ -1,40 +1,13 @@ use common::InputDb; use dir_test::{dir_test, Fixture}; use driver::DriverDataBase; -use fe_semantic_query::SemanticIndex; +use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan as _, SpannedHirDb}; use hir_analysis::HirAnalysisDb; use test_utils::snap_test; use test_utils::snap::{codespan_render_defs_refs, line_col_from_cursor}; use url::Url; -fn to_lsp_location_from_span( - db: &dyn InputDb, - span: common::diagnostics::Span, -) -> Option { - let url = span.file.url(db)?; - let text = span.file.text(db); - let starts: Vec = text - .lines() - .scan(0, |st, ln| { - let o = *st; - *st += ln.len() + 1; - Some(o) - }) - .collect(); - let idx = |off: parser::TextSize| starts.binary_search(&Into::::into(off)).unwrap_or_else(|n| n.saturating_sub(1)); - let sl = idx(span.range.start()); - let el = idx(span.range.end()); - let sc: usize = Into::::into(span.range.start()) - starts[sl]; - let ec: usize = Into::::into(span.range.end()) - starts[el]; - Some(async_lsp::lsp_types::Location { - uri: url, - range: async_lsp::lsp_types::Range { - start: async_lsp::lsp_types::Position::new(sl as u32, sc as u32), - end: async_lsp::lsp_types::Position::new(el as u32, ec as u32), - }, - }) -} fn symbol_label<'db>(db: &'db dyn SpannedHirDb, adb: &'db dyn HirAnalysisDb, key: &fe_semantic_query::SymbolKey<'db>) -> String { use fe_semantic_query::SymbolKey; @@ -78,7 +51,7 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { if modules.is_empty() { modules.push(top); } // Build symbol index across modules - let map = SemanticIndex::build_symbol_index_for_modules(&db, &modules); + let map = SemanticQuery::build_symbol_index_for_modules(&db, &modules); // Stable ordering of symbol keys via labels let mut entries: Vec<(String, fe_semantic_query::SymbolKey)> = map @@ -90,9 +63,9 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { let mut out = String::new(); for (label, key) in entries { // Gather def - let def_opt = SemanticIndex::definition_for_symbol(&db, key).and_then(|(_tm, span)| span.resolve(&db)); + let def_opt = SemanticQuery::definition_for_symbol(&db, key).and_then(|(_tm, span)| span.resolve(&db)); // Gather refs across modules - let refs = SemanticIndex::references_for_symbol(&db, top, key.clone()); + let refs = SemanticQuery::references_for_symbol(&db, top, key.clone()); let mut refs_by_file: std::collections::BTreeMap> = Default::default(); for r in refs { if let Some(sp) = r.span.resolve(&db) { diff --git a/debug_identity.rs b/debug_identity.rs deleted file mode 100644 index 4ab8d223cc..0000000000 --- a/debug_identity.rs +++ /dev/null @@ -1,40 +0,0 @@ -// Debug program to test identity_at_offset function -use common::InputDb; -use driver::DriverDataBase; -use hir::lower::map_file_to_mod; -use parser::TextSize; -use url::Url; - -fn offset_of(text: &str, needle: &str) -> TextSize { - TextSize::from(text.find(needle).expect("needle present") as u32) -} - -fn main() { - let content = r#" -fn main(x: i32) -> i32 { let y = x; y } -"#; - let tmp = std::env::temp_dir().join("debug_identity.fe"); - std::fs::write(&tmp, content).unwrap(); - let mut db = DriverDataBase::default(); - let file = db - .workspace() - .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.to_string())); - let top = map_file_to_mod(&db, file); - - // Test: find identity of 'y' usage - let y_pos = offset_of(content, "y }"); - println!("Looking for identity at offset {} (character: '{}')", - y_pos.into(): usize, - content.chars().nth(y_pos.into(): usize).unwrap_or('?')); - - // First check if there are any occurrences at this offset - let occs = hir::source_index::occurrences_at_offset(&db, top, y_pos); - println!("Found {} occurrences at offset:", occs.len()); - for (i, occ) in occs.iter().enumerate() { - println!(" [{}]: {:?}", i, occ); - } - - // Now try to get identity - let identity = hir_analysis::lookup::identity_at_offset(&db, top, y_pos); - println!("Identity result: {:?}", identity); -} \ No newline at end of file diff --git a/debug_local.fe b/debug_local.fe deleted file mode 100644 index 967abef21d..0000000000 --- a/debug_local.fe +++ /dev/null @@ -1 +0,0 @@ -fn main(x: i32) -> i32 { let y = x; y } \ No newline at end of file From 4fea3e00f4645acedf87fdfa82990458bb5c11ca Mon Sep 17 00:00:00 2001 From: Micah Date: Sat, 6 Sep 2025 05:01:56 -0500 Subject: [PATCH 4/5] add goto implementation and rename via SemanticQuery --- crates/hir-analysis/src/analysis_pass.rs | 16 + crates/hir-analysis/src/lib.rs | 2 +- crates/hir-analysis/src/lookup.rs | 285 +++++++++++------ .../src/name_resolution/method_api.rs | 29 +- .../hir-analysis/src/name_resolution/mod.rs | 2 +- .../src/name_resolution/path_resolver.rs | 4 +- .../src/name_resolution/policy.rs | 2 - crates/hir-analysis/src/ty/def_analysis.rs | 3 +- .../src/ty/trait_resolution/mod.rs | 40 +-- crates/hir-analysis/src/ty/ty_check/expr.rs | 2 +- crates/hir-analysis/src/ty/ty_check/mod.rs | 145 +-------- crates/hir-analysis/src/ty/ty_check/pat.rs | 20 +- crates/hir-analysis/src/ty/ty_error.rs | 4 +- crates/hir-analysis/src/ty/ty_lower.rs | 3 +- crates/hir/src/hir_def/item.rs | 10 +- crates/hir/src/hir_def/module_tree.rs | 57 ++-- crates/hir/src/lib.rs | 6 +- crates/hir/src/lower/body.rs | 3 +- crates/hir/src/lower/scope_builder.rs | 14 +- crates/hir/src/lower/stmt.rs | 14 +- crates/hir/src/path_anchor.rs | 73 ++--- crates/hir/src/path_view.rs | 20 +- crates/hir/src/source_index.rs | 217 ++++++++----- .../src/functionality/capabilities.rs | 6 + .../language-server/src/functionality/goto.rs | 288 +----------------- .../src/functionality/handlers.rs | 14 +- .../src/functionality/hover.rs | 20 +- .../src/functionality/implementations.rs | 63 ++++ .../language-server/src/functionality/mod.rs | 2 + .../src/functionality/references.rs | 64 ++-- .../src/functionality/rename.rs | 78 +++++ crates/language-server/src/lsp_diagnostics.rs | 112 ++++++- crates/language-server/src/server.rs | 7 + crates/language-server/test_files/goto.fe | 15 - crates/language-server/test_files/goto.snap | 27 -- crates/language-server/test_files/lol.fe | 12 - .../test_files/messy/dangling.fe | 0 .../test_files/messy/foo/bar/fe.toml | 0 .../test_files/messy/foo/bar/src/main.fe | 0 .../test_files/nested_ingots/fe.toml | 0 .../nested_ingots/ingots/foo/fe.toml | 0 .../nested_ingots/ingots/foo/src/main.fe | 1 - .../test_files/nested_ingots/src/lib.fe | 0 .../test_files/single_ingot/fe.toml | 0 .../test_files/single_ingot/src/foo.fe | 8 - .../test_files/single_ingot/src/lib.fe | 23 -- .../test_files/single_ingot/src/lib.snap | 39 --- .../test_files/smallest_enclosing.fe | 7 - .../test_files/smallest_enclosing.snap | 17 -- .../test_files/test_local_goto.fe | 14 - .../test_files/test_local_goto.snap | 23 -- .../comprehensive/diagnostics.snap | 10 + .../test_projects/comprehensive/fe.toml | 4 + .../test_projects/comprehensive/src/lib.fe | 40 +++ crates/language-server/tests/goto_shape.rs | 44 --- crates/language-server/tests/lsp_protocol.rs | 97 ------ crates/semantic-query/src/identity.rs | 24 +- crates/semantic-query/src/lib.rs | 244 ++++++++++++--- crates/semantic-query/src/refs.rs | 1 - .../test_files/ambiguous_last_segment.snap | 27 ++ .../test_files/hoverable/fe.toml | 0 .../test_files/hoverable/src/lib.fe | 0 .../test_files/hoverable/src/stuff.fe | 4 +- .../test_files/use_alias_and_glob.snap | 55 +++- .../semantic-query/test_files/use_braces.fe | 15 + .../semantic-query/test_files/use_braces.snap | 96 ++++++ .../semantic-query/test_files/use_paths.snap | 48 +++ crates/semantic-query/tests/boundary_cases.rs | 52 ++-- crates/semantic-query/tests/refs_def_site.rs | 58 +++- .../semantic-query/tests/symbol_keys_snap.rs | 64 +++- crates/test-utils/src/lib.rs | 4 +- crates/test-utils/src/snap.rs | 182 +---------- 72 files changed, 1438 insertions(+), 1442 deletions(-) create mode 100644 crates/language-server/src/functionality/implementations.rs create mode 100644 crates/language-server/src/functionality/rename.rs delete mode 100644 crates/language-server/test_files/goto.fe delete mode 100644 crates/language-server/test_files/goto.snap delete mode 100644 crates/language-server/test_files/lol.fe delete mode 100644 crates/language-server/test_files/messy/dangling.fe delete mode 100644 crates/language-server/test_files/messy/foo/bar/fe.toml delete mode 100644 crates/language-server/test_files/messy/foo/bar/src/main.fe delete mode 100644 crates/language-server/test_files/nested_ingots/fe.toml delete mode 100644 crates/language-server/test_files/nested_ingots/ingots/foo/fe.toml delete mode 100644 crates/language-server/test_files/nested_ingots/ingots/foo/src/main.fe delete mode 100644 crates/language-server/test_files/nested_ingots/src/lib.fe delete mode 100644 crates/language-server/test_files/single_ingot/fe.toml delete mode 100644 crates/language-server/test_files/single_ingot/src/foo.fe delete mode 100644 crates/language-server/test_files/single_ingot/src/lib.fe delete mode 100644 crates/language-server/test_files/single_ingot/src/lib.snap delete mode 100644 crates/language-server/test_files/smallest_enclosing.fe delete mode 100644 crates/language-server/test_files/smallest_enclosing.snap delete mode 100644 crates/language-server/test_files/test_local_goto.fe delete mode 100644 crates/language-server/test_files/test_local_goto.snap create mode 100644 crates/language-server/test_projects/comprehensive/diagnostics.snap create mode 100644 crates/language-server/test_projects/comprehensive/fe.toml create mode 100644 crates/language-server/test_projects/comprehensive/src/lib.fe delete mode 100644 crates/language-server/tests/goto_shape.rs delete mode 100644 crates/language-server/tests/lsp_protocol.rs rename crates/{language-server => semantic-query}/test_files/hoverable/fe.toml (100%) rename crates/{language-server => semantic-query}/test_files/hoverable/src/lib.fe (100%) rename crates/{language-server => semantic-query}/test_files/hoverable/src/stuff.fe (98%) create mode 100644 crates/semantic-query/test_files/use_braces.fe create mode 100644 crates/semantic-query/test_files/use_braces.snap diff --git a/crates/hir-analysis/src/analysis_pass.rs b/crates/hir-analysis/src/analysis_pass.rs index ae86831337..c7bd6699d1 100644 --- a/crates/hir-analysis/src/analysis_pass.rs +++ b/crates/hir-analysis/src/analysis_pass.rs @@ -41,6 +41,22 @@ impl AnalysisPassManager { diags } + /// Stable alternative to run_on_module that uses File as the key. + /// This prevents issues with stale TopLevelMod references during incremental recompilation. + pub fn run_on_file<'db, DB>( + &mut self, + db: &'db DB, + file: common::file::File, + ) -> Vec> + where + DB: HirAnalysisDb + hir::LowerHirDb, + { + // Convert File to fresh TopLevelMod using the stable API + let top_mod = hir::lower::map_file_to_mod(db, file); + // Use the existing analysis logic + self.run_on_module(db, top_mod) + } + pub fn run_on_module_tree<'db>( &mut self, db: &'db dyn HirAnalysisDb, diff --git a/crates/hir-analysis/src/lib.rs b/crates/hir-analysis/src/lib.rs index 523874dcb3..8d5accf632 100644 --- a/crates/hir-analysis/src/lib.rs +++ b/crates/hir-analysis/src/lib.rs @@ -8,9 +8,9 @@ pub trait HirAnalysisDb: HirDb {} #[salsa::db] impl HirAnalysisDb for T where T: HirDb {} +pub mod lookup; pub mod name_resolution; pub mod ty; -pub mod lookup; #[derive(Debug, Clone, PartialEq, Eq, Hash)] pub struct Spanned<'db, T> { diff --git a/crates/hir-analysis/src/lookup.rs b/crates/hir-analysis/src/lookup.rs index 922dac9aef..a9a9371bd8 100644 --- a/crates/hir-analysis/src/lookup.rs +++ b/crates/hir-analysis/src/lookup.rs @@ -1,10 +1,9 @@ +use hir::hir_def::{scope_graph::ScopeId, ItemKind, PathId, TopLevelMod}; use hir::SpannedHirDb; -use hir::hir_def::{TopLevelMod, scope_graph::ScopeId, ItemKind, PathId}; -use parser::TextSize; -use crate::{HirAnalysisDb, diagnostics::SpannedHirAnalysisDb}; use crate::name_resolution::{resolve_with_policy, DomainPreference, PathRes}; -use crate::ty::{trait_resolution::PredicateListId, func_def::FuncDef}; +use crate::ty::{func_def::FuncDef, trait_resolution::PredicateListId}; +use crate::{diagnostics::SpannedHirAnalysisDb, HirAnalysisDb}; /// Generic semantic identity at a source offset. /// This is compiler-facing and independent of any IDE layer types. @@ -14,14 +13,19 @@ pub enum SymbolIdentity<'db> { EnumVariant(hir::hir_def::EnumVariant<'db>), FuncParam(hir::hir_def::ItemKind<'db>, u16), Method(FuncDef<'db>), - Local(hir::hir_def::item::Func<'db>, crate::ty::ty_check::BindingKey<'db>), + Local( + hir::hir_def::item::Func<'db>, + crate::ty::ty_check::BindingKey<'db>, + ), } - -fn enclosing_func<'db>(db: &'db dyn SpannedHirDb, mut scope: ScopeId<'db>) -> Option> { +fn enclosing_func<'db>( + db: &'db dyn SpannedHirDb, + mut scope: ScopeId<'db>, +) -> Option> { for _ in 0..16 { - if let Some(item) = scope.to_item() { - if let ItemKind::Func(f) = item { return Some(f); } + if let Some(ItemKind::Func(f)) = scope.to_item() { + return Some(f); } scope = scope.parent(db)?; } @@ -32,7 +36,9 @@ fn map_path_res<'db>(db: &'db dyn HirAnalysisDb, res: PathRes<'db>) -> Option Some(SymbolIdentity::EnumVariant(v.variant)), PathRes::FuncParam(item, idx) => Some(SymbolIdentity::FuncParam(item, idx)), - PathRes::Method(..) => crate::name_resolution::method_func_def_from_res(&res).map(SymbolIdentity::Method), + PathRes::Method(..) => { + crate::name_resolution::method_func_def_from_res(&res).map(SymbolIdentity::Method) + } _ => res.as_scope(db).map(SymbolIdentity::Scope), } } @@ -46,7 +52,7 @@ pub fn identity_for_occurrence<'db>( occ: &hir::source_index::OccurrencePayload<'db>, ) -> Vec> { use hir::source_index::OccurrencePayload as OP; - + match *occ { OP::ItemHeaderName { scope, .. } => match scope { hir::hir_def::scope_graph::ScopeId::Item(ItemKind::Func(f)) => { @@ -57,54 +63,90 @@ pub fn identity_for_occurrence<'db>( } vec![SymbolIdentity::Scope(scope)] } - hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx) => vec![SymbolIdentity::FuncParam(item, idx)], + hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx) => { + vec![SymbolIdentity::FuncParam(item, idx)] + } hir::hir_def::scope_graph::ScopeId::Variant(v) => vec![SymbolIdentity::EnumVariant(v)], other => vec![SymbolIdentity::Scope(other)], }, - OP::MethodName { scope, receiver, ident, body, .. } => { + OP::MethodName { + scope, + receiver, + ident, + body, + .. + } => { if let Some(func) = enclosing_func(db, body.scope()) { - use crate::ty::{ty_check::check_func_body, canonical::Canonical}; - use crate::name_resolution::method_selection::{select_method_candidate, MethodSelectionError}; - + use crate::name_resolution::method_selection::{ + select_method_candidate, MethodSelectionError, + }; + use crate::ty::{canonical::Canonical, ty_check::check_func_body}; + let (_diags, typed) = check_func_body(db, func).clone(); let recv_ty = typed.expr_prop(db, receiver).ty; let assumptions = PredicateListId::empty_list(db); - - match select_method_candidate(db, Canonical::new(db, recv_ty), ident, scope, assumptions) { + + match select_method_candidate( + db, + Canonical::new(db, recv_ty), + ident, + scope, + assumptions, + ) { Ok(cand) => { use crate::name_resolution::method_selection::MethodCandidate; let fd = match cand { MethodCandidate::InherentMethod(fd) => fd, - MethodCandidate::TraitMethod(tm) | MethodCandidate::NeedsConfirmation(tm) => tm.method.0, + MethodCandidate::TraitMethod(tm) + | MethodCandidate::NeedsConfirmation(tm) => tm.method.0, }; vec![SymbolIdentity::Method(fd)] } - Err(MethodSelectionError::AmbiguousInherentMethod(methods)) => { - methods.iter().map(|fd| SymbolIdentity::Method(*fd)).collect() - } - Err(MethodSelectionError::AmbiguousTraitMethod(traits)) => { - traits.iter().filter_map(|trait_def| { - trait_def.methods(db).get(&ident) + Err(MethodSelectionError::AmbiguousInherentMethod(methods)) => methods + .iter() + .map(|fd| SymbolIdentity::Method(*fd)) + .collect(), + Err(MethodSelectionError::AmbiguousTraitMethod(traits)) => traits + .iter() + .filter_map(|trait_def| { + trait_def + .methods(db) + .get(&ident) .map(|tm| SymbolIdentity::Method(tm.0)) - }).collect() - } - Err(_) => vec![] + }) + .collect(), + Err(_) => vec![], } } else { vec![] } } - OP::PathExprSeg { body, expr, scope, path, seg_idx, .. } => { + OP::PathExprSeg { + body, + expr, + scope, + path, + seg_idx, + .. + } => { if let Some(func) = enclosing_func(db, body.scope()) { if let Some(bkey) = crate::ty::ty_check::expr_binding_key_for_expr(db, func, expr) { return vec![match bkey { - crate::ty::ty_check::BindingKey::FuncParam(f, idx) => SymbolIdentity::FuncParam(ItemKind::Func(f), idx), + crate::ty::ty_check::BindingKey::FuncParam(f, idx) => { + SymbolIdentity::FuncParam(ItemKind::Func(f), idx) + } other => SymbolIdentity::Local(func, other), }]; } } let seg_path: PathId<'db> = path.segment(db, seg_idx).unwrap_or(path); - if let Ok(res) = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Ok(res) = resolve_with_policy( + db, + seg_path, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) { if let Some(identity) = map_path_res(db, res) { vec![identity] } else { @@ -118,29 +160,53 @@ pub fn identity_for_occurrence<'db>( } OP::PathPatSeg { body, pat, .. } => { if let Some(func) = enclosing_func(db, body.scope()) { - vec![SymbolIdentity::Local(func, crate::ty::ty_check::BindingKey::LocalPat(pat))] + vec![SymbolIdentity::Local( + func, + crate::ty::ty_check::BindingKey::LocalPat(pat), + )] } else { vec![] } } - OP::FieldAccessName { body, ident, receiver, .. } => { + OP::FieldAccessName { + body, + ident, + receiver, + .. + } => { if let Some(func) = enclosing_func(db, body.scope()) { let (_d, typed) = crate::ty::ty_check::check_func_body(db, func).clone(); let recv_ty = typed.expr_prop(db, receiver).ty; - if let Some(sc) = crate::ty::ty_check::RecordLike::from_ty(recv_ty).record_field_scope(db, ident) { + if let Some(sc) = + crate::ty::ty_check::RecordLike::from_ty(recv_ty).record_field_scope(db, ident) + { return vec![SymbolIdentity::Scope(sc)]; } } vec![] } - OP::PatternLabelName { scope, ident, constructor_path, .. } => { + OP::PatternLabelName { + scope, + ident, + constructor_path, + .. + } => { if let Some(p) = constructor_path { - if let Ok(res) = resolve_with_policy(db, p, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Ok(res) = resolve_with_policy( + db, + p, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) { use crate::name_resolution::PathRes as PR; let target = match res { - PR::EnumVariant(v) => crate::ty::ty_check::RecordLike::from_variant(v).record_field_scope(db, ident), - PR::Ty(ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, ident), - PR::TyAlias(_, ty) => crate::ty::ty_check::RecordLike::from_ty(ty).record_field_scope(db, ident), + PR::EnumVariant(v) => crate::ty::ty_check::RecordLike::from_variant(v) + .record_field_scope(db, ident), + PR::Ty(ty) => crate::ty::ty_check::RecordLike::from_ty(ty) + .record_field_scope(db, ident), + PR::TyAlias(_, ty) => crate::ty::ty_check::RecordLike::from_ty(ty) + .record_field_scope(db, ident), _ => None, }; if let Some(target) = target { @@ -155,39 +221,66 @@ pub fn identity_for_occurrence<'db>( let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); if let Some(named) = imports.named_resolved.get(&scope) { if let Some(bucket) = named.get(&ident) { - if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { - if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { - return vec![SymbolIdentity::Scope(sc)]; + if let Ok(nr) = bucket + .pick_any(&[ + crate::name_resolution::NameDomain::TYPE, + crate::name_resolution::NameDomain::VALUE, + ]) + .as_ref() + { + match nr.kind { + crate::name_resolution::NameResKind::Scope(sc) => { + return vec![SymbolIdentity::Scope(sc)]; + } + crate::name_resolution::NameResKind::Prim(_) => {} } } } } vec![] } - OP::UsePathSeg { scope, path, seg_idx, .. } => { - if seg_idx + 1 != path.segment_len(db) { - return vec![]; - } - if let Some(seg) = path.data(db).get(seg_idx).and_then(|p| p.to_opt()) { - if let hir::hir_def::UsePathSegment::Ident(ident) = seg { - let ing = top_mod.ingot(db); - let (_d, imports) = crate::name_resolution::resolve_imports(db, ing); - if let Some(named) = imports.named_resolved.get(&scope) { - if let Some(bucket) = named.get(&ident) { - if let Ok(nr) = bucket.pick_any(&[crate::name_resolution::NameDomain::TYPE, crate::name_resolution::NameDomain::VALUE]).as_ref() { - if let crate::name_resolution::NameResKind::Scope(sc) = nr.kind { - return vec![SymbolIdentity::Scope(sc)]; - } - } - } + OP::UsePathSeg { + scope, + path, + seg_idx, + .. + } => { + // Convert UsePathId to PathId for resolution using same logic as PathExprSeg + if let Some(path_id) = convert_use_path_to_path_id(db, path, seg_idx) { + if let Ok(res) = resolve_with_policy( + db, + path_id, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) { + if let Some(identity) = map_path_res(db, res) { + vec![identity] + } else { + vec![] } + } else { + // Try ambiguous candidates like regular PathSeg + find_ambiguous_candidates_for_path_seg(db, top_mod, scope, path_id, 0) } + } else { + vec![] } - vec![] } - OP::PathSeg { scope, path, seg_idx, .. } => { + OP::PathSeg { + scope, + path, + seg_idx, + .. + } => { let seg_path: PathId<'db> = path.segment(db, seg_idx).unwrap_or(path); - if let Ok(res) = resolve_with_policy(db, seg_path, scope, PredicateListId::empty_list(db), DomainPreference::Either) { + if let Ok(res) = resolve_with_policy( + db, + seg_path, + scope, + PredicateListId::empty_list(db), + DomainPreference::Either, + ) { if let Some(identity) = map_path_res(db, res) { vec![identity] } else { @@ -201,6 +294,34 @@ pub fn identity_for_occurrence<'db>( } } +/// Convert UsePathId to PathId for resolution +fn convert_use_path_to_path_id<'db>( + db: &'db dyn SpannedHirAnalysisDb, + use_path: hir::hir_def::UsePathId<'db>, + up_to_seg_idx: usize, +) -> Option> { + // Build PathId by converting each UsePathSegment up to seg_idx to PathKind::Ident + let mut path_id: Option> = None; + + for (i, seg) in use_path.data(db).iter().enumerate() { + if i > up_to_seg_idx { + break; + } + + if let Some(hir::hir_def::UsePathSegment::Ident(ident)) = seg.to_opt() { + path_id = Some(match path_id { + Some(parent) => parent.push_ident(db, ident), + None => hir::hir_def::PathId::from_ident(db, ident), + }); + } else { + // Skip invalid segments + continue; + } + } + + path_id +} + /// Find multiple candidates for ambiguous import cases fn find_ambiguous_candidates_for_path_seg<'db>( db: &'db dyn SpannedHirAnalysisDb, @@ -210,37 +331,37 @@ fn find_ambiguous_candidates_for_path_seg<'db>( seg_idx: usize, ) -> Vec> { use crate::name_resolution::NameDomain; - + // Get the identifier from the path segment let seg_path = path.segment(db, seg_idx).unwrap_or(path); let Some(ident) = seg_path.as_ident(db) else { return vec![]; }; - + // Check imports for this scope - walk up the scope hierarchy to find where imports are resolved let ing = top_mod.ingot(db); let (_diags, imports) = crate::name_resolution::resolve_imports(db, ing); - + // Try current scope first, then walk up the hierarchy let mut current_scope = Some(scope); let (_import_scope, named) = loop { let Some(sc) = current_scope else { return vec![]; }; - + if let Some(named) = imports.named_resolved.get(&sc) { break (sc, named); } - + // Walk up to parent scope current_scope = sc.parent(db); }; let Some(bucket) = named.get(&ident) else { return vec![]; }; - + let mut candidates = Vec::new(); - + // Check both TYPE and VALUE domains for multiple resolutions for domain in [NameDomain::TYPE, NameDomain::VALUE] { match bucket.pick(domain) { @@ -262,32 +383,6 @@ fn find_ambiguous_candidates_for_path_seg<'db>( } } } - - candidates -} -/// Resolve the semantic identity (definition-level target) at a given source offset. -/// Uses half-open span policy in the HIR occurrence index. -/// Returns the first identity found, or None if no identities are found. -pub fn identity_at_offset<'db>( - db: &'db dyn SpannedHirAnalysisDb, - top_mod: TopLevelMod<'db>, - offset: TextSize, -) -> Option> { - use hir::source_index::{occurrences_at_offset, OccurrencePayload as OP}; - - // Get the most specific occurrence at this offset and map it to a symbol identity - let occs = occurrences_at_offset(db, top_mod, offset); - - // Prefer contextual occurrences (PathExprSeg/PathPatSeg) over generic ones - let best_occ = occs.iter().min_by_key(|o| match o { - OP::PathExprSeg{..} | OP::PathPatSeg{..} => 0u8, - _ => 1u8, - }); - - if let Some(occ) = best_occ { - identity_for_occurrence(db, top_mod, occ).into_iter().next() - } else { - None - } + candidates } diff --git a/crates/hir-analysis/src/name_resolution/method_api.rs b/crates/hir-analysis/src/name_resolution/method_api.rs index 640de5c813..061dd46168 100644 --- a/crates/hir-analysis/src/name_resolution/method_api.rs +++ b/crates/hir-analysis/src/name_resolution/method_api.rs @@ -1,33 +1,8 @@ -use hir::hir_def::{scope_graph::ScopeId, IdentId}; - use crate::{ - name_resolution::{ - method_selection::{select_method_candidate, MethodCandidate}, - PathRes, - }, - ty::{func_def::FuncDef, trait_resolution::PredicateListId}, - HirAnalysisDb, + name_resolution::{method_selection::MethodCandidate, PathRes}, + ty::func_def::FuncDef, }; -/// High-level façade for method lookup. Wraps the low-level selector and -/// provides a stable API for consumers. -/// Returns the function definition of the selected method if resolution succeeds. -pub fn find_method_id<'db>( - db: &'db dyn HirAnalysisDb, - receiver_ty: crate::ty::canonical::Canonical>, - method_name: IdentId<'db>, - scope: ScopeId<'db>, - assumptions: PredicateListId<'db>, -) -> Option> { - match select_method_candidate(db, receiver_ty, method_name, scope, assumptions) { - Ok(MethodCandidate::InherentMethod(fd)) => Some(fd), - Ok(MethodCandidate::TraitMethod(tm)) | Ok(MethodCandidate::NeedsConfirmation(tm)) => { - Some(tm.method.0) - } - Err(_) => None, - } -} - /// Extract the underlying function definition for a resolved method PathRes. /// Returns None if the PathRes is not a method. pub fn method_func_def_from_res<'db>( diff --git a/crates/hir-analysis/src/name_resolution/mod.rs b/crates/hir-analysis/src/name_resolution/mod.rs index ce30072264..75dc509d86 100644 --- a/crates/hir-analysis/src/name_resolution/mod.rs +++ b/crates/hir-analysis/src/name_resolution/mod.rs @@ -20,7 +20,7 @@ pub use name_resolver::{ // NOTE: `resolve_path` is the low-level resolver that still requires callers to // pass a boolean domain hint. Prefer `resolve_with_policy` for new call-sites // to avoid boolean flags at API boundaries. -pub use method_api::{find_method_id, method_func_def_from_res}; +pub use method_api::method_func_def_from_res; pub use path_resolver::{ find_associated_type, resolve_ident_to_bucket, resolve_name_res, resolve_path, resolve_path_with_observer, PathRes, PathResError, PathResErrorKind, ResolvedVariant, diff --git a/crates/hir-analysis/src/name_resolution/path_resolver.rs b/crates/hir-analysis/src/name_resolution/path_resolver.rs index e6699ca318..347a64c39c 100644 --- a/crates/hir-analysis/src/name_resolution/path_resolver.rs +++ b/crates/hir-analysis/src/name_resolution/path_resolver.rs @@ -2,8 +2,8 @@ use common::indexmap::IndexMap; use either::Either; use hir::{ hir_def::{ - scope_graph::ScopeId, Body, Enum, EnumVariant, ExprId, GenericParamOwner, IdentId, ImplTrait, ItemKind, - Partial, PathId, PathKind, Trait, TypeBound, TypeId, VariantKind, + scope_graph::ScopeId, Body, Enum, EnumVariant, ExprId, GenericParamOwner, IdentId, + ImplTrait, ItemKind, Partial, PathId, PathKind, Trait, TypeBound, TypeId, VariantKind, }, span::DynLazySpan, }; diff --git a/crates/hir-analysis/src/name_resolution/policy.rs b/crates/hir-analysis/src/name_resolution/policy.rs index bd6470ed4a..bcbf0476e8 100644 --- a/crates/hir-analysis/src/name_resolution/policy.rs +++ b/crates/hir-analysis/src/name_resolution/policy.rs @@ -35,5 +35,3 @@ pub fn resolve_with_policy<'db>( } } } - -// Legacy convenience wrapper removed; prefer `resolve_with_policy` directly diff --git a/crates/hir-analysis/src/ty/def_analysis.rs b/crates/hir-analysis/src/ty/def_analysis.rs index c2b8783337..5f84d471d7 100644 --- a/crates/hir-analysis/src/ty/def_analysis.rs +++ b/crates/hir-analysis/src/ty/def_analysis.rs @@ -1525,8 +1525,7 @@ fn find_const_ty_param<'db>( scope, PredicateListId::empty_list(db), DomainPreference::Value, - ) - else { + ) else { return None; }; match ty.data(db) { diff --git a/crates/hir-analysis/src/ty/trait_resolution/mod.rs b/crates/hir-analysis/src/ty/trait_resolution/mod.rs index 6032caaf4a..1ac0cea9e6 100644 --- a/crates/hir-analysis/src/ty/trait_resolution/mod.rs +++ b/crates/hir-analysis/src/ty/trait_resolution/mod.rs @@ -16,13 +16,15 @@ use crate::{ }; use common::indexmap::IndexSet; use constraint::collect_constraints; -use hir::{hir_def::{HirIngot, Func}, Ingot}; +use hir::{ + hir_def::HirIngot, + Ingot, +}; use salsa::Update; pub(crate) mod constraint; mod proof_forest; - #[salsa::tracked(return_ref)] pub fn is_goal_satisfiable<'db>( db: &'db dyn HirAnalysisDb, @@ -38,30 +40,6 @@ pub fn is_goal_satisfiable<'db>( ProofForest::new(db, ingot, goal, assumptions).solve() } -/// A minimal, user-facing explanation of trait goal satisfiability. -#[derive(Debug, Clone, PartialEq, Eq)] -pub enum GoalExplanation<'db> { - Success, - ContainsInvalid, - NeedsConfirmation, - Failure { subgoal: Option> }, -} - -/// Facade: Explain why a goal is (not) satisfiable, reusing existing solver. -pub fn explain_goal<'db>( - db: &'db dyn HirAnalysisDb, - ingot: Ingot<'db>, - goal: Canonical>, - assumptions: PredicateListId<'db>, -) -> GoalExplanation<'db> { - match is_goal_satisfiable(db, ingot, goal, assumptions) { - GoalSatisfiability::Satisfied(_) => GoalExplanation::Success, - GoalSatisfiability::ContainsInvalid => GoalExplanation::ContainsInvalid, - GoalSatisfiability::NeedsConfirmation(_) => GoalExplanation::NeedsConfirmation, - GoalSatisfiability::UnSat(sub) => GoalExplanation::Failure { subgoal: sub.map(|s| s.value) }, - } -} - /// Checks if the given type is well-formed, i.e., the arguments of the given /// type applications satisfies the constraints under the given assumptions. #[salsa::tracked] @@ -318,13 +296,3 @@ impl<'db> PredicateListId<'db> { Self::new(db, all_predicates.into_iter().collect::>()) } } - -/// Public helper: collect full assumptions (constraints) applicable to a function definition, -/// including parent trait/impl bounds when relevant. -pub fn func_assumptions_for_func<'db>( - db: &'db dyn HirAnalysisDb, - func: Func<'db>, -) -> PredicateListId<'db> { - constraint::collect_func_def_constraints(db, super::func_def::HirFuncDefKind::Func(func), true) - .instantiate_identity() -} diff --git a/crates/hir-analysis/src/ty/ty_check/expr.rs b/crates/hir-analysis/src/ty/ty_check/expr.rs index 13efd59bde..ed23a94ba7 100644 --- a/crates/hir-analysis/src/ty/ty_check/expr.rs +++ b/crates/hir-analysis/src/ty/ty_check/expr.rs @@ -446,7 +446,7 @@ impl<'db> TyChecker<'db> { ExpectedPathKind::Value }; - if let Some(diag) = err.into_diag(self.db, *path, span.into(), expected_kind) { + if let Some(diag) = err.into_diag(self.db, *path, span, expected_kind) { self.push_diag(diag) } ResolvedPathInBody::Invalid diff --git a/crates/hir-analysis/src/ty/ty_check/mod.rs b/crates/hir-analysis/src/ty/ty_check/mod.rs index 8cb38c99de..71ae3780d4 100644 --- a/crates/hir-analysis/src/ty/ty_check/mod.rs +++ b/crates/hir-analysis/src/ty/ty_check/mod.rs @@ -20,7 +20,6 @@ use hir::{ use rustc_hash::{FxHashMap, FxHashSet}; use salsa::Update; -use hir::span::LazySpan; use super::{ diagnostics::{BodyDiag, FuncBodyDiag, TyDiagCollection, TyLowerDiag}, @@ -39,7 +38,10 @@ use crate::{ ty::ty_def::{inference_keys, TyFlags}, HirAnalysisDb, }; -use hir::{path_anchor::{AnchorPicker, map_path_anchor_to_dyn_lazy}, path_view::HirPathAdapter}; +use hir::{ + path_anchor::{map_path_anchor_to_dyn_lazy, AnchorPicker}, + path_view::HirPathAdapter, +}; #[salsa::tracked(return_ref)] pub fn check_func_body<'db>( @@ -54,68 +56,6 @@ pub fn check_func_body<'db>( checker.finish() } -/// Optimized binding lookup: return a sorted interval map of local/param bindings in a function. -/// Enables O(log N) lookups by offset instead of linear scans. -#[salsa::tracked(return_ref)] -pub fn binding_rangemap_for_func<'db>( - db: &'db dyn crate::diagnostics::SpannedHirAnalysisDb, - func: Func<'db>, -) -> Vec> { - let (_diags, typed) = check_func_body(db, func).clone(); - let Some(body) = typed.body else { return Vec::new() }; - - let mut entries = Vec::new(); - - // Collect all Path expressions that have bindings - for (expr, _ty) in typed.expr_ty.iter() { - let expr_data = body.exprs(db)[*expr].clone(); - if let hir::hir_def::Partial::Present(hir::hir_def::Expr::Path(_)) = expr_data { - if let Some(key) = expr_binding_key_for_expr(db, func, *expr) { - let e_span = (*expr).span(body); - if let Some(sp) = e_span.resolve(db) { - entries.push(BindingRangeEntry { - start: sp.range.start(), - end: sp.range.end(), - key, - }); - } - } - } - } - - // Sort by start offset, then by width (narrower spans first for nested ranges) - entries.sort_by(|a, b| { - match a.start.cmp(&b.start) { - std::cmp::Ordering::Equal => (a.end - a.start).cmp(&(b.end - b.start)), - ord => ord, - } - }); - - entries -} - -/// Facade: Return the inferred type of a specific expression in a function body. -/// Leverages the cached result of `check_func_body` without recomputing. -pub fn type_of_expr<'db>( - db: &'db dyn HirAnalysisDb, - func: Func<'db>, - expr: ExprId, -) -> Option> { - let (_diags, typed) = check_func_body(db, func).clone(); - Some(typed.expr_prop(db, expr).ty) -} - -/// Facade: Return the inferred type of a specific pattern in a function body. -/// Leverages the cached result of `check_func_body` without recomputing. -pub fn type_of_pat<'db>( - db: &'db dyn HirAnalysisDb, - func: Func<'db>, - pat: PatId, -) -> Option> { - let (_diags, typed) = check_func_body(db, func).clone(); - Some(typed.pat_ty(db, pat)) -} - pub struct TyChecker<'db> { db: &'db dyn HirAnalysisDb, env: TyCheckEnv<'db>, @@ -352,7 +292,7 @@ impl<'db> TyChecker<'db> { let anchor = AnchorPicker::pick_visibility_error(&view, seg_idx); let anchored = map_path_anchor_to_dyn_lazy(span.clone(), anchor); let ident = path.ident(self.db); - let diag = PathResDiag::Invisible(anchored.into(), *ident.unwrap(), deriv_span); + let diag = PathResDiag::Invisible(anchored, *ident.unwrap(), deriv_span); self.diags.push(diag.into()); } @@ -448,26 +388,6 @@ impl<'db> TraitMethod<'db> { } } -/// Public helper: return the declaration name span of the local/param binding -/// referenced by the given `expr` in `func`'s body, if any. -pub fn binding_def_span_for_expr<'db>( - db: &'db dyn HirAnalysisDb, - func: hir::hir_def::item::Func<'db>, - expr: hir::hir_def::ExprId, -) -> Option> { - let (_diags, typed) = check_func_body(db, func).clone(); - let body = typed.body?; - let prop = typed.expr_prop(db, expr); - let Some(binding) = prop.binding() else { return None }; - match binding { - crate::ty::ty_check::env::LocalBinding::Local { pat, .. } => Some(pat.span(body).into()), - crate::ty::ty_check::env::LocalBinding::Param { idx, .. } => { - // Prefer name span; label spans are not part of binding identity here. - Some(func.span().params().param(idx).name().into()) - } - } -} - /// Stable identity for a local binding within a function body: either a local pattern /// or a function parameter at index. #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, salsa::Update)] @@ -476,16 +396,9 @@ pub enum BindingKey<'db> { FuncParam(hir::hir_def::item::Func<'db>, u16), } -/// Entry in the binding range map for fast local variable lookups -#[derive(Debug, Clone, PartialEq, Eq, Hash, salsa::Update)] -pub struct BindingRangeEntry<'db> { - pub start: parser::TextSize, - pub end: parser::TextSize, - pub key: BindingKey<'db>, -} - /// Get the binding key for an expression that references a local binding, if any. -pub fn expr_binding_key_for_expr<'db>( +#[salsa::tracked] +pub(crate) fn expr_binding_key_for_expr<'db>( db: &'db dyn HirAnalysisDb, func: hir::hir_def::item::Func<'db>, expr: hir::hir_def::ExprId, @@ -494,15 +407,17 @@ pub fn expr_binding_key_for_expr<'db>( let prop = typed.expr_prop(db, expr); let binding = prop.binding()?; match binding { - crate::ty::ty_check::env::LocalBinding::Local { pat, .. } => Some(BindingKey::LocalPat(pat)), + crate::ty::ty_check::env::LocalBinding::Local { pat, .. } => { + Some(BindingKey::LocalPat(pat)) + } crate::ty::ty_check::env::LocalBinding::Param { idx, .. } => { Some(BindingKey::FuncParam(func, idx as u16)) } } } - /// Return the declaration name span for a binding key in the given function. +#[salsa::tracked] pub fn binding_def_span_in_func<'db>( db: &'db dyn HirAnalysisDb, func: hir::hir_def::item::Func<'db>, @@ -515,48 +430,12 @@ pub fn binding_def_span_in_func<'db>( Some(pat.span(body).into()) } BindingKey::FuncParam(f, idx) => { - let f = f; // param belongs to this function + // param belongs to this function Some(f.span().params().param(idx as usize).name().into()) } } } -/// Return all reference spans (including the declaration) for a binding key within the given function. -pub fn binding_refs_in_func<'db>( - db: &'db dyn HirAnalysisDb, - func: hir::hir_def::item::Func<'db>, - key: BindingKey<'db>, -) -> Vec> { - let (_d, typed) = check_func_body(db, func).clone(); - let Some(body) = typed.body else { return vec![] }; - - // Include declaration span first - let mut out = Vec::new(); - if let Some(def) = binding_def_span_in_func(db, func, key) { out.push(def); } - - // Collect expression references: restrict to Expr::Path occurrences - for (expr, _prop) in typed.expr_ty.iter() { - let prop = typed.expr_prop(db, *expr); - let Some(binding) = prop.binding() else { continue }; - let matches = match (key, binding) { - (BindingKey::LocalPat(pat), crate::ty::ty_check::env::LocalBinding::Local { pat: bp, .. }) => pat == bp, - (BindingKey::FuncParam(_, idx), crate::ty::ty_check::env::LocalBinding::Param { idx: bidx, .. }) => idx as usize == bidx, - _ => false, - }; - if !matches { continue } - // Anchor reference at the tail ident of the path expression - let expr_data = body.exprs(db)[*expr].clone(); - if let hir::hir_def::Partial::Present(hir::hir_def::Expr::Path(_)) = expr_data { - let span = (*expr).span(body).into_path_expr().path().segment(0).ident().into(); - out.push(span); - } - } - out -} - - - - struct TyCheckerFinalizer<'db> { db: &'db dyn HirAnalysisDb, body: TypedBody<'db>, diff --git a/crates/hir-analysis/src/ty/ty_check/pat.rs b/crates/hir-analysis/src/ty/ty_check/pat.rs index 5fbeeaef4c..45386fee03 100644 --- a/crates/hir-analysis/src/ty/ty_check/pat.rs +++ b/crates/hir-analysis/src/ty/ty_check/pat.rs @@ -222,8 +222,14 @@ impl<'db> TyChecker<'db> { Err(err) => { // Anchor the failing segment using centralized picker. - let span = err.anchor_dyn_span_for_body_path_pat(self.db, self.body(), pat, *path); - if let Some(diag) = err.into_diag(self.db, *path, span.into(), crate::name_resolution::ExpectedPathKind::Value) { + let span = + err.anchor_dyn_span_for_body_path_pat(self.db, self.body(), pat, *path); + if let Some(diag) = err.into_diag( + self.db, + *path, + span, + crate::name_resolution::ExpectedPathKind::Value, + ) { self.push_diag(diag); } TyId::invalid(self.db, InvalidCause::Other) @@ -291,11 +297,12 @@ impl<'db> TyChecker<'db> { } }, Err(err) => { - let span = err.anchor_dyn_span_for_body_path_tuple_pat(self.db, self.body(), pat, *path); + let span = + err.anchor_dyn_span_for_body_path_tuple_pat(self.db, self.body(), pat, *path); if let Some(diag) = err.into_diag( self.db, *path, - span.into(), + span, crate::name_resolution::ExpectedPathKind::Value, ) { self.push_diag(diag); @@ -431,11 +438,12 @@ impl<'db> TyChecker<'db> { } }, Err(err) => { - let span = err.anchor_dyn_span_for_body_record_pat(self.db, self.body(), pat, *path); + let span = + err.anchor_dyn_span_for_body_record_pat(self.db, self.body(), pat, *path); if let Some(diag) = err.into_diag( self.db, *path, - span.into(), + span, crate::name_resolution::ExpectedPathKind::Value, ) { self.push_diag(diag); diff --git a/crates/hir-analysis/src/ty/ty_error.rs b/crates/hir-analysis/src/ty/ty_error.rs index 8251259758..d7e1235e87 100644 --- a/crates/hir-analysis/src/ty/ty_error.rs +++ b/crates/hir-analysis/src/ty/ty_error.rs @@ -120,7 +120,7 @@ impl<'db> Visitor<'db> for HirTyErrVisitor<'db> { let view = HirPathAdapter::new(self.db, path); let anchor = AnchorPicker::pick_invalid_segment(&view, seg_idx); let span = map_path_anchor_to_dyn_lazy(path_span, anchor); - if let Some(diag) = err.into_diag(self.db, path, span.into(), ExpectedPathKind::Type) { + if let Some(diag) = err.into_diag(self.db, path, span, ExpectedPathKind::Type) { self.diags.push(diag.into()); } return; @@ -139,7 +139,7 @@ impl<'db> Visitor<'db> for HirTyErrVisitor<'db> { let anchor = AnchorPicker::pick_visibility_error(&view, seg_idx); let anchored = map_path_anchor_to_dyn_lazy(path_span.clone(), anchor); let ident = path.ident(self.db); - let diag = PathResDiag::Invisible(anchored.into(), *ident.unwrap(), deriv_span); + let diag = PathResDiag::Invisible(anchored, *ident.unwrap(), deriv_span); self.diags.push(diag.into()); } diff --git a/crates/hir-analysis/src/ty/ty_lower.rs b/crates/hir-analysis/src/ty/ty_lower.rs index f1416553c7..f6211fb3eb 100644 --- a/crates/hir-analysis/src/ty/ty_lower.rs +++ b/crates/hir-analysis/src/ty/ty_lower.rs @@ -13,7 +13,8 @@ use super::{ ty_def::{InvalidCause, Kind, TyData, TyId, TyParam}, }; use crate::name_resolution::{ - resolve_ident_to_bucket, resolve_with_policy, DomainPreference, NameDomain, NameResKind, PathRes, + resolve_ident_to_bucket, resolve_with_policy, DomainPreference, NameDomain, NameResKind, + PathRes, }; use crate::{ty::binder::Binder, HirAnalysisDb}; diff --git a/crates/hir/src/hir_def/item.rs b/crates/hir/src/hir_def/item.rs index 8dc03a24e6..6be10c5e5f 100644 --- a/crates/hir/src/hir_def/item.rs +++ b/crates/hir/src/hir_def/item.rs @@ -430,7 +430,10 @@ impl<'db> TopLevelMod<'db> { pub fn child_top_mods( self, db: &'db dyn HirDb, - ) -> impl Iterator> + 'db { + ) -> Result< + impl Iterator> + 'db, + crate::hir_def::module_tree::StaleReferenceError, + > { // let ingot = self.index(db).containing_ingot(db, location) let module_tree = self.ingot(db).module_tree(db); module_tree.children(self) @@ -454,7 +457,10 @@ impl<'db> TopLevelMod<'db> { s_graph.items_dfs(db) } - pub fn parent(self, db: &'db dyn HirDb) -> Option> { + pub fn parent( + self, + db: &'db dyn HirDb, + ) -> Result>, crate::hir_def::module_tree::StaleReferenceError> { let module_tree = self.ingot(db).module_tree(db); module_tree.parent(self) } diff --git a/crates/hir/src/hir_def/module_tree.rs b/crates/hir/src/hir_def/module_tree.rs index 038b79506c..4a9026e677 100644 --- a/crates/hir/src/hir_def/module_tree.rs +++ b/crates/hir/src/hir_def/module_tree.rs @@ -8,6 +8,11 @@ use cranelift_entity::{entity_impl, EntityRef, PrimaryMap}; use salsa::Update; use super::{IdentId, TopLevelMod}; + +#[derive(Debug, Clone, PartialEq, Eq)] +pub enum StaleReferenceError { + StaleTopLevelMod, +} use crate::{lower::map_file_to_mod_impl, HirDb}; /// This tree represents the structure of an ingot. @@ -100,13 +105,21 @@ impl ModuleTree<'_> { } /// Returns the tree node id of the given top level module. - pub fn tree_node(&self, top_mod: TopLevelMod) -> ModuleTreeNodeId { - self.mod_map[&top_mod] + /// Returns Err if the TopLevelMod is stale (not found in this tree). + pub fn tree_node(&self, top_mod: TopLevelMod) -> Result { + self.mod_map + .get(&top_mod) + .copied() + .ok_or(StaleReferenceError::StaleTopLevelMod) } /// Returns the tree node data of the given top level module. - pub fn tree_node_data(&self, top_mod: TopLevelMod) -> &ModuleTreeNode<'_> { - &self.module_tree.0[self.tree_node(top_mod)] + /// Returns Err if the TopLevelMod is stale (not found in this tree). + pub fn tree_node_data( + &self, + top_mod: TopLevelMod, + ) -> Result<&ModuleTreeNode<'_>, StaleReferenceError> { + self.tree_node(top_mod).map(|id| &self.module_tree.0[id]) } /// Returns the root of the tree, which corresponds to the ingot root file. @@ -123,19 +136,23 @@ impl ModuleTree<'_> { self.mod_map.keys().copied() } - pub fn parent(&self, top_mod: TopLevelMod) -> Option> { - let node = self.tree_node_data(top_mod); - node.parent.map(|id| self.module_tree.0[id].top_mod) + pub fn parent( + &self, + top_mod: TopLevelMod, + ) -> Result>, StaleReferenceError> { + let node = self.tree_node_data(top_mod)?; + Ok(node.parent.map(|id| self.module_tree.0[id].top_mod)) } - pub fn children(&self, top_mod: TopLevelMod) -> impl Iterator> + '_ { - self.tree_node_data(top_mod) - .children - .iter() - .map(move |&id| { - let node = &self.module_tree.0[id]; - node.top_mod - }) + pub fn children( + &self, + top_mod: TopLevelMod, + ) -> Result> + '_, StaleReferenceError> { + let node = self.tree_node_data(top_mod)?; + Ok(node.children.iter().map(move |&id| { + let node = &self.module_tree.0[id]; + node.top_mod + })) } } @@ -291,17 +308,17 @@ mod tests { assert_eq!(root_node.children.len(), 2); for &child in &root_node.children { - if child == local_tree.tree_node(mod1_mod) { + if child == local_tree.tree_node(mod1_mod).unwrap() { let child = local_tree.node_data(child); assert_eq!(child.parent, Some(local_tree.root())); assert_eq!(child.children.len(), 1); - assert_eq!(child.children[0], local_tree.tree_node(foo_mod)); - } else if child == local_tree.tree_node(mod2_mod) { + assert_eq!(child.children[0], local_tree.tree_node(foo_mod).unwrap()); + } else if child == local_tree.tree_node(mod2_mod).unwrap() { let child = local_tree.node_data(child); assert_eq!(child.parent, Some(local_tree.root())); assert_eq!(child.children.len(), 2); - assert_eq!(child.children[0], local_tree.tree_node(bar_mod)); - assert_eq!(child.children[1], local_tree.tree_node(baz_mod)); + assert_eq!(child.children[0], local_tree.tree_node(bar_mod).unwrap()); + assert_eq!(child.children[1], local_tree.tree_node(baz_mod).unwrap()); } else { panic!("unexpected child") } diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs index cc3de2de87..1f08942054 100644 --- a/crates/hir/src/lib.rs +++ b/crates/hir/src/lib.rs @@ -3,11 +3,11 @@ pub use lower::parse::ParserError; pub mod hir_def; pub mod lower; -pub mod span; -pub mod visitor; +pub mod path_anchor; pub mod path_view; pub mod source_index; -pub mod path_anchor; +pub mod span; +pub mod visitor; pub use common::{file::File, file::Workspace, ingot::Ingot}; #[salsa::db] diff --git a/crates/hir/src/lower/body.rs b/crates/hir/src/lower/body.rs index 0afc95f79f..1d2c05a5f0 100644 --- a/crates/hir/src/lower/body.rs +++ b/crates/hir/src/lower/body.rs @@ -5,8 +5,7 @@ use crate::{ hir_def::{ params::{GenericArg, GenericArgListId}, Body, BodyKind, BodyPathIndex, BodySourceMap, Expr, ExprId, NodeStore, Partial, Pat, PatId, - PathId, Stmt, StmtId, TypeId, TypeKind, TupleTypeId, - TrackedItemId, TrackedItemVariant, + PathId, Stmt, StmtId, TrackedItemId, TrackedItemVariant, TupleTypeId, TypeId, TypeKind, }, span::HirOrigin, }; diff --git a/crates/hir/src/lower/scope_builder.rs b/crates/hir/src/lower/scope_builder.rs index 2250d4ad96..f32b585bd7 100644 --- a/crates/hir/src/lower/scope_builder.rs +++ b/crates/hir/src/lower/scope_builder.rs @@ -84,14 +84,16 @@ impl<'db> ScopeGraphBuilder<'db> { ScopeId::Item(top_mod.ingot(self.db).root_mod(self.db).into()), EdgeKind::ingot(), ); - for child in top_mod.child_top_mods(self.db) { - let child_name = child.name(self.db); - let edge = EdgeKind::mod_(child_name); - self.graph - .add_external_edge(item_node, ScopeId::Item(child.into()), edge) + if let Ok(children) = top_mod.child_top_mods(self.db) { + for child in children { + let child_name = child.name(self.db); + let edge = EdgeKind::mod_(child_name); + self.graph + .add_external_edge(item_node, ScopeId::Item(child.into()), edge) + } } - if let Some(parent) = top_mod.parent(self.db) { + if let Ok(Some(parent)) = top_mod.parent(self.db) { let edge = EdgeKind::super_(); self.graph .add_external_edge(item_node, ScopeId::Item(parent.into()), edge); diff --git a/crates/hir/src/lower/stmt.rs b/crates/hir/src/lower/stmt.rs index de351a4b8e..f3a7dce4da 100644 --- a/crates/hir/src/lower/stmt.rs +++ b/crates/hir/src/lower/stmt.rs @@ -11,14 +11,12 @@ impl<'db> Stmt<'db> { let (stmt, origin_kind) = match ast.kind() { ast::StmtKind::Let(let_) => { let pat = Pat::lower_ast_opt(ctxt, let_.pat()); - let ty = let_ - .type_annotation() - .map(|ty| { - let ty = TypeId::lower_ast(ctxt.f_ctxt, ty); - // Record type path occurrences in this body. - ctxt.record_type_paths(ty); - ty - }); + let ty = let_.type_annotation().map(|ty| { + let ty = TypeId::lower_ast(ctxt.f_ctxt, ty); + // Record type path occurrences in this body. + ctxt.record_type_paths(ty); + ty + }); let init = let_.initializer().map(|init| Expr::lower_ast(ctxt, init)); (Stmt::Let(pat, ty, init), HirOrigin::raw(&ast)) } diff --git a/crates/hir/src/path_anchor.rs b/crates/hir/src/path_anchor.rs index 104d7075c7..48ca4ddd9b 100644 --- a/crates/hir/src/path_anchor.rs +++ b/crates/hir/src/path_anchor.rs @@ -1,11 +1,8 @@ +use crate::span::DynLazySpan; use crate::{ path_view::{PathView, SegmentKind}, - span::lazy_spans::{LazyMethodCallExprSpan, LazyPathSpan}, - SpannedHirDb, - span::LazySpan, + span::lazy_spans::LazyPathSpan, }; -use common::diagnostics::Span; -use crate::span::DynLazySpan; /// The kind of sub-span to select within a path segment. #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] @@ -42,66 +39,56 @@ impl AnchorPicker { Self::pick_preferred(view, seg_idx) } - /// Generic mismatch at `seg_idx`: prefer generic args if present. - pub fn pick_generic_mismatch(view: &V, seg_idx: usize) -> PathAnchor { - if let Some(info) = view.segment_info(seg_idx) { - if info.has_generic_args { - return PathAnchor { seg_idx, kind: PathAnchorKind::GenericArgs }; - } - } - PathAnchor { seg_idx, kind: PathAnchorKind::Segment } - } - /// Visibility error at `seg_idx`: prefer ident if present. pub fn pick_visibility_error(view: &V, seg_idx: usize) -> PathAnchor { if let Some(info) = view.segment_info(seg_idx) { if info.has_ident { - return PathAnchor { seg_idx, kind: PathAnchorKind::Ident }; + return PathAnchor { + seg_idx, + kind: PathAnchorKind::Ident, + }; } } - PathAnchor { seg_idx, kind: PathAnchorKind::Segment } + PathAnchor { + seg_idx, + kind: PathAnchorKind::Segment, + } } fn pick_preferred(view: &V, seg_idx: usize) -> PathAnchor { match view.segment_info(seg_idx) { Some(info) => match info.kind { - SegmentKind::QualifiedType => PathAnchor { seg_idx, kind: PathAnchorKind::TraitName }, + SegmentKind::QualifiedType => PathAnchor { + seg_idx, + kind: PathAnchorKind::TraitName, + }, SegmentKind::Plain => { if info.has_ident { - PathAnchor { seg_idx, kind: PathAnchorKind::Ident } + PathAnchor { + seg_idx, + kind: PathAnchorKind::Ident, + } } else if info.has_generic_args { - PathAnchor { seg_idx, kind: PathAnchorKind::GenericArgs } + PathAnchor { + seg_idx, + kind: PathAnchorKind::GenericArgs, + } } else { - PathAnchor { seg_idx, kind: PathAnchorKind::Segment } + PathAnchor { + seg_idx, + kind: PathAnchorKind::Segment, + } } } }, - None => PathAnchor { seg_idx, kind: PathAnchorKind::Segment }, + None => PathAnchor { + seg_idx, + kind: PathAnchorKind::Segment, + }, } } } -/// Map a structural path anchor to a concrete `Span` using HIR lazy spans. -pub fn map_path_anchor_to_span( - db: &dyn SpannedHirDb, - lazy_path: &LazyPathSpan<'_>, - anchor: PathAnchor, -) -> Option { - let seg = lazy_path.clone().segment(anchor.seg_idx); - let span = match anchor.kind { - PathAnchorKind::Ident => seg.ident().resolve(db), - PathAnchorKind::GenericArgs => seg.generic_args().resolve(db), - PathAnchorKind::Segment => seg.into_atom().resolve(db), - PathAnchorKind::TraitName => seg.qualified_type().trait_qualifier().name().resolve(db), - }; - span -} - -/// Return the span of the method name in a method call expression. -pub fn method_name_span(db: &dyn SpannedHirDb, call: &LazyMethodCallExprSpan<'_>) -> Option { - call.clone().method_name().resolve(db) -} - /// Map to a DynLazySpan without resolving to a concrete Span. pub fn map_path_anchor_to_dyn_lazy<'db>( lazy_path: LazyPathSpan<'db>, diff --git a/crates/hir/src/path_view.rs b/crates/hir/src/path_view.rs index 2a80787091..9042926acc 100644 --- a/crates/hir/src/path_view.rs +++ b/crates/hir/src/path_view.rs @@ -12,20 +12,6 @@ pub enum SegmentKind { QualifiedType, } -/// Unified anchor choice used by diagnostics and navigation to pick a span -/// within a segment. Span resolution is performed outside analysis. -#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)] -pub enum AnchorChoice { - /// Anchor the identifier portion of the segment. - Ident, - /// Anchor the generic argument list of the segment. - GenericArgs, - /// Anchor the whole segment. - Segment, - /// Anchor the trait name within a qualified type segment. - QualifiedTraitName, -} - /// Minimal, structural facts about a path segment. #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)] pub struct SegmentInfo { @@ -63,7 +49,10 @@ impl PathView for HirPathAdapter<'_> { fn segment_info(&self, idx: usize) -> Option { let seg = self.path.segment(self.db, idx)?; let info = match seg.kind(self.db) { - PathKind::Ident { ident, generic_args } => SegmentInfo { + PathKind::Ident { + ident, + generic_args, + } => SegmentInfo { kind: SegmentKind::Plain, has_ident: ident.is_present(), has_generic_args: !generic_args.is_empty(self.db), @@ -77,4 +66,3 @@ impl PathView for HirPathAdapter<'_> { Some(info) } } - diff --git a/crates/hir/src/source_index.rs b/crates/hir/src/source_index.rs index 2a34bd2222..f9aa0ddd9a 100644 --- a/crates/hir/src/source_index.rs +++ b/crates/hir/src/source_index.rs @@ -128,15 +128,11 @@ fn collect_unified_occurrences<'db>( db: &'db dyn SpannedHirDb, top_mod: TopLevelMod<'db>, ) -> Vec> { + #[derive(Default)] struct Collector<'db> { occ: Vec>, suppress_generic_for_path: Option>, } - impl<'db> Default for Collector<'db> { - fn default() -> Self { - Self { occ: Vec::new(), suppress_generic_for_path: None } - } - } impl<'db, 'ast: 'db> Visitor<'ast> for Collector<'db> { fn visit_path( @@ -228,54 +224,52 @@ fn collect_unified_occurrences<'db>( } } } - Expr::Field(receiver, field_name) => { - if let Partial::Present(crate::hir_def::FieldIndex::Ident(ident)) = field_name { - if let Some(span) = ctxt.span() { - let scope = ctxt.scope(); - let body = ctxt.body(); - let name_span: DynLazySpan<'db> = - span.into_field_expr().accessor().into(); - self.occ.push(OccurrencePayload::FieldAccessName { + Expr::Field( + receiver, + Partial::Present(crate::hir_def::FieldIndex::Ident(ident)), + ) => { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let name_span: DynLazySpan<'db> = span.into_field_expr().accessor().into(); + self.occ.push(OccurrencePayload::FieldAccessName { + scope, + body, + ident: *ident, + receiver: *receiver, + span: name_span, + }); + } + } + Expr::Path(Partial::Present(path)) => { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let tail = path.segment_index(ctxt.db()); + for i in 0..=tail { + let seg_span: DynLazySpan<'db> = span + .clone() + .into_path_expr() + .path() + .segment(i) + .ident() + .into(); + self.occ.push(OccurrencePayload::PathExprSeg { scope, body, - ident: *ident, - receiver: *receiver, - span: name_span, + expr: id, + path: *path, + seg_idx: i, + span: seg_span, }); } - } - } - Expr::Path(path) => { - if let Partial::Present(path) = path { - if let Some(span) = ctxt.span() { - let scope = ctxt.scope(); - let body = ctxt.body(); - let tail = path.segment_index(ctxt.db()); - for i in 0..=tail { - let seg_span: DynLazySpan<'db> = span - .clone() - .into_path_expr() - .path() - .segment(i) - .ident() - .into(); - self.occ.push(OccurrencePayload::PathExprSeg { - scope, - body, - expr: id, - path: *path, - seg_idx: i, - span: seg_span, - }); - } - // Avoid emitting generic PathSeg for this path by suppressing - // it during the recursive walk of this expression. - let prev = self.suppress_generic_for_path; - self.suppress_generic_for_path = Some(*path); - crate::visitor::walk_expr(self, ctxt, id); - self.suppress_generic_for_path = prev; - return; - } + // Avoid emitting generic PathSeg for this path by suppressing + // it during the recursive walk of this expression. + let prev = self.suppress_generic_for_path; + self.suppress_generic_for_path = Some(*path); + crate::visitor::walk_expr(self, ctxt, id); + self.suppress_generic_for_path = prev; + return; } } _ => {} @@ -317,36 +311,34 @@ fn collect_unified_occurrences<'db>( } } } - Pat::Path(path, _is_mut) => { - if let Partial::Present(path) = path { - if let Some(span) = ctxt.span() { - let scope = ctxt.scope(); - let body = ctxt.body(); - let tail = path.segment_index(ctxt.db()); - for i in 0..=tail { - let seg_span: DynLazySpan<'db> = span - .clone() - .into_path_pat() - .path() - .segment(i) - .ident() - .into(); - self.occ.push(OccurrencePayload::PathPatSeg { - scope, - body, - pat, - path: *path, - seg_idx: i, - span: seg_span, - }); - } - // Suppress generic PathSeg emission for this pattern path. - let prev = self.suppress_generic_for_path; - self.suppress_generic_for_path = Some(*path); - crate::visitor::walk_pat(self, ctxt, pat); - self.suppress_generic_for_path = prev; - return; + Pat::Path(Partial::Present(path), _is_mut) => { + if let Some(span) = ctxt.span() { + let scope = ctxt.scope(); + let body = ctxt.body(); + let tail = path.segment_index(ctxt.db()); + for i in 0..=tail { + let seg_span: DynLazySpan<'db> = span + .clone() + .into_path_pat() + .path() + .segment(i) + .ident() + .into(); + self.occ.push(OccurrencePayload::PathPatSeg { + scope, + body, + pat, + path: *path, + seg_idx: i, + span: seg_span, + }); } + // Suppress generic PathSeg emission for this pattern path. + let prev = self.suppress_generic_for_path; + self.suppress_generic_for_path = Some(*path); + crate::visitor::walk_pat(self, ctxt, pat); + self.suppress_generic_for_path = prev; + return; } } _ => {} @@ -362,7 +354,7 @@ fn collect_unified_occurrences<'db>( for it in top_mod.all_items(db).iter() { if let Some(name) = it.name_span() { let sc = crate::hir_def::scope_graph::ScopeId::from_item(*it); - let name_dyn: DynLazySpan<'db> = name.into(); + let name_dyn: DynLazySpan<'db> = name; coll.occ.push(OccurrencePayload::ItemHeaderName { scope: sc, span: name_dyn, @@ -400,10 +392,12 @@ fn collect_unified_occurrences<'db>( // when both cover the exact same textual span. Build a set of spans covered // by contextual occurrences, then drop PathSeg entries that overlap exactly. use rustc_hash::FxHashSet; - let mut contextual_spans: FxHashSet<(parser::TextSize, parser::TextSize)> = FxHashSet::default(); + let mut contextual_spans: FxHashSet<(parser::TextSize, parser::TextSize)> = + FxHashSet::default(); for o in coll.occ.iter() { match o { - OccurrencePayload::PathExprSeg { span, .. } | OccurrencePayload::PathPatSeg { span, .. } => { + OccurrencePayload::PathExprSeg { span, .. } + | OccurrencePayload::PathPatSeg { span, .. } => { if let Some(sp) = span.clone().resolve(db) { contextual_spans.insert((sp.range.start(), sp.range.end())); } @@ -448,3 +442,64 @@ pub fn occurrences_at_offset<'db>( .map(|e| e.payload.clone()) .collect() } + +impl<'db> OccurrencePayload<'db> { + /// Returns true if this occurrence should be included in rename operations. + /// Filters out language keywords like 'self', 'Self', 'super', etc. + pub fn rename_allowed(&self, db: &'db dyn crate::SpannedHirDb) -> bool { + use crate::hir_def::scope_graph::ScopeId; + + match self { + // Path-based occurrences: check if they resolve to language keywords + OccurrencePayload::PathSeg { path, seg_idx, .. } + | OccurrencePayload::PathExprSeg { path, seg_idx, .. } + | OccurrencePayload::PathPatSeg { path, seg_idx, .. } => { + Self::check_path_segment_keyword(db, *path, *seg_idx) + } + + // Direct IdentId occurrences: check for language keywords + OccurrencePayload::UseAliasName { ident, .. } + | OccurrencePayload::MethodName { ident, .. } + | OccurrencePayload::FieldAccessName { ident, .. } + | OccurrencePayload::PatternLabelName { ident, .. } => { + !Self::is_language_keyword(db, *ident) + } + + // Use path segments are always safe to rename + OccurrencePayload::UsePathSeg { .. } => true, + + // ItemHeaderName: exclude definitions, but allow function parameters (except self) + OccurrencePayload::ItemHeaderName { scope, .. } => { + match scope { + ScopeId::FuncParam(_, _) => { + if let Some(param_name) = scope.name(db) { + !param_name.is_self(db) + } else { + true + } + } + _ => false, // Item definitions should not be renamed + } + } + } + } + + /// Helper: check if a path segment at the given index is a language keyword + fn check_path_segment_keyword( + db: &'db dyn crate::SpannedHirDb, + path: crate::hir_def::PathId<'db>, + seg_idx: usize, + ) -> bool { + if let Some(seg) = path.segment(db, seg_idx) { + if let Some(ident) = seg.as_ident(db) { + return !Self::is_language_keyword(db, ident); + } + } + true // Default to allow if we can't resolve the segment + } + + /// Helper: check if an IdentId represents a language keyword + fn is_language_keyword(db: &'db dyn crate::SpannedHirDb, ident: IdentId<'db>) -> bool { + ident.is_self(db) || ident.is_super(db) || ident.is_self_ty(db) + } +} diff --git a/crates/language-server/src/functionality/capabilities.rs b/crates/language-server/src/functionality/capabilities.rs index 89eb54c445..841a394bf2 100644 --- a/crates/language-server/src/functionality/capabilities.rs +++ b/crates/language-server/src/functionality/capabilities.rs @@ -14,6 +14,12 @@ pub(crate) fn server_capabilities() -> ServerCapabilities { definition_provider: Some(async_lsp::lsp_types::OneOf::Left(true)), // find all references references_provider: Some(async_lsp::lsp_types::OneOf::Left(true)), + // goto implementation + implementation_provider: Some( + async_lsp::lsp_types::ImplementationProviderCapability::Simple(true), + ), + // rename symbols + rename_provider: Some(async_lsp::lsp_types::OneOf::Left(true)), // support for workspace add/remove changes workspace: Some(async_lsp::lsp_types::WorkspaceServerCapabilities { workspace_folders: Some(async_lsp::lsp_types::WorkspaceFoldersServerCapabilities { diff --git a/crates/language-server/src/functionality/goto.rs b/crates/language-server/src/functionality/goto.rs index 7564b493b6..3fb67d9508 100644 --- a/crates/language-server/src/functionality/goto.rs +++ b/crates/language-server/src/functionality/goto.rs @@ -37,289 +37,19 @@ pub async fn handle_goto_definition( for def in candidates.into_iter() { if let Some(span) = def.span.resolve(&backend.db) { let url = span.file.url(&backend.db).expect("Failed to get file URL"); - let range = crate::util::to_lsp_range_from_span(span, &backend.db) - .map_err(|e| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")))?; + let range = crate::util::to_lsp_range_from_span(span, &backend.db).map_err(|e| { + ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")) + })?; locs.push(async_lsp::lsp_types::Location { uri: url, range }); } } match locs.len() { 0 => Ok(None), - 1 => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Scalar(locs.remove(0)))), - _ => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Array(locs))), - } -} -// } -#[cfg(test)] -mod tests { - use common::ingot::IngotKind; - use dir_test::{dir_test, Fixture}; - use std::collections::BTreeMap; - use test_utils::snap_test; - use url::Url; - - use super::*; - use crate::test_utils::load_ingot_from_directory; - use driver::DriverDataBase; - use tracing::error; - - use hir::{hir_def::{TopLevelMod, PathId, scope_graph::ScopeId}, span::LazySpan, visitor::{VisitorCtxt, prelude::LazyPathSpan, Visitor}}; -use hir_analysis::{name_resolution::{resolve_with_policy, DomainPreference, PathResErrorKind}, ty::trait_resolution::PredicateListId}; - - #[derive(Default)] - struct PathSpanCollector<'db> { - paths: Vec<(PathId<'db>, ScopeId<'db>, LazyPathSpan<'db>)>, - } - - impl<'db, 'ast: 'db> Visitor<'ast> for PathSpanCollector<'db> { - fn visit_path(&mut self, ctxt: &mut VisitorCtxt<'ast, LazyPathSpan<'ast>>, path: PathId<'db>) { - if let Some(span) = ctxt.span() { - let scope = ctxt.scope(); - self.paths.push((path, scope, span)); - } - } - } - - fn find_path_surrounding_cursor<'db>( - db: &'db DriverDataBase, - cursor: Cursor, - full_paths: Vec<(PathId<'db>, ScopeId<'db>, LazyPathSpan<'db>)>, - ) -> Option<(PathId<'db>, bool, ScopeId<'db>)> { - for (path, scope, lazy_span) in full_paths { - let span = lazy_span.resolve(db).unwrap(); - if span.range.contains(cursor) { - // Prefer the deepest segment that contains the cursor to match user intent - for idx in (0..=path.segment_index(db)).rev() { - let seg_span = lazy_span.clone().segment(idx).resolve(db).unwrap(); - if seg_span.range.contains(cursor) { - return Some((path.segment(db, idx).unwrap(), idx != path.segment_index(db), scope)); - } - } - } - } - None - } - - - // given a cursor position and a string, convert to cursor line and column - fn line_col_from_cursor(cursor: Cursor, s: &str) -> (usize, usize) { - let mut line = 0; - let mut col = 0; - for (i, c) in s.chars().enumerate() { - if i == Into::::into(cursor) { - return (line, col); - } - if c == '\n' { - line += 1; - col = 0; - } else { - col += 1; - } - } - (line, col) - } - - fn extract_multiple_cursor_positions_from_spans( - db: &DriverDataBase, - top_mod: TopLevelMod, - ) -> Vec { - let mut visitor_ctxt = VisitorCtxt::with_top_mod(db, top_mod); - let mut path_collector = PathSpanCollector::default(); - path_collector.visit_top_mod(&mut visitor_ctxt, top_mod); - - let mut cursors = Vec::new(); - for (path, _, lazy_span) in path_collector.paths { - for idx in 0..=path.segment_index(db) { - let seg_span = lazy_span.clone().segment(idx).resolve(db).unwrap(); - cursors.push(seg_span.range.start()); - } - } - - cursors.sort(); - cursors.dedup(); - - error!("Found cursors: {:?}", cursors); - cursors - } - - fn make_goto_cursors_snapshot( - db: &DriverDataBase, - fixture: &Fixture<&str>, - top_mod: TopLevelMod, - ) -> String { - let cursors = extract_multiple_cursor_positions_from_spans(db, top_mod); - let mut cursor_path_map: BTreeMap = BTreeMap::default(); - - for cursor in &cursors { - let mut visitor_ctxt = VisitorCtxt::with_top_mod(db, top_mod); - let mut path_collector = PathSpanCollector::default(); - path_collector.visit_top_mod(&mut visitor_ctxt, top_mod); - let full_paths = path_collector.paths; - if let Some((path, _, scope)) = find_path_surrounding_cursor(db, *cursor, full_paths) { - let resolved = resolve_with_policy( - db, - path, - scope, - PredicateListId::empty_list(db), - DomainPreference::Either, - ); - let mut lines: Vec = match resolved { - Ok(r) => r.pretty_path(db).into_iter().collect(), - Err(err) => match err.kind { - PathResErrorKind::NotFound { parent: _, bucket } => bucket - .iter_ok() - .filter_map(|nr| nr.pretty_path(db)) - .collect(), - PathResErrorKind::Ambiguous(vec) => vec - .into_iter() - .filter_map(|nr| nr.pretty_path(db)) - .collect(), - _ => vec![], - }, - }; - // Filter out primitive/builtin types and noise to match expected readability - lines.retain(|s| s.contains("::") || s.starts_with("local at") || s == "lib" || s.starts_with("lib::")); - if !lines.is_empty() { - cursor_path_map.insert(*cursor, lines.join("\n")); - } - } - } - - let cursor_lines = cursor_path_map - .iter() - .map(|(cursor, path)| { - let (cursor_line, cursor_col) = line_col_from_cursor(*cursor, fixture.content()); - format!("cursor position ({cursor_line:?}, {cursor_col:?}), path: {path}") - }) - .collect::>(); - - format!( - "{}\n---\n{}", - fixture - .content() - .lines() - .enumerate() - .map(|(i, line)| format!("{i:?}: {line}")) - .collect::>() - .join("\n"), - cursor_lines.join("\n") - ) - } - - #[dir_test( - dir: "$CARGO_MANIFEST_DIR/test_files/single_ingot", - glob: "**/lib.fe", - )] - fn test_goto_multiple_files(fixture: Fixture<&str>) { - let cargo_manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap(); - let ingot_base_dir = - std::path::Path::new(&cargo_manifest_dir).join("test_files/single_ingot"); - - let mut db = DriverDataBase::default(); - - // Load all files from the ingot directory - load_ingot_from_directory(&mut db, &ingot_base_dir); - - // Get our specific test file - let fe_source_path = fixture.path(); - let file_url = Url::from_file_path(fe_source_path).unwrap(); - - // Get the containing ingot - should be Local now - let ingot = db.workspace().containing_ingot(&db, file_url).unwrap(); - assert_eq!(ingot.kind(&db), IngotKind::Local); - - // Introduce a new scope to limit the lifetime of `top_mod` - { - // Get the file directly from the file index - let file_url = Url::from_file_path(fe_source_path).unwrap(); - let file = db.workspace().get(&db, &file_url).unwrap(); - let top_mod = map_file_to_mod(&db, file); - - let snapshot = make_goto_cursors_snapshot(&db, &fixture, top_mod); - snap_test!(snapshot, fixture.path()); - } - - // Get the containing ingot for the file path - let file_url = Url::from_file_path(fixture.path()).unwrap(); - let ingot = db.workspace().containing_ingot(&db, file_url); - assert_eq!(ingot.unwrap().kind(&db), IngotKind::Local); - } - - #[dir_test( - dir: "$CARGO_MANIFEST_DIR/test_files", - glob: "goto*.fe" - )] - fn test_goto_cursor_target(fixture: Fixture<&str>) { - let mut db = DriverDataBase::default(); // Changed to mut - let file = db.workspace().touch( - &mut db, - Url::from_file_path(fixture.path()).unwrap(), - Some(fixture.content().to_string()), - ); - let top_mod = map_file_to_mod(&db, file); - - let snapshot = make_goto_cursors_snapshot(&db, &fixture, top_mod); - snap_test!(snapshot, fixture.path()); - } - - #[dir_test( - dir: "$CARGO_MANIFEST_DIR/test_files", - glob: "smallest_enclosing*.fe" - )] - fn test_find_path_surrounding_cursor(fixture: Fixture<&str>) { - let mut db = DriverDataBase::default(); // Changed to mut - - let file = db.workspace().touch( - &mut db, - Url::from_file_path(fixture.path()).unwrap(), - Some(fixture.content().to_string()), - ); - let top_mod = map_file_to_mod(&db, file); - - let cursors = extract_multiple_cursor_positions_from_spans(&db, top_mod); - - let mut cursor_paths: Vec<(Cursor, String)> = vec![]; - - for cursor in &cursors { - let mut visitor_ctxt = VisitorCtxt::with_top_mod(&db, top_mod); - let mut path_collector = PathSpanCollector::default(); - path_collector.visit_top_mod(&mut visitor_ctxt, top_mod); - - let full_paths = path_collector.paths; - - if let Some((path, _, scope)) = find_path_surrounding_cursor(&db, *cursor, full_paths) { - let resolved_enclosing_path = - resolve_with_policy( - &db, - path, - scope, - PredicateListId::empty_list(&db), - DomainPreference::Type, - ); - - let res = match resolved_enclosing_path { - Ok(res) => res.pretty_path(&db).unwrap(), - Err(err) => match err.kind { - PathResErrorKind::Ambiguous(vec) => vec - .iter() - .map(|r| r.pretty_path(&db).unwrap()) - .collect::>() - .join("\n"), - _ => "".into(), - }, - }; - cursor_paths.push((*cursor, res)); - } - } - - let result = format!( - "{}\n---\n{}", - fixture.content(), - cursor_paths - .iter() - .map(|(cursor, path)| { format!("cursor position: {cursor:?}, path: {path}") }) - .collect::>() - .join("\n") - ); - snap_test!(result, fixture.path()); + 1 => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Scalar( + locs.remove(0), + ))), + _ => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Array( + locs, + ))), } } diff --git a/crates/language-server/src/functionality/handlers.rs b/crates/language-server/src/functionality/handlers.rs index de16ef03b4..a0f11e8a25 100644 --- a/crates/language-server/src/functionality/handlers.rs +++ b/crates/language-server/src/functionality/handlers.rs @@ -21,7 +21,9 @@ use tracing::{error, info, warn}; pub struct FilesNeedDiagnostics(pub Vec); #[derive(Debug)] -pub struct NeedsDiagnostics(pub url::Url); +pub struct NeedsDiagnostics { + pub uri: url::Url, +} impl std::fmt::Display for FilesNeedDiagnostics { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { @@ -31,7 +33,7 @@ impl std::fmt::Display for FilesNeedDiagnostics { impl std::fmt::Display for NeedsDiagnostics { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { - write!(f, "FileNeedsDiagnostics({})", self.0) + write!(f, "FileNeedsDiagnostics({})", self.uri) } } @@ -148,7 +150,7 @@ pub async fn initialized( .collect(); for url in all_files { - let _ = backend.client.emit(NeedsDiagnostics(url)); + let _ = backend.client.emit(NeedsDiagnostics { uri: url }); } let _ = backend.client.clone().log_message(LogMessageParams { @@ -315,7 +317,7 @@ pub async fn handle_file_change( } } - let _ = backend.client.emit(NeedsDiagnostics(message.uri)); + let _ = backend.client.emit(NeedsDiagnostics { uri: message.uri }); Ok(()) } @@ -352,7 +354,7 @@ async fn load_ingot_files( .collect(); for url in all_files { - let _ = backend.client.emit(NeedsDiagnostics(url)); + let _ = backend.client.emit(NeedsDiagnostics { uri: url }); } Ok(()) @@ -367,7 +369,7 @@ pub async fn handle_files_need_diagnostics( let ingots_need_diagnostics: FxHashSet<_> = need_diagnostics .iter() - .filter_map(|NeedsDiagnostics(url)| { + .filter_map(|NeedsDiagnostics { uri: url }| { // url is already a url::Url backend .db diff --git a/crates/language-server/src/functionality/hover.rs b/crates/language-server/src/functionality/hover.rs index 2b6eb7d584..9b98b5d570 100644 --- a/crates/language-server/src/functionality/hover.rs +++ b/crates/language-server/src/functionality/hover.rs @@ -33,17 +33,25 @@ pub fn hover_helper( if let Some(sig) = h.signature { parts.push(format!("```fe\n{}\n```", sig)); } - if let Some(doc) = h.documentation { parts.push(doc); } - let value = if parts.is_empty() { String::new() } else { parts.join("\n\n") }; + if let Some(doc) = h.documentation { + parts.push(doc); + } + let value = if parts.is_empty() { + String::new() + } else { + parts.join("\n\n") + }; let range = h .span .resolve(db) .and_then(|sp| crate::util::to_lsp_range_from_span(sp, db).ok()); let result = async_lsp::lsp_types::Hover { - contents: async_lsp::lsp_types::HoverContents::Markup(async_lsp::lsp_types::MarkupContent { - kind: async_lsp::lsp_types::MarkupKind::Markdown, - value, - }), + contents: async_lsp::lsp_types::HoverContents::Markup( + async_lsp::lsp_types::MarkupContent { + kind: async_lsp::lsp_types::MarkupKind::Markdown, + value, + }, + ), range, }; return Ok(Some(result)); diff --git a/crates/language-server/src/functionality/implementations.rs b/crates/language-server/src/functionality/implementations.rs new file mode 100644 index 0000000000..a3c41c296c --- /dev/null +++ b/crates/language-server/src/functionality/implementations.rs @@ -0,0 +1,63 @@ +use async_lsp::ResponseError; +use common::InputDb; +use fe_semantic_query::SemanticQuery; +use hir::{lower::map_file_to_mod, span::LazySpan}; + +use crate::{backend::Backend, util::to_offset_from_position}; + +pub type Cursor = parser::TextSize; + +// Custom LSP request for goto implementation +pub enum GotoImplementation {} + +impl async_lsp::lsp_types::request::Request for GotoImplementation { + type Params = async_lsp::lsp_types::TextDocumentPositionParams; + type Result = Option; + const METHOD: &'static str = "textDocument/implementation"; +} + +pub async fn handle_goto_implementation( + backend: &Backend, + params: async_lsp::lsp_types::TextDocumentPositionParams, +) -> Result, ResponseError> { + // Use URI directly to avoid path/encoding/case issues + let url = params.text_document.uri.clone(); + let file = backend + .db + .workspace() + .get(&backend.db, &url) + .ok_or_else(|| { + ResponseError::new( + async_lsp::ErrorCode::INTERNAL_ERROR, + format!("File not found in index: {url}"), + ) + })?; + let file_text = file.text(&backend.db); + let cursor: Cursor = to_offset_from_position(params.position, file_text.as_str()); + let top_mod = map_file_to_mod(&backend.db, file); + + // Use unified SemanticQuery API + let query = SemanticQuery::at_cursor(&backend.db, top_mod, cursor); + let implementations = query.find_implementations(); + + let mut locs: Vec = Vec::new(); + for impl_def in implementations { + if let Some(span) = impl_def.span.resolve(&backend.db) { + let url = span.file.url(&backend.db).expect("Failed to get file URL"); + let range = crate::util::to_lsp_range_from_span(span, &backend.db).map_err(|e| { + ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")) + })?; + locs.push(async_lsp::lsp_types::Location { uri: url, range }); + } + } + + match locs.len() { + 0 => Ok(None), + 1 => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Scalar( + locs.into_iter().next().unwrap(), + ))), + _ => Ok(Some(async_lsp::lsp_types::GotoDefinitionResponse::Array( + locs, + ))), + } +} diff --git a/crates/language-server/src/functionality/mod.rs b/crates/language-server/src/functionality/mod.rs index 07d3fdb862..df3541f401 100644 --- a/crates/language-server/src/functionality/mod.rs +++ b/crates/language-server/src/functionality/mod.rs @@ -2,4 +2,6 @@ mod capabilities; pub(super) mod goto; pub(super) mod handlers; pub(super) mod hover; +pub(super) mod implementations; pub(super) mod references; +pub(super) mod rename; diff --git a/crates/language-server/src/functionality/references.rs b/crates/language-server/src/functionality/references.rs index c121181ee4..93e7c430fa 100644 --- a/crates/language-server/src/functionality/references.rs +++ b/crates/language-server/src/functionality/references.rs @@ -1,5 +1,5 @@ -use async_lsp::ResponseError; use async_lsp::lsp_types::{Location, ReferenceParams}; +use async_lsp::ResponseError; use common::InputDb; use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan}; @@ -9,7 +9,6 @@ use crate::{backend::Backend, util::to_offset_from_position}; pub async fn handle_references( backend: &Backend, params: ReferenceParams, - ) -> Result>, ResponseError> { // Locate file and module and convert position to offset using workspace content // Use the URI directly to avoid path/encoding issues @@ -18,18 +17,32 @@ pub async fn handle_references( .db .workspace() .get(&backend.db, &url) - .ok_or_else(|| ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("File not found: {url}")))?; + .ok_or_else(|| { + ResponseError::new( + async_lsp::ErrorCode::INTERNAL_ERROR, + format!("File not found: {url}"), + ) + })?; let file_text = file.text(&backend.db); - let cursor = to_offset_from_position(params.text_document_position.position, file_text.as_str()); + let cursor = + to_offset_from_position(params.text_document_position.position, file_text.as_str()); let top_mod = map_file_to_mod(&backend.db, file); // Use unified SemanticQuery API let query = SemanticQuery::at_cursor(&backend.db, top_mod, cursor); - let mut found = query.find_references() + let mut found = query + .find_references() .into_iter() .filter_map(|r| r.span.resolve(&backend.db)) - .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &backend.db).ok().map(|range| (sp, range))) - .map(|(sp, range)| Location { uri: sp.file.url(&backend.db).expect("url"), range }) + .filter_map(|sp| { + crate::util::to_lsp_range_from_span(sp.clone(), &backend.db) + .ok() + .map(|range| (sp, range)) + }) + .map(|(sp, range)| Location { + uri: sp.file.url(&backend.db).expect("url"), + range, + }) .collect::>(); // TODO: Honor includeDeclaration: if false, remove the def location when present @@ -40,40 +53,3 @@ pub async fn handle_references( Ok(Some(found)) } - -#[cfg(test)] -mod tests { - use super::*; - // use common::ingot::IngotKind; - use url::Url; - use driver::DriverDataBase; - - #[test] - fn basic_references_in_hoverable() { - // Load the hoverable ingot and open lib.fe - let cargo_manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap(); - let ingot_base_dir = std::path::Path::new(&cargo_manifest_dir).join("test_files/hoverable"); - let mut db = DriverDataBase::default(); - crate::test_utils::load_ingot_from_directory(&mut db, &ingot_base_dir); - - let lib_path = ingot_base_dir.join("src/lib.fe"); - let file = db.workspace().touch(&mut db, Url::from_file_path(&lib_path).unwrap(), None); - let top_mod = map_file_to_mod(&db, file); - - // Cursor on return_three() call inside return_seven() - let content = std::fs::read_to_string(&lib_path).unwrap(); - let call_off = content.find("return_three()").unwrap() as u32; - let cursor = parser::TextSize::from(call_off); - - let refs = SemanticQuery::at_cursor(&db, top_mod, cursor).find_references(); - assert!(!refs.is_empty(), "expected at least one reference at call site"); - // Ensure we can convert at least one to an LSP location - let any_loc = refs - .into_iter() - .filter_map(|r| r.span.resolve(&db)) - .filter_map(|sp| crate::util::to_lsp_range_from_span(sp.clone(), &db).ok().map(|range| (sp, range))) - .map(|(sp, range)| Location { uri: sp.file.url(&db).expect("url"), range }) - .next(); - assert!(any_loc.is_some()); - } -} diff --git a/crates/language-server/src/functionality/rename.rs b/crates/language-server/src/functionality/rename.rs new file mode 100644 index 0000000000..032b482933 --- /dev/null +++ b/crates/language-server/src/functionality/rename.rs @@ -0,0 +1,78 @@ +use async_lsp::ResponseError; +use common::InputDb; +use fe_semantic_query::SemanticQuery; +use hir::{lower::map_file_to_mod, span::LazySpan}; +use std::collections::HashMap; + +use crate::{backend::Backend, util::to_offset_from_position}; + +pub type Cursor = parser::TextSize; + +// Custom LSP request for rename +pub enum Rename {} + +impl async_lsp::lsp_types::request::Request for Rename { + type Params = async_lsp::lsp_types::RenameParams; + type Result = Option; + const METHOD: &'static str = "textDocument/rename"; +} + +pub async fn handle_rename( + backend: &Backend, + params: async_lsp::lsp_types::RenameParams, +) -> Result, ResponseError> { + // Use URI directly to avoid path/encoding/case issues + let url = params.text_document_position.text_document.uri.clone(); + let file = backend + .db + .workspace() + .get(&backend.db, &url) + .ok_or_else(|| { + ResponseError::new( + async_lsp::ErrorCode::INTERNAL_ERROR, + format!("File not found in index: {url}"), + ) + })?; + let file_text = file.text(&backend.db); + let cursor: Cursor = + to_offset_from_position(params.text_document_position.position, file_text.as_str()); + let top_mod = map_file_to_mod(&backend.db, file); + + // Use unified SemanticQuery API + let query = SemanticQuery::at_cursor(&backend.db, top_mod, cursor); + let rename_locations = query.find_rename_locations(); + + if rename_locations.is_empty() { + return Ok(None); + } + + // Group edits by file URL + let mut changes: HashMap> = + HashMap::new(); + + for location in rename_locations { + if let Some(span) = location.span.resolve(&backend.db) { + let file_url = span.file.url(&backend.db).expect("Failed to get file URL"); + let range = crate::util::to_lsp_range_from_span(span, &backend.db).map_err(|e| { + ResponseError::new(async_lsp::ErrorCode::INTERNAL_ERROR, format!("{e}")) + })?; + + let text_edit = async_lsp::lsp_types::TextEdit { + range, + new_text: params.new_name.clone(), + }; + + changes.entry(file_url).or_default().push(text_edit); + } + } + + if changes.is_empty() { + Ok(None) + } else { + Ok(Some(async_lsp::lsp_types::WorkspaceEdit { + changes: Some(changes), + document_changes: None, + change_annotations: None, + })) + } +} diff --git a/crates/language-server/src/lsp_diagnostics.rs b/crates/language-server/src/lsp_diagnostics.rs index cc5ce28293..921f54796e 100644 --- a/crates/language-server/src/lsp_diagnostics.rs +++ b/crates/language-server/src/lsp_diagnostics.rs @@ -3,7 +3,6 @@ use camino::Utf8Path; use codespan_reporting::files as cs_files; use common::{diagnostics::CompleteDiagnostic, file::File}; use driver::DriverDataBase; -use hir::lower::map_file_to_mod; use hir::Ingot; use hir_analysis::analysis_pass::{AnalysisPassManager, ParsingPass}; use hir_analysis::name_resolution::ImportAnalysisPass; @@ -33,12 +32,17 @@ impl LspDiagnostics for DriverDataBase { let ingot_files = ingot.files(self); for (url, file) in ingot_files.iter() { + // Only analyze source files; skip config and non-source entries + if file.kind(self) != Some(common::file::IngotFileKind::Source) { + continue; + } + // initialize an empty diagnostic list for this file // (to clear any previous diagnostics) result.entry(url.clone()).or_default(); - let top_mod = map_file_to_mod(self, file); - let diagnostics = pass_manager.run_on_module(self, top_mod); + // Use the stable file-based API to prevent stale TopLevelMod references + let diagnostics = pass_manager.run_on_file(self, file); let mut finalized_diags: Vec = diagnostics .iter() .map(|d| d.to_complete(self).clone()) @@ -134,3 +138,105 @@ fn initialize_analysis_pass() -> AnalysisPassManager { pass_manager.add_module_pass(Box::new(BodyAnalysisPass {})); pass_manager } + +#[cfg(test)] +mod tests { + use super::*; + use crate::test_utils::load_ingot_from_directory; + use async_lsp::lsp_types::{Diagnostic, NumberOrString}; + use common::InputDb; + use driver::DriverDataBase; + use std::collections::BTreeMap; + use std::path::PathBuf; + use test_utils::snap_test; + use url::Url; + + fn code_to_string(code: &Option) -> String { + match code { + Some(NumberOrString::String(s)) => s.clone(), + Some(NumberOrString::Number(n)) => n.to_string(), + None => String::new(), + } + } + + // Produce a stable, human-readable snapshot of diagnostics per file. + fn format_diagnostics(map: &rustc_hash::FxHashMap>) -> String { + // Sort by URI for determinism + let mut by_uri: BTreeMap> = BTreeMap::new(); + for (uri, diags) in map.iter() { + by_uri + .entry(uri.to_string()) + .or_insert_with(Vec::new) + .extend(diags.iter().cloned()); + } + + let mut out = String::new(); + for (uri, mut diags) in by_uri { + // Stable sort: code, start line/char, end line/char, message prefix + diags.sort_by(|a, b| { + let ac = code_to_string(&a.code); + let bc = code_to_string(&b.code); + ( + ac, + a.range.start.line, + a.range.start.character, + a.range.end.line, + a.range.end.character, + a.message.clone(), + ) + .cmp(&( + bc, + b.range.start.line, + b.range.start.character, + b.range.end.line, + b.range.end.character, + b.message.clone(), + )) + }); + + out.push_str(&format!("File: {}\n", uri)); + for d in diags { + let code = code_to_string(&d.code); + let sev = d.severity.map(|s| format!("{:?}", s)).unwrap_or_default(); + out.push_str(&format!( + " - code:{} severity:{} @ {}:{}..{}:{}\n {}\n", + code, + sev, + d.range.start.line + 1, + d.range.start.character + 1, + d.range.end.line + 1, + d.range.end.character + 1, + d.message.trim() + )); + } + out.push('\n'); + } + out + } + + #[test] + fn diagnostics_snapshot_comprehensive_project() { + let mut db = DriverDataBase::default(); + let project_dir: PathBuf = + PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("test_projects/comprehensive"); + + // Load the test project into the DB (mirrors server initialization) + load_ingot_from_directory(&mut db, &project_dir); + + // Find the ingot from the directory URL + let ingot_url = + Url::from_directory_path(&project_dir).expect("failed to convert project dir to URL"); + let ingot = db + .workspace() + .containing_ingot(&db, ingot_url) + .expect("ingot should be discoverable"); + + // Compute diagnostics per file using the server path + let map = db.diagnostics_for_ingot(ingot); + let snapshot = format_diagnostics(&map); + + // Write snapshot alongside the project, like other dir-test layouts + let snap_path = project_dir.join("diagnostics.snap"); + snap_test!(snapshot, snap_path.to_str().unwrap()); + } +} diff --git a/crates/language-server/src/server.rs b/crates/language-server/src/server.rs index 205762e4dd..77830bbdb9 100644 --- a/crates/language-server/src/server.rs +++ b/crates/language-server/src/server.rs @@ -43,6 +43,12 @@ pub(crate) fn setup( .handle_request_mut::(handlers::initialize) .handle_request_mut::(goto::handle_goto_definition) .handle_request::(crate::functionality::references::handle_references) + .handle_request::( + crate::functionality::implementations::handle_goto_implementation, + ) + .handle_request::( + crate::functionality::rename::handle_rename, + ) .handle_event_mut::(handlers::handle_file_change) .handle_event::(handlers::handle_files_need_diagnostics) // non-mutating handlers @@ -65,6 +71,7 @@ pub(crate) fn setup( fn setup_streams(client: ClientSocket, router: &mut Router<()>) { info!("setting up streams"); + // Simple approach: just use the file-based diagnostics API which is already safer let mut diagnostics_stream = router .event_stream::() .chunks_timeout(500, std::time::Duration::from_millis(30)) diff --git a/crates/language-server/test_files/goto.fe b/crates/language-server/test_files/goto.fe deleted file mode 100644 index 39d020cc88..0000000000 --- a/crates/language-server/test_files/goto.fe +++ /dev/null @@ -1,15 +0,0 @@ -use core - -struct Foo {} -struct Bar {} - -fn main() { - let x: Foo - let y: Bar - let z: baz::Baz - core::todo() -} - -mod baz { - pub struct Baz {} -} diff --git a/crates/language-server/test_files/goto.snap b/crates/language-server/test_files/goto.snap deleted file mode 100644 index 90ed091800..0000000000 --- a/crates/language-server/test_files/goto.snap +++ /dev/null @@ -1,27 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -expression: snapshot -input_file: test_files/goto.fe ---- -0: use core -1: -2: struct Foo {} -3: struct Bar {} -4: -5: fn main() { -6: let x: Foo -7: let y: Bar -8: let z: baz::Baz -9: core::todo() -10: } -11: -12: mod baz { -13: pub struct Baz {} -14: } ---- -cursor position (6, 11), path: goto::Foo -cursor position (7, 11), path: goto::Bar -cursor position (8, 11), path: goto::baz -cursor position (8, 16), path: goto::baz::Baz -cursor position (9, 4), path: lib -cursor position (9, 10), path: lib::todo diff --git a/crates/language-server/test_files/lol.fe b/crates/language-server/test_files/lol.fe deleted file mode 100644 index f08c02f075..0000000000 --- a/crates/language-server/test_files/lol.fe +++ /dev/null @@ -1,12 +0,0 @@ -struct Foo {} -struct Bar {} - -fn main() { - let x: Foo - let y: Barrr - let z: baz::Bazzz -} - -mod baz { - pub struct Baz {} -} \ No newline at end of file diff --git a/crates/language-server/test_files/messy/dangling.fe b/crates/language-server/test_files/messy/dangling.fe deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/messy/foo/bar/fe.toml b/crates/language-server/test_files/messy/foo/bar/fe.toml deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/messy/foo/bar/src/main.fe b/crates/language-server/test_files/messy/foo/bar/src/main.fe deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/nested_ingots/fe.toml b/crates/language-server/test_files/nested_ingots/fe.toml deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/nested_ingots/ingots/foo/fe.toml b/crates/language-server/test_files/nested_ingots/ingots/foo/fe.toml deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/nested_ingots/ingots/foo/src/main.fe b/crates/language-server/test_files/nested_ingots/ingots/foo/src/main.fe deleted file mode 100644 index 5b5a7b8335..0000000000 --- a/crates/language-server/test_files/nested_ingots/ingots/foo/src/main.fe +++ /dev/null @@ -1 +0,0 @@ -let foo = 1; \ No newline at end of file diff --git a/crates/language-server/test_files/nested_ingots/src/lib.fe b/crates/language-server/test_files/nested_ingots/src/lib.fe deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/single_ingot/fe.toml b/crates/language-server/test_files/single_ingot/fe.toml deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/crates/language-server/test_files/single_ingot/src/foo.fe b/crates/language-server/test_files/single_ingot/src/foo.fe deleted file mode 100644 index 99e9264c32..0000000000 --- a/crates/language-server/test_files/single_ingot/src/foo.fe +++ /dev/null @@ -1,8 +0,0 @@ -pub fn why() { - let x = 5 - x -} - -pub struct Why { - pub x: i32 -} \ No newline at end of file diff --git a/crates/language-server/test_files/single_ingot/src/lib.fe b/crates/language-server/test_files/single_ingot/src/lib.fe deleted file mode 100644 index 5669526f6d..0000000000 --- a/crates/language-server/test_files/single_ingot/src/lib.fe +++ /dev/null @@ -1,23 +0,0 @@ -use ingot::foo::Why - -mod who { - use super::Why - pub mod what { - pub fn how() {} - pub mod how { - use ingot::Why - pub struct When { - x: Why - } - } - } - pub struct Bar { - x: Why - } -} - -fn bar() -> () { - let y: Why - let z = who::what::how - let z: who::what::how::When -} \ No newline at end of file diff --git a/crates/language-server/test_files/single_ingot/src/lib.snap b/crates/language-server/test_files/single_ingot/src/lib.snap deleted file mode 100644 index a6b73ab514..0000000000 --- a/crates/language-server/test_files/single_ingot/src/lib.snap +++ /dev/null @@ -1,39 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -expression: snapshot -input_file: crates/language-server/test_files/single_ingot/src/lib.fe ---- -0: use ingot::foo::Why -1: -2: mod who { -3: use super::Why -4: pub mod what { -5: pub fn how() {} -6: pub mod how { -7: use ingot::Why -8: pub struct When { -9: x: Why -10: } -11: } -12: } -13: pub struct Bar { -14: x: Why -15: } -16: } -17: -18: fn bar() -> () { -19: let y: Why -20: let z = who::what::how -21: let z: who::what::how::When -22: } ---- -cursor position (9, 11), path: lib::foo::Why -cursor position (14, 7), path: lib::foo::Why -cursor position (19, 11), path: lib::foo::Why -cursor position (20, 12), path: lib::who -cursor position (20, 17), path: lib::who::what -cursor position (20, 23), path: lib::who::what::how -cursor position (21, 11), path: lib::who -cursor position (21, 16), path: lib::who::what -cursor position (21, 22), path: lib::who::what::how -cursor position (21, 27), path: lib::who::what::how::When diff --git a/crates/language-server/test_files/smallest_enclosing.fe b/crates/language-server/test_files/smallest_enclosing.fe deleted file mode 100644 index fa1ae4c2ff..0000000000 --- a/crates/language-server/test_files/smallest_enclosing.fe +++ /dev/null @@ -1,7 +0,0 @@ -struct Foo {} -struct Bar {} - -fn main() { - let x: Foo - let y: Bar -} \ No newline at end of file diff --git a/crates/language-server/test_files/smallest_enclosing.snap b/crates/language-server/test_files/smallest_enclosing.snap deleted file mode 100644 index ba892314a7..0000000000 --- a/crates/language-server/test_files/smallest_enclosing.snap +++ /dev/null @@ -1,17 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -expression: result -input_file: test_files/smallest_enclosing.fe ---- -struct Foo {} -struct Bar {} - -fn main() { - let x: Foo - let y: Bar -} ---- -cursor position: 49, path: -cursor position: 52, path: smallest_enclosing::Foo -cursor position: 64, path: -cursor position: 67, path: smallest_enclosing::Bar diff --git a/crates/language-server/test_files/test_local_goto.fe b/crates/language-server/test_files/test_local_goto.fe deleted file mode 100644 index 3ec92e44a2..0000000000 --- a/crates/language-server/test_files/test_local_goto.fe +++ /dev/null @@ -1,14 +0,0 @@ -fn test_locals() { - let x = 42 - let y = x // cursor on 'x' should goto line 2 - - const MY_CONST: u32 = 100 - let z = MY_CONST // cursor on 'MY_CONST' should goto line 5 - - // Function parameter test - let result = helper(x) // cursor on 'x' should goto line 2 -} - -fn helper(param: u32) -> u32 { - param + 1 // cursor on 'param' should goto parameter declaration -} diff --git a/crates/language-server/test_files/test_local_goto.snap b/crates/language-server/test_files/test_local_goto.snap deleted file mode 100644 index bed3f9592d..0000000000 --- a/crates/language-server/test_files/test_local_goto.snap +++ /dev/null @@ -1,23 +0,0 @@ ---- -source: crates/language-server/src/functionality/goto.rs -assertion_line: 915 -expression: snapshot -input_file: test_files/test_local_goto.fe ---- -0: fn test_locals() { -1: let x = 42; -2: let y = x; // cursor on 'x' should goto line 2 -3: -4: const MY_CONST: u32 = 100; -5: let z = MY_CONST; // cursor on 'MY_CONST' should goto line 5 -6: -7: // Function parameter test -8: let result = helper(x); // cursor on 'x' should goto line 2 -9: } -10: -11: fn helper(param: u32) -> u32 { -12: param + 1 // cursor on 'param' should goto parameter declaration -13: } ---- -cursor position (8, 17), path: test_local_goto::helper -cursor position (12, 4), path: test_local_goto::helper::param diff --git a/crates/language-server/test_projects/comprehensive/diagnostics.snap b/crates/language-server/test_projects/comprehensive/diagnostics.snap new file mode 100644 index 0000000000..49a0f87b49 --- /dev/null +++ b/crates/language-server/test_projects/comprehensive/diagnostics.snap @@ -0,0 +1,10 @@ +--- +source: crates/language-server/src/lsp_diagnostics.rs +assertion_line: 238 +expression: snapshot +--- +File: file:///home/micah/hacker-stuff-2023/fe-stuff/fe/crates/language-server/test_projects/comprehensive/src/lib.fe + - code:8-0000 severity:Error @ 38:3..38:8 + type mismatch +expected `()`, but `i32` is given + diff --git a/crates/language-server/test_projects/comprehensive/fe.toml b/crates/language-server/test_projects/comprehensive/fe.toml new file mode 100644 index 0000000000..d88515c7a1 --- /dev/null +++ b/crates/language-server/test_projects/comprehensive/fe.toml @@ -0,0 +1,4 @@ +[ingot] +name = "comprehensive" +version = "0.1.0" + diff --git a/crates/language-server/test_projects/comprehensive/src/lib.fe b/crates/language-server/test_projects/comprehensive/src/lib.fe new file mode 100644 index 0000000000..147b795493 --- /dev/null +++ b/crates/language-server/test_projects/comprehensive/src/lib.fe @@ -0,0 +1,40 @@ +/// A comprehensive single-project fixture to exercise diagnostics + +mod stuff { + pub mod calculations { + pub fn return_three() -> i32 { 3 } + pub fn return_four() -> i32 { 4 } + pub fn return_five() -> i32 { 5 } + + /// Intentionally ambiguous: both a module and a function named `ambiguous` + pub mod ambiguous { } + pub fn ambiguous() {} + } + + pub mod shapes { + pub struct Point { x: i32, y: i32 } + + pub trait ContainerTrait { + fn get(self) -> i32 + } + + impl ContainerTrait for Point { + // Intentionally written with `self` usage to exercise method diagnostics + fn get(self) -> i32 { self.x + self.y } + } + } +} + +use stuff::calculations::return_three +use stuff::calculations::return_four +use stuff::calculations::ambiguous + +pub fn compute() { + let x = return_three() + let y = return_four() + // call the function named ambiguous, not the module + ambiguous() + // simple arithmetic to keep values used + x + y +} + diff --git a/crates/language-server/tests/goto_shape.rs b/crates/language-server/tests/goto_shape.rs deleted file mode 100644 index 76285739b1..0000000000 --- a/crates/language-server/tests/goto_shape.rs +++ /dev/null @@ -1,44 +0,0 @@ -use common::InputDb; -use driver::DriverDataBase; -use fe_semantic_query::SemanticQuery; -use hir::lower::map_file_to_mod; -use url::Url; - -fn touch(db: &mut DriverDataBase, path: &std::path::Path, content: &str) -> common::file::File { - db.workspace() - .touch(db, Url::from_file_path(path).unwrap(), Some(content.to_string())) -} - -#[test] -fn goto_shape_scalar_for_unambiguous() { - let mut db = DriverDataBase::default(); - let tmp = std::env::temp_dir().join("goto_shape_scalar.fe"); - let content = r#" -mod m { pub struct Foo {} } -fn f() { let _x: m::Foo } -"#; - let file = touch(&mut db, &tmp, content); - let top_mod = map_file_to_mod(&db, file); - let cursor = content.find("Foo }").unwrap() as u32; - let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); - assert_eq!(candidates.len(), 1, "expected scalar goto for unambiguous target"); -} - -#[test] -fn goto_shape_array_for_ambiguous_imports() { - let mut db = DriverDataBase::default(); - let tmp = std::env::temp_dir().join("goto_shape_ambiguous.fe"); - // Two types with the same name T imported into the same scope, then used in type position. - let content = r#" -mod a { pub struct T {} } -mod b { pub struct T {} } -use a::T -use b::T -fn f() { let _x: T } -"#; - let file = touch(&mut db, &tmp, content); - let top_mod = map_file_to_mod(&db, file); - let cursor = content.rfind("T }").unwrap() as u32; - let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); - assert!(candidates.len() >= 2, "expected array goto for ambiguous target; got {}", candidates.len()); -} diff --git a/crates/language-server/tests/lsp_protocol.rs b/crates/language-server/tests/lsp_protocol.rs deleted file mode 100644 index 50e8973561..0000000000 --- a/crates/language-server/tests/lsp_protocol.rs +++ /dev/null @@ -1,97 +0,0 @@ -use common::InputDb; -use driver::DriverDataBase; -use fe_semantic_query::SemanticQuery; -use hir::{lower::map_file_to_mod, span::LazySpan}; -use url::Url; - -/// Test that LSP protocol expects array response for multiple candidates -#[test] -fn lsp_goto_shape_array_for_multiple_candidates() { - let mut db = DriverDataBase::default(); - let tmp = std::env::temp_dir().join("lsp_ambiguous.fe"); - // Multiple types with same name should result in array response format - let content = r#" -mod a { pub struct T {} } -mod b { pub struct T {} } -use a::T -use b::T -fn f() { let _x: T } -"#; - let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); - let top_mod = map_file_to_mod(&db, file); - let cursor = content.rfind("T }").unwrap() as u32; - let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); - - // LSP protocol: multiple candidates should be returned as array for client to handle - assert!(candidates.len() >= 2, "Expected multiple candidates for ambiguous symbol, got {}", candidates.len()); -} - -/// Test that LSP protocol expects scalar response for unambiguous candidates -#[test] -fn lsp_goto_shape_scalar_for_single_candidate() { - let mut db = DriverDataBase::default(); - let tmp = std::env::temp_dir().join("lsp_unambiguous.fe"); - // Single unambiguous type should result in scalar response format - let content = r#" -mod m { pub struct Foo {} } -fn f() { let _x: m::Foo } -"#; - let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); - let top_mod = map_file_to_mod(&db, file); - let cursor = content.find("Foo }").unwrap() as u32; - let candidates = SemanticQuery::at_cursor(&db, top_mod, parser::TextSize::from(cursor)).goto_definition(); - - // LSP protocol: single candidate should be returned as scalar for efficiency - assert_eq!(candidates.len(), 1, "Expected single candidate for unambiguous symbol"); -} - -/// Test that references query returns appropriate data structure -#[test] -fn lsp_references_returns_structured_data() { - let mut db = DriverDataBase::default(); - let tmp = std::env::temp_dir().join("lsp_references.fe"); - let content = r#" -struct Point { x: i32 } -fn main() { let p = Point { x: 42 }; let val = p.x; } -"#; - let file = db.workspace().touch(&mut db, Url::from_file_path(tmp).unwrap(), Some(content.to_string())); - let top_mod = map_file_to_mod(&db, file); - let cursor = parser::TextSize::from(content.rfind("p.x").unwrap() as u32 + 2); - let refs = SemanticQuery::at_cursor(&db, top_mod, cursor).find_references(); - - // LSP protocol: references should include both definition and usage sites - assert!(!refs.is_empty(), "Expected at least one reference location"); - - // Each reference should have the necessary data for LSP Location conversion - for r in &refs { - assert!(r.span.resolve(&db).is_some(), "Reference should have resolvable span for LSP Location"); - } -} - -/// Invariant: goto definition site must appear among references -#[test] -fn invariant_goto_def_in_references_local() { - let mut db = DriverDataBase::default(); - let tmp = std::env::temp_dir().join("invariant_local_refs.fe"); - let content = r#" -fn f() { let x = 1; let _y = x; } -"#; - let file = db.workspace().touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.to_string())); - let top_mod = map_file_to_mod(&db, file); - // Cursor on usage of x - let off = content.rfind("x;").unwrap() as u32; - let cursor = parser::TextSize::from(off); - - let query = SemanticQuery::at_cursor(&db, top_mod, cursor); - let key = query.symbol_key().expect("symbol at cursor"); - let (_tm, def_span) = SemanticQuery::definition_for_symbol(&db, key).expect("def span"); - - let refs = query.find_references(); - let def_res = def_span.resolve(&db).expect("resolve def span"); - let found = refs.into_iter().any(|r| { - if let Some(sp) = r.span.resolve(&db) { - sp.file == def_res.file && sp.range == def_res.range - } else { false } - }); - assert!(found, "definition site should appear among references"); -} diff --git a/crates/semantic-query/src/identity.rs b/crates/semantic-query/src/identity.rs index b7dd8f9512..1ad9a3fcc4 100644 --- a/crates/semantic-query/src/identity.rs +++ b/crates/semantic-query/src/identity.rs @@ -23,13 +23,18 @@ pub(crate) fn occurrence_symbol_targets<'db>( ) -> Vec> { // Use hir-analysis as the single source of truth for occurrence interpretation let identities = hir_analysis::lookup::identity_for_occurrence(db, top_mod, occ); - identities.into_iter().map(|identity| match identity { - hir_analysis::lookup::SymbolIdentity::Scope(sc) => OccTarget::Scope(sc), - hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => OccTarget::EnumVariant(v), - hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => OccTarget::FuncParam(item, idx), - hir_analysis::lookup::SymbolIdentity::Method(fd) => OccTarget::Method(fd), - hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => OccTarget::Local(func, bkey), - }).collect() + identities + .into_iter() + .map(|identity| match identity { + hir_analysis::lookup::SymbolIdentity::Scope(sc) => OccTarget::Scope(sc), + hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => OccTarget::EnumVariant(v), + hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => { + OccTarget::FuncParam(item, idx) + } + hir_analysis::lookup::SymbolIdentity::Method(fd) => OccTarget::Method(fd), + hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => OccTarget::Local(func, bkey), + }) + .collect() } /// Returns the first symbol target for an occurrence (backward compatibility). @@ -38,6 +43,7 @@ pub(crate) fn occurrence_symbol_target<'db>( top_mod: TopLevelMod<'db>, occ: &OccurrencePayload<'db>, ) -> Option> { - occurrence_symbol_targets(db, top_mod, occ).into_iter().next() + occurrence_symbol_targets(db, top_mod, occ) + .into_iter() + .next() } - diff --git a/crates/semantic-query/src/lib.rs b/crates/semantic-query/src/lib.rs index 1dce1d2e2a..6228fc5ea8 100644 --- a/crates/semantic-query/src/lib.rs +++ b/crates/semantic-query/src/lib.rs @@ -5,14 +5,14 @@ mod refs; use crate::identity::{occurrence_symbol_target, occurrence_symbol_targets, OccTarget}; use hir::{ - hir_def::{scope_graph::ScopeId, TopLevelMod}, + hir_def::{scope_graph::ScopeId, HirIngot, TopLevelMod}, source_index::{unified_occurrence_rangemap_for_top_mod, OccurrencePayload}, span::{DynLazySpan, LazySpan}, }; use hir_analysis::diagnostics::SpannedHirAnalysisDb; use hir_analysis::ty::func_def::FuncDef; use parser::TextSize; -use rustc_hash::FxHashMap; +use rustc_hash::{FxHashMap, FxHashSet}; /// Unified semantic query API. Performs occurrence lookup once and provides /// all IDE features (goto, hover, references) from that single resolution. @@ -48,8 +48,9 @@ impl<'db> SemanticQuery<'db> { pub fn goto_definition(&self) -> Vec> { // Always check for all possible identities (including ambiguous cases) if let Some(ref occ) = self.occurrence { - let identities = hir_analysis::lookup::identity_for_occurrence(self.db, self.top_mod, occ); - + let identities = + hir_analysis::lookup::identity_for_occurrence(self.db, self.top_mod, occ); + let mut definitions = Vec::new(); for identity in identities { let key = identity_to_symbol_key(identity); @@ -59,7 +60,7 @@ impl<'db> SemanticQuery<'db> { } return definitions; } - + Vec::new() } @@ -82,10 +83,145 @@ impl<'db> SemanticQuery<'db> { find_refs_for_symbol(self.db, self.top_mod, key) } + pub fn find_rename_locations(&self) -> Vec> { + let Some(key) = self.symbol_key else { + return Vec::new(); + }; + + // Check for special cases that should block or require special handling + if self.is_rename_blocked(&key) { + return Vec::new(); + } + + // For rename, we want only actual symbol name occurrences, not semantic references + self.find_symbol_occurrences() + } + + pub fn find_symbol_occurrences(&self) -> Vec> { + let Some(key) = self.symbol_key else { + return Vec::new(); + }; + + // Use the shared implementation, filtering for rename-allowed occurrences only + find_refs_for_symbol_with_filter(self.db, self.top_mod, key, true) + } + + pub fn find_implementations(&self) -> Vec> { + let Some(key) = self.symbol_key else { + return Vec::new(); + }; + + match key { + SymbolKey::Method(fd) => { + // Find implementing methods for trait methods + let mut implementations = Vec::new(); + for impl_method in + crate::refs::implementing_methods_for_trait_method(self.db, self.top_mod, fd) + { + if let Some(span) = impl_method.scope(self.db).name_span(self.db) { + if let Some(tm) = span.top_mod(self.db) { + implementations.push(DefinitionLocation { top_mod: tm, span }); + } + } + } + implementations + } + SymbolKey::Scope(scope_id) => { + // Check if this is a trait scope + if let Some(hir::hir_def::ItemKind::Trait(trait_def)) = scope_id.to_item() { + return self.find_trait_implementations(trait_def); + } + Vec::new() + } + _ => { + // For other symbol types, there are no implementations + Vec::new() + } + } + } + + fn find_trait_implementations( + &self, + trait_def: hir::hir_def::item::Trait<'db>, + ) -> Vec> { + let mut implementations = Vec::new(); + + // Find all impl blocks that implement this trait + for impl_trait in self.top_mod.all_impl_traits(self.db) { + let Some(trait_ref) = impl_trait.trait_ref(self.db).to_opt() else { + continue; + }; + let hir::hir_def::Partial::Present(path) = trait_ref.path(self.db) else { + continue; + }; + + // Resolve the trait reference to see if it matches our trait + let assumptions = + hir_analysis::ty::trait_resolution::PredicateListId::empty_list(self.db); + let Ok(hir_analysis::name_resolution::PathRes::Trait(trait_inst)) = + hir_analysis::name_resolution::resolve_with_policy( + self.db, + path, + impl_trait.scope(), + assumptions, + hir_analysis::name_resolution::DomainPreference::Type, + ) + else { + continue; + }; + + if trait_inst.def(self.db).trait_(self.db) == trait_def { + // This impl block implements our trait - use the trait_ref span + let span = impl_trait.span().trait_ref(); + if let Some(tm) = span.top_mod(self.db) { + implementations.push(DefinitionLocation { + top_mod: tm, + span: hir::span::DynLazySpan::from(span), + }); + } + } + } + + implementations + } + pub fn symbol_key(&self) -> Option> { self.symbol_key } + /// Check if renaming this symbol should be blocked or requires special handling + fn is_rename_blocked(&self, key: &SymbolKey<'db>) -> bool { + match key { + SymbolKey::Scope(scope_id) => { + // Check if this is a module scope that might need special handling + if let Some(item) = scope_id.to_item() { + if let hir::hir_def::ItemKind::Mod(_mod_def) = item { + // Get the module name to check for special cases + if let Some(name) = item.name(self.db) { + let name_str = name.data(self.db); + + // Block renaming if this looks like an ingot root or special module + if name_str == "ingot" || name_str == "main" || name_str == "lib" { + return true; + } + } + + // For now, block all module renames as they may require file system operations + // TODO: In the future, implement proper module rename with file operations + return true; + } + } + false + } + SymbolKey::Method(_func_def) => { + // Allow renaming all functions including main + false + } + // Allow renaming other symbols (EnumVariant, FuncParam, Local) + _ => false, + } + } + // Test support methods pub fn definition_for_symbol( db: &'db dyn SpannedHirAnalysisDb, @@ -129,7 +265,6 @@ impl<'db> SemanticQuery<'db> { } } - pub struct DefinitionLocation<'db> { pub top_mod: TopLevelMod<'db>, pub span: DynLazySpan<'db>, @@ -215,11 +350,15 @@ fn occ_target_to_symbol_key<'db>(t: OccTarget<'db>) -> SymbolKey<'db> { } } -fn identity_to_symbol_key<'db>(identity: hir_analysis::lookup::SymbolIdentity<'db>) -> SymbolKey<'db> { +fn identity_to_symbol_key<'db>( + identity: hir_analysis::lookup::SymbolIdentity<'db>, +) -> SymbolKey<'db> { match identity { hir_analysis::lookup::SymbolIdentity::Scope(sc) => SymbolKey::Scope(sc), hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => SymbolKey::EnumVariant(v), - hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => SymbolKey::FuncParam(item, idx), + hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => { + SymbolKey::FuncParam(item, idx) + } hir_analysis::lookup::SymbolIdentity::Method(fd) => SymbolKey::Method(fd), hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => SymbolKey::Local(func, bkey), } @@ -274,13 +413,21 @@ fn find_refs_for_symbol<'db>( top_mod: TopLevelMod<'db>, key: SymbolKey<'db>, ) -> Vec> { - use std::collections::HashSet; + find_refs_for_symbol_with_filter(db, top_mod, key, false) +} + +fn find_refs_for_symbol_with_filter<'db>( + db: &'db dyn SpannedHirAnalysisDb, + top_mod: TopLevelMod<'db>, + key: SymbolKey<'db>, + only_rename_allowed: bool, +) -> Vec> { let mut out: Vec> = Vec::new(); - let mut seen: HashSet<(common::file::File, parser::TextSize, parser::TextSize)> = - HashSet::new(); + let mut seen: FxHashSet<(common::file::File, parser::TextSize, parser::TextSize)> = + FxHashSet::default(); // 1) Always include def-site first when available. - if let Some((tm, def_span)) = def_span_for_symbol(db, key.clone()) { + if let Some((tm, def_span)) = def_span_for_symbol(db, key) { if let Some(sp) = def_span.resolve(db) { seen.insert((sp.file, sp.range.start(), sp.range.end())); } @@ -290,45 +437,54 @@ fn find_refs_for_symbol<'db>( }); } - // 2) Single pass over occurrence index for this module. - for occ in unified_occurrence_rangemap_for_top_mod(db, top_mod).iter() { - // Skip header-name occurrences; def-site is already injected above. - match &occ.payload { - OccurrencePayload::ItemHeaderName { .. } => continue, - _ => {} - } + // 2) Search across all modules in the ingot for references. + for &module in top_mod.ingot(db).all_modules(db) { + for occ in unified_occurrence_rangemap_for_top_mod(db, module).iter() { + // Skip header-name occurrences; def-site is already injected above. + if let OccurrencePayload::ItemHeaderName { .. } = &occ.payload { + continue; + } - // Resolve occurrence to a symbol identity and anchor appropriately. - let Some(target) = occurrence_symbol_target(db, top_mod, &occ.payload) else { - continue; - }; - // Custom matcher to allow associated functions (scopes) to match method occurrences - let matches = match (key, target) { - (SymbolKey::Scope(sc), OccTarget::Scope(sc2)) => sc == sc2, - (SymbolKey::Scope(sc), OccTarget::Method(fd)) => fd.scope(db) == sc, - (SymbolKey::EnumVariant(v), OccTarget::EnumVariant(v2)) => v == v2, - (SymbolKey::FuncParam(it, idx), OccTarget::FuncParam(it2, idx2)) => { - it == it2 && idx == idx2 + // Resolve occurrence to a symbol identity and anchor appropriately. + let Some(target) = occurrence_symbol_target(db, module, &occ.payload) else { + continue; + }; + // Custom matcher to allow associated functions (scopes) to match method occurrences + let matches = match (key, target) { + (SymbolKey::Scope(sc), OccTarget::Scope(sc2)) => sc == sc2, + (SymbolKey::Scope(sc), OccTarget::Method(fd)) => fd.scope(db) == sc, + (SymbolKey::EnumVariant(v), OccTarget::EnumVariant(v2)) => v == v2, + (SymbolKey::FuncParam(it, idx), OccTarget::FuncParam(it2, idx2)) => { + it == it2 && idx == idx2 + } + (SymbolKey::Method(fd), OccTarget::Method(fd2)) => fd == fd2, + (SymbolKey::Local(func, bkey), OccTarget::Local(func2, bkey2)) => { + func == func2 && bkey == bkey2 + } + _ => false, + }; + if !matches { + continue; } - (SymbolKey::Method(fd), OccTarget::Method(fd2)) => fd == fd2, - (SymbolKey::Local(func, bkey), OccTarget::Local(func2, bkey2)) => { - func == func2 && bkey == bkey2 + + // If filtering for rename operations, check if this occurrence allows renaming + if only_rename_allowed && !occ.payload.rename_allowed(db) { + continue; } - _ => false, - }; - if !matches { - continue; - } - let span = compute_reference_span(db, &occ.payload, target, top_mod); + let span = compute_reference_span(db, &occ.payload, target, module); - if let Some(sp) = span.resolve(db) { - let k = (sp.file, sp.range.start(), sp.range.end()); - if !seen.insert(k) { - continue; + if let Some(sp) = span.resolve(db) { + let k = (sp.file, sp.range.start(), sp.range.end()); + if !seen.insert(k) { + continue; + } } + out.push(Reference { + top_mod: module, + span, + }); } - out.push(Reference { top_mod, span }); } // 3) Method extras: include implementing method def headers in this module for trait methods. diff --git a/crates/semantic-query/src/refs.rs b/crates/semantic-query/src/refs.rs index 056021f922..c47f1f57b4 100644 --- a/crates/semantic-query/src/refs.rs +++ b/crates/semantic-query/src/refs.rs @@ -54,4 +54,3 @@ pub(crate) fn implementing_methods_for_trait_method<'db>( } out } - diff --git a/crates/semantic-query/test_files/ambiguous_last_segment.snap b/crates/semantic-query/test_files/ambiguous_last_segment.snap index bd05c5c9a3..6d3f9abde4 100644 --- a/crates/semantic-query/test_files/ambiguous_last_segment.snap +++ b/crates/semantic-query/test_files/ambiguous_last_segment.snap @@ -1,5 +1,32 @@ --- source: crates/semantic-query/tests/symbol_keys_snap.rs expression: out +input_file: test_files/ambiguous_last_segment.snap --- +Symbol: ambiguous_last_segment::m +help: definitions + references + ┌─ ambiguous_last_segment.fe:1:5 + │ +1 │ mod m { + │ ^ + │ │ + │ def: defined here @ 1:5 (2 refs) + │ ref: 1:5 + · +6 │ use m::ambiguous + │ ^ ref: 6:5 + + +Symbol: ambiguous_last_segment::m::ambiguous +help: definitions + references + ┌─ ambiguous_last_segment.fe:2:12 + │ +2 │ pub fn ambiguous() {} + │ ^^^^^^^^^ + │ │ + │ def: defined here @ 2:12 (2 refs) + │ ref: 2:12 + · +6 │ use m::ambiguous + │ ^^^^^^^^^ ref: 6:8 diff --git a/crates/language-server/test_files/hoverable/fe.toml b/crates/semantic-query/test_files/hoverable/fe.toml similarity index 100% rename from crates/language-server/test_files/hoverable/fe.toml rename to crates/semantic-query/test_files/hoverable/fe.toml diff --git a/crates/language-server/test_files/hoverable/src/lib.fe b/crates/semantic-query/test_files/hoverable/src/lib.fe similarity index 100% rename from crates/language-server/test_files/hoverable/src/lib.fe rename to crates/semantic-query/test_files/hoverable/src/lib.fe diff --git a/crates/language-server/test_files/hoverable/src/stuff.fe b/crates/semantic-query/test_files/hoverable/src/stuff.fe similarity index 98% rename from crates/language-server/test_files/hoverable/src/stuff.fe rename to crates/semantic-query/test_files/hoverable/src/stuff.fe index b97ffe7660..612981d9a0 100644 --- a/crates/language-server/test_files/hoverable/src/stuff.fe +++ b/crates/semantic-query/test_files/hoverable/src/stuff.fe @@ -12,8 +12,8 @@ pub mod calculations { /// which one is it? pub mod ambiguous { - + } /// is it this one? pub fn ambiguous() {} -} \ No newline at end of file +} diff --git a/crates/semantic-query/test_files/use_alias_and_glob.snap b/crates/semantic-query/test_files/use_alias_and_glob.snap index c4733518f5..79bbfab273 100644 --- a/crates/semantic-query/test_files/use_alias_and_glob.snap +++ b/crates/semantic-query/test_files/use_alias_and_glob.snap @@ -17,25 +17,25 @@ help: definitions + references Symbol: local in use_alias_and_glob::f help: definitions + references - ┌─ use_alias_and_glob.fe:14:7 + ┌─ use_alias_and_glob.fe:15:7 │ -14 │ let _c: sub::Name +15 │ let _d: Alt │ ^^ │ │ - │ def: defined here @ 14:7 (1 refs) - │ ref: 14:7 + │ def: defined here @ 15:7 (1 refs) + │ ref: 15:7 Symbol: local in use_alias_and_glob::f help: definitions + references - ┌─ use_alias_and_glob.fe:15:7 + ┌─ use_alias_and_glob.fe:14:7 │ -15 │ let _d: Alt +14 │ let _c: sub::Name │ ^^ │ │ - │ def: defined here @ 15:7 (1 refs) - │ ref: 15:7 + │ def: defined here @ 14:7 (1 refs) + │ ref: 14:7 @@ -51,6 +51,40 @@ help: definitions + references +Symbol: use_alias_and_glob::root +help: definitions + references + ┌─ use_alias_and_glob.fe:1:5 + │ +1 │ mod root { + │ ^^^^ + │ │ + │ def: defined here @ 1:5 (3 refs) + │ ref: 1:5 + · +8 │ use root::sub::Name as N + │ ^^^^ ref: 8:5 +9 │ use root::sub::* + │ ^^^^ ref: 9:5 + + + +Symbol: use_alias_and_glob::root::sub +help: definitions + references + ┌─ use_alias_and_glob.fe:2:13 + │ +2 │ pub mod sub { + │ ^^^ + │ │ + │ def: defined here @ 2:13 (3 refs) + │ ref: 2:13 + · +8 │ use root::sub::Name as N + │ ^^^ ref: 8:11 +9 │ use root::sub::* + │ ^^^ ref: 9:11 + + + Symbol: use_alias_and_glob::root::sub::Alt help: definitions + references ┌─ use_alias_and_glob.fe:4:20 @@ -73,9 +107,12 @@ help: definitions + references 3 │ pub struct Name {} │ ^^^^ │ │ - │ def: defined here @ 3:20 (3 refs) + │ def: defined here @ 3:20 (4 refs) │ ref: 3:20 · + 8 │ use root::sub::Name as N + │ ^^^^ ref: 8:16 + · 12 │ let _a: N │ ^ ref: 12:11 13 │ let _b: Name diff --git a/crates/semantic-query/test_files/use_braces.fe b/crates/semantic-query/test_files/use_braces.fe new file mode 100644 index 0000000000..99f144d4b3 --- /dev/null +++ b/crates/semantic-query/test_files/use_braces.fe @@ -0,0 +1,15 @@ +mod stuff { + pub mod calculations { + pub fn return_three() -> i32 { 3 } + pub fn return_four() -> i32 { 4 } + pub fn return_five() -> i32 { 5 } + } +} + +use stuff::calculations::return_three +use stuff::calculations::return_four + +pub fn test_use_braces() { + let x = return_three() + let y = return_four() +} \ No newline at end of file diff --git a/crates/semantic-query/test_files/use_braces.snap b/crates/semantic-query/test_files/use_braces.snap new file mode 100644 index 0000000000..2d47be8923 --- /dev/null +++ b/crates/semantic-query/test_files/use_braces.snap @@ -0,0 +1,96 @@ +--- +source: crates/semantic-query/tests/symbol_keys_snap.rs +expression: out +input_file: test_files/use_braces.snap +--- +Symbol: local in use_braces::test_use_braces +help: definitions + references + ┌─ use_braces.fe:14:9 + │ +14 │ let y = return_four() + │ ^ + │ │ + │ def: defined here @ 14:9 (1 refs) + │ ref: 14:9 + + + +Symbol: local in use_braces::test_use_braces +help: definitions + references + ┌─ use_braces.fe:13:9 + │ +13 │ let x = return_three() + │ ^ + │ │ + │ def: defined here @ 13:9 (1 refs) + │ ref: 13:9 + + + +Symbol: use_braces::stuff +help: definitions + references + ┌─ use_braces.fe:1:5 + │ + 1 │ mod stuff { + │ ^^^^^ + │ │ + │ def: defined here @ 1:5 (3 refs) + │ ref: 1:5 + · + 9 │ use stuff::calculations::return_three + │ ^^^^^ ref: 9:5 +10 │ use stuff::calculations::return_four + │ ^^^^^ ref: 10:5 + + + +Symbol: use_braces::stuff::calculations +help: definitions + references + ┌─ use_braces.fe:2:13 + │ + 2 │ pub mod calculations { + │ ^^^^^^^^^^^^ + │ │ + │ def: defined here @ 2:13 (3 refs) + │ ref: 2:13 + · + 9 │ use stuff::calculations::return_three + │ ^^^^^^^^^^^^ ref: 9:12 +10 │ use stuff::calculations::return_four + │ ^^^^^^^^^^^^ ref: 10:12 + + + +Symbol: use_braces::stuff::calculations::return_four +help: definitions + references + ┌─ use_braces.fe:4:16 + │ + 4 │ pub fn return_four() -> i32 { 4 } + │ ^^^^^^^^^^^ + │ │ + │ def: defined here @ 4:16 (3 refs) + │ ref: 4:16 + · +10 │ use stuff::calculations::return_four + │ ^^^^^^^^^^^ ref: 10:26 + · +14 │ let y = return_four() + │ ^^^^^^^^^^^ ref: 14:13 + + + +Symbol: use_braces::stuff::calculations::return_three +help: definitions + references + ┌─ use_braces.fe:3:16 + │ + 3 │ pub fn return_three() -> i32 { 3 } + │ ^^^^^^^^^^^^ + │ │ + │ def: defined here @ 3:16 (3 refs) + │ ref: 3:16 + · + 9 │ use stuff::calculations::return_three + │ ^^^^^^^^^^^^ ref: 9:26 + · +13 │ let x = return_three() + │ ^^^^^^^^^^^^ ref: 13:13 diff --git a/crates/semantic-query/test_files/use_paths.snap b/crates/semantic-query/test_files/use_paths.snap index bd05c5c9a3..620fb6b7fa 100644 --- a/crates/semantic-query/test_files/use_paths.snap +++ b/crates/semantic-query/test_files/use_paths.snap @@ -1,5 +1,53 @@ --- source: crates/semantic-query/tests/symbol_keys_snap.rs expression: out +input_file: test_files/use_paths.snap --- +Symbol: use_paths::root +help: definitions + references + ┌─ use_paths.fe:1:5 + │ +1 │ mod root { pub mod sub { pub struct Name {} } } + │ ^^^^ + │ │ + │ def: defined here @ 1:5 (4 refs) + │ ref: 1:5 +2 │ +3 │ use root::sub::Name + │ ^^^^ ref: 3:5 +4 │ use root::sub + │ ^^^^ ref: 4:5 +5 │ use root + │ ^^^^ ref: 5:5 + + +Symbol: use_paths::root::sub +help: definitions + references + ┌─ use_paths.fe:1:20 + │ +1 │ mod root { pub mod sub { pub struct Name {} } } + │ ^^^ + │ │ + │ def: defined here @ 1:20 (3 refs) + │ ref: 1:20 +2 │ +3 │ use root::sub::Name + │ ^^^ ref: 3:11 +4 │ use root::sub + │ ^^^ ref: 4:11 + + + +Symbol: use_paths::root::sub::Name +help: definitions + references + ┌─ use_paths.fe:1:37 + │ +1 │ mod root { pub mod sub { pub struct Name {} } } + │ ^^^^ + │ │ + │ def: defined here @ 1:37 (2 refs) + │ ref: 1:37 +2 │ +3 │ use root::sub::Name + │ ^^^^ ref: 3:16 diff --git a/crates/semantic-query/tests/boundary_cases.rs b/crates/semantic-query/tests/boundary_cases.rs index 4b22140134..953ef5b8fc 100644 --- a/crates/semantic-query/tests/boundary_cases.rs +++ b/crates/semantic-query/tests/boundary_cases.rs @@ -20,37 +20,47 @@ fn local_param_boundaries() { let tmp = std::env::temp_dir().join("boundary_local_param.fe"); std::fs::write(&tmp, &content).unwrap(); let mut db = DriverDataBase::default(); - let file = db - .workspace() - .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.clone())); + let file = db.workspace().touch( + &mut db, + Url::from_file_path(&tmp).unwrap(), + Some(content.clone()), + ); let top = map_file_to_mod(&db, file); - // First character of local 'y' usage (the 'y' in 'return y') + // First character of local 'y' usage (the 'y' in 'return y') let start_y = offset_of(&content, "return y") + parser::TextSize::from(7u32); // 7 = length of "return " - let key_start = SemanticQuery::at_cursor(&db, top, start_y).symbol_key() + let key_start = SemanticQuery::at_cursor(&db, top, start_y) + .symbol_key() .expect("symbol at start of y"); // Last character of 'y' usage is same as start here (single-char ident) let last_y = start_y; // single char - let key_last = SemanticQuery::at_cursor(&db, top, last_y).symbol_key() + let key_last = SemanticQuery::at_cursor(&db, top, last_y) + .symbol_key() .expect("symbol at last char of y"); - assert_eq!(key_start, key_last, "identity should be stable across y span"); + assert_eq!( + key_start, key_last, + "identity should be stable across y span" + ); // Immediately after local 'y' (half-open end): should not select let after_y = last_y + parser::TextSize::from(1u32); - + let symbol_after = SemanticQuery::at_cursor(&db, top, after_y).symbol_key(); - + assert!(symbol_after.is_none(), "no symbol immediately after y"); // Parameter usage 'x' resolves to parameter identity let x_use = offset_of(&content, " x") + parser::TextSize::from(1u32); - let key_param = SemanticQuery::at_cursor(&db, top, x_use).symbol_key() + let key_param = SemanticQuery::at_cursor(&db, top, x_use) + .symbol_key() .expect("symbol for param x usage"); // Def span should match a param header in the function - let (_tm, def_span) = SemanticQuery::definition_for_symbol(&db, key_param).expect("def for param"); + let (_tm, def_span) = + SemanticQuery::definition_for_symbol(&db, key_param).expect("def for param"); let def_res = def_span.resolve(&db).expect("resolve def span"); - let name_text = &content.as_str()[(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; + let name_text = &content.as_str() + [(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; assert_eq!(name_text, "x"); } @@ -63,24 +73,30 @@ fn shadowing_param_by_local() { let tmp = std::env::temp_dir().join("boundary_shadow_local.fe"); std::fs::write(&tmp, &content).unwrap(); let mut db = DriverDataBase::default(); - let file = db - .workspace() - .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.clone())); + let file = db.workspace().touch( + &mut db, + Url::from_file_path(&tmp).unwrap(), + Some(content.clone()), + ); let top = map_file_to_mod(&db, file); // Cursor at the final 'x' usage should resolve to the local, not the param let use_x = offset_of(&content, "return x") + parser::TextSize::from(7u32); // 7 = length of "return " - let key_use = SemanticQuery::at_cursor(&db, top, use_x).symbol_key() + let key_use = SemanticQuery::at_cursor(&db, top, use_x) + .symbol_key() .expect("symbol at x usage"); // Def for resolved key should be the local 'x' binding let (_tm, def_span) = SemanticQuery::definition_for_symbol(&db, key_use).expect("def for x"); let def_res = def_span.resolve(&db).expect("resolve def"); - let def_text = &content.as_str()[(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; + let def_text = &content.as_str() + [(Into::::into(def_res.range.start()))..(Into::::into(def_res.range.end()))]; assert_eq!(def_text, "x"); // Ensure that the key does not equal the param identity let param_pos = offset_of(&content, "(x:") + parser::TextSize::from(1u32); - let param_key = SemanticQuery::at_cursor(&db, top, param_pos).symbol_key().expect("param key"); + let param_key = SemanticQuery::at_cursor(&db, top, param_pos) + .symbol_key() + .expect("param key"); assert_ne!(format!("{:?}", key_use), format!("{:?}", param_key)); } diff --git a/crates/semantic-query/tests/refs_def_site.rs b/crates/semantic-query/tests/refs_def_site.rs index 04009f0c85..e41135b49c 100644 --- a/crates/semantic-query/tests/refs_def_site.rs +++ b/crates/semantic-query/tests/refs_def_site.rs @@ -12,7 +12,12 @@ fn line_col_from_offset(text: &str, offset: parser::TextSize) -> (usize, usize) if i == Into::::into(offset) { return (line, col); } - if ch == '\n' { line += 1; col = 0; } else { col += 1; } + if ch == '\n' { + line += 1; + col = 0; + } else { + col += 1; + } } (line, col) } @@ -20,14 +25,16 @@ fn line_col_from_offset(text: &str, offset: parser::TextSize) -> (usize, usize) #[test] fn def_site_method_refs_include_ufcs() { // Load the existing fixture used by snapshots - let fixture_path = std::path::Path::new(env!("CARGO_MANIFEST_DIR")) - .join("test_files/methods_ufcs.fe"); + let fixture_path = + std::path::Path::new(env!("CARGO_MANIFEST_DIR")).join("test_files/methods_ufcs.fe"); let content = std::fs::read_to_string(&fixture_path).expect("fixture present"); let mut db = DriverDataBase::default(); - let file = db - .workspace() - .touch(&mut db, Url::from_file_path(&fixture_path).unwrap(), Some(content.clone())); + let file = db.workspace().touch( + &mut db, + Url::from_file_path(&fixture_path).unwrap(), + Some(content.clone()), + ); let top = map_file_to_mod(&db, file); // Cursor at def-site method name: resolve exactly from HIR @@ -47,7 +54,11 @@ fn def_site_method_refs_include_ufcs() { } let cursor = cursor.expect("found def-site method name"); let refs = SemanticQuery::at_cursor(&db, top, cursor).find_references(); - assert!(refs.len() >= 3, "expected at least 3 refs, got {}", refs.len()); + assert!( + refs.len() >= 3, + "expected at least 3 refs, got {}", + refs.len() + ); // Collect (line,col) pairs for readability let mut pairs: Vec<(usize, usize)> = refs @@ -59,9 +70,14 @@ fn def_site_method_refs_include_ufcs() { pairs.dedup(); // Expect exact presence of def (3,9) and both UFCS call sites: (4,42) and (8,20) - let expected = vec![(3, 9), (4, 42), (8, 20)]; + let expected = [(3, 9), (4, 42), (8, 20)]; for p in expected.iter() { - assert!(pairs.contains(p), "missing expected reference at {:?}, got {:?}", p, pairs); + assert!( + pairs.contains(p), + "missing expected reference at {:?}, got {:?}", + p, + pairs + ); } } @@ -73,30 +89,40 @@ fn main(x: i32) -> i32 { let y = x; return y } let tmp = std::env::temp_dir().join("round_trip_param_local.fe"); std::fs::write(&tmp, content).unwrap(); let mut db = DriverDataBase::default(); - let file = db - .workspace() - .touch(&mut db, Url::from_file_path(&tmp).unwrap(), Some(content.to_string())); + let file = db.workspace().touch( + &mut db, + Url::from_file_path(&tmp).unwrap(), + Some(content.to_string()), + ); let top = map_file_to_mod(&db, file); - // Cursor on parameter usage 'x' + // Cursor on parameter usage 'x' let cursor_x = parser::TextSize::from(content.find(" x; ").unwrap() as u32 + 1); if let Some(key) = SemanticQuery::at_cursor(&db, top, cursor_x).symbol_key() { if let Some((_tm, def_span)) = SemanticQuery::definition_for_symbol(&db, key) { let refs = SemanticQuery::references_for_symbol(&db, top, key); let def_resolved = def_span.resolve(&db).expect("def span resolve"); - assert!(refs.iter().any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), "param def-site missing from refs"); + assert!( + refs.iter() + .any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), + "param def-site missing from refs" + ); } } else { panic!("failed to resolve symbol at cursor_x"); } - // Cursor on local 'y' usage (in return statement) + // Cursor on local 'y' usage (in return statement) let cursor_y = parser::TextSize::from(content.rfind("return y").unwrap() as u32 + 7); if let Some(key) = SemanticQuery::at_cursor(&db, top, cursor_y).symbol_key() { if let Some((_tm, def_span)) = SemanticQuery::definition_for_symbol(&db, key) { let refs = SemanticQuery::references_for_symbol(&db, top, key); let def_resolved = def_span.resolve(&db).expect("def span resolve"); - assert!(refs.iter().any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), "local def-site missing from refs"); + assert!( + refs.iter() + .any(|r| r.span.resolve(&db) == Some(def_resolved.clone())), + "local def-site missing from refs" + ); } } else { panic!("failed to resolve symbol at cursor_y"); diff --git a/crates/semantic-query/tests/symbol_keys_snap.rs b/crates/semantic-query/tests/symbol_keys_snap.rs index 0922805892..b049492fc4 100644 --- a/crates/semantic-query/tests/symbol_keys_snap.rs +++ b/crates/semantic-query/tests/symbol_keys_snap.rs @@ -4,12 +4,15 @@ use driver::DriverDataBase; use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan as _, SpannedHirDb}; use hir_analysis::HirAnalysisDb; -use test_utils::snap_test; use test_utils::snap::{codespan_render_defs_refs, line_col_from_cursor}; +use test_utils::snap_test; use url::Url; - -fn symbol_label<'db>(db: &'db dyn SpannedHirDb, adb: &'db dyn HirAnalysisDb, key: &fe_semantic_query::SymbolKey<'db>) -> String { +fn symbol_label<'db>( + db: &'db dyn SpannedHirDb, + adb: &'db dyn HirAnalysisDb, + key: &fe_semantic_query::SymbolKey<'db>, +) -> String { use fe_semantic_query::SymbolKey; match key { SymbolKey::Scope(sc) => sc.pretty_path(db).unwrap_or("".into()), @@ -18,10 +21,16 @@ fn symbol_label<'db>(db: &'db dyn SpannedHirDb, adb: &'db dyn HirAnalysisDb, key // Show container scope path + method name let name = fd.name(adb).data(db); let path = fd.scope(adb).pretty_path(db).unwrap_or_default(); - if path.is_empty() { format!("method {}", name) } else { format!("{}::{}", path, name) } + if path.is_empty() { + format!("method {}", name) + } else { + format!("{}::{}", path, name) + } } SymbolKey::FuncParam(item, idx) => { - let path = hir::hir_def::scope_graph::ScopeId::from_item(*item).pretty_path(db).unwrap_or_default(); + let path = hir::hir_def::scope_graph::ScopeId::from_item(*item) + .pretty_path(db) + .unwrap_or_default(); format!("param#{} of {}", idx, path) } SymbolKey::Local(func, _bkey) => { @@ -34,9 +43,11 @@ fn symbol_label<'db>(db: &'db dyn SpannedHirDb, adb: &'db dyn HirAnalysisDb, key #[dir_test(dir: "$CARGO_MANIFEST_DIR/test_files", glob: "*.fe")] fn symbol_keys_snapshot(fx: Fixture<&str>) { let mut db = DriverDataBase::default(); - let file = db - .workspace() - .touch(&mut db, Url::from_file_path(fx.path()).unwrap(), Some(fx.content().to_string())); + let file = db.workspace().touch( + &mut db, + Url::from_file_path(fx.path()).unwrap(), + Some(fx.content().to_string()), + ); let top = map_file_to_mod(&db, file); // Modules in this ingot @@ -48,7 +59,9 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { modules.push(map_file_to_mod(&db, f)); } } - if modules.is_empty() { modules.push(top); } + if modules.is_empty() { + modules.push(top); + } // Build symbol index across modules let map = SemanticQuery::build_symbol_index_for_modules(&db, &modules); @@ -63,10 +76,14 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { let mut out = String::new(); for (label, key) in entries { // Gather def - let def_opt = SemanticQuery::definition_for_symbol(&db, key).and_then(|(_tm, span)| span.resolve(&db)); + let def_opt = SemanticQuery::definition_for_symbol(&db, key) + .and_then(|(_tm, span)| span.resolve(&db)); // Gather refs across modules let refs = SemanticQuery::references_for_symbol(&db, top, key.clone()); - let mut refs_by_file: std::collections::BTreeMap> = Default::default(); + let mut refs_by_file: std::collections::BTreeMap< + common::file::File, + Vec, + > = Default::default(); for r in refs { if let Some(sp) = r.span.resolve(&db) { refs_by_file.entry(sp.file).or_default().push(sp); @@ -77,13 +94,24 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { // Group by files that have def or refs let mut files: Vec = refs_by_file.keys().cloned().collect(); - if let Some(d) = def_opt.as_ref() { if !files.contains(&d.file) { files.push(d.file); } } + if let Some(d) = def_opt.as_ref() { + if !files.contains(&d.file) { + files.push(d.file); + } + } // Stable order by file URL path files.sort_by_key(|f| f.url(&db).map(|u| u.path().to_string()).unwrap_or_default()); for f in files { let content = f.text(&db); - let name = f.url(&db).and_then(|u| u.path_segments().and_then(|mut s| s.next_back()).map(|s| s.to_string())).unwrap_or_else(|| "".into()); + let name = f + .url(&db) + .and_then(|u| { + u.path_segments() + .and_then(|mut s| s.next_back()) + .map(|s| s.to_string()) + }) + .unwrap_or_else(|| "".into()); let mut defs_same: Vec<(std::ops::Range, String)> = Vec::new(); let mut refs_same: Vec<(std::ops::Range, String)> = Vec::new(); @@ -94,7 +122,10 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { let (l, c) = (l0 + 1, c0 + 1); // total refs count across all files let total_refs = refs_by_file.values().map(|v| v.len()).sum::(); - defs_same.push((s..e, format!("defined here @ {}:{} ({} refs)", l, c, total_refs))); + defs_same.push(( + s..e, + format!("defined here @ {}:{} ({} refs)", l, c, total_refs), + )); } if let Some(v) = refs_by_file.get(&f) { @@ -119,7 +150,10 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { } let orig = std::path::Path::new(fx.path()); - let stem = orig.file_stem().and_then(|s| s.to_str()).unwrap_or("snapshot"); + let stem = orig + .file_stem() + .and_then(|s| s.to_str()) + .unwrap_or("snapshot"); let combined_name = format!("{}.snap", stem); let combined_path = orig.with_file_name(combined_name); snap_test!(out, combined_path.to_str().unwrap()); diff --git a/crates/test-utils/src/lib.rs b/crates/test-utils/src/lib.rs index 4fc0c7a453..a8a3902f04 100644 --- a/crates/test-utils/src/lib.rs +++ b/crates/test-utils/src/lib.rs @@ -1,7 +1,7 @@ #[doc(hidden)] pub mod _macro_support; -pub mod url_utils; pub mod snap; +pub mod url_utils; pub use tracing::Level; use tracing::{ level_filters::LevelFilter, @@ -53,4 +53,4 @@ mod tests { // Test passes if no panic occurs } -} \ No newline at end of file +} diff --git a/crates/test-utils/src/snap.rs b/crates/test-utils/src/snap.rs index 37d00c0a50..7fb3a26c55 100644 --- a/crates/test-utils/src/snap.rs +++ b/crates/test-utils/src/snap.rs @@ -1,162 +1,20 @@ -use hir::{span::{DynLazySpan, LazySpan}, SpannedHirDb}; -use parser::SyntaxNode; use std::ops::Range; -pub fn collect_positions(root: &SyntaxNode) -> Vec { - use parser::{ast, ast::prelude::AstNode, SyntaxKind}; - fn walk(node: &SyntaxNode, out: &mut Vec) { - match node.kind() { - SyntaxKind::Ident => out.push(node.text_range().start()), - SyntaxKind::Path => { - if let Some(path) = ast::Path::cast(node.clone()) { - for seg in path.segments() { - if let Some(id) = seg.ident() { out.push(id.text_range().start()); } - } - } - } - SyntaxKind::PathType => { - if let Some(pt) = ast::PathType::cast(node.clone()) { - if let Some(path) = pt.path() { - for seg in path.segments() { - if let Some(id) = seg.ident() { out.push(id.text_range().start()); } - } - } - } - } - SyntaxKind::FieldExpr => { - if let Some(fe) = ast::FieldExpr::cast(node.clone()) { - if let Some(tok) = fe.field_name() { out.push(tok.text_range().start()); } - } - } - SyntaxKind::UsePath => { - if let Some(up) = ast::UsePath::cast(node.clone()) { - for seg in up.into_iter() { - if let Some(tok) = seg.ident() { out.push(tok.text_range().start()); } - } - } - } - _ => {} - } - for ch in node.children() { walk(&ch, out); } - } - let mut v = Vec::new(); walk(root, &mut v); v.sort(); v.dedup(); v -} - pub fn line_col_from_cursor(cursor: parser::TextSize, s: &str) -> (usize, usize) { - let mut line=0usize; let mut col=0usize; + let mut line = 0usize; + let mut col = 0usize; for (i, ch) in s.chars().enumerate() { - if i == Into::::into(cursor) { return (line, col); } - if ch == '\n' { line+=1; col=0; } else { col+=1; } - } - (line, col) -} - -pub fn format_snapshot(content: &str, lines: &[String]) -> String { - let header = content.lines().enumerate().map(|(i,l)| format!("{i:?}: {l}")).collect::>().join("\n"); - let body = lines.join("\n"); - format!("{header}\n---\n{body}") -} - -/// Format a snapshot with inline ASCII caret arrows under the indicated -/// (line, col) positions. Each annotation renders one extra line below the -/// corresponding source line, showing a caret under the column and the label. -pub fn format_snapshot_with_arrows(content: &str, anns: &[(usize, usize, String)]) -> String { - use std::collections::BTreeMap; - let mut per_line: BTreeMap> = BTreeMap::new(); - for (line, col, label) in anns.iter().cloned() { - per_line.entry(line).or_default().push((col, label)); - } - // Sort columns per line to render multiple carets left-to-right - for v in per_line.values_mut() { v.sort_by_key(|(c, _)| *c); } - - let mut out = String::new(); - for (i, src_line) in content.lines().enumerate() { - out.push_str(&format!("{i:?}: {src_line}\n")); - if let Some(cols) = per_line.get(&i) { - // Build a caret line; if multiple carets, place them and separate labels with " | " - let mut caret = String::new(); - // Indent to align after the "{i:?}: " prefix; keep a fixed 4-chars spacing for simplicity - caret.push_str(" "); - let mut cursor = 0usize; - for (j, (col, label)) in cols.iter().enumerate() { - // Pad spaces from current cursor to col - if *col >= cursor { caret.push_str(&" ".repeat(*col - cursor)); } - caret.push('^'); - cursor = *col + 1; - // Append label aligned a few spaces after the caret for the first; subsequent labels go after a separator - if j == 0 { - caret.push_str(" "); - caret.push_str(label); - } else { - caret.push_str(" | "); - caret.push_str(label); - } - } - out.push_str(&caret); - out.push('\n'); + if i == Into::::into(cursor) { + return (line, col); + } + if ch == '\n' { + line += 1; + col = 0; + } else { + col += 1; } } - out -} - -/// Render a codespan-reporting snippet showing a primary caret at `cursor` -/// and secondary carets at each `ref_spans` (byte ranges) with labels. -pub fn codespan_render_refs( - file_name: &str, - content: &str, - cursor: usize, - ref_spans: &[(Range, String)], -) -> String { - use codespan_reporting::diagnostic::{Diagnostic, Label, Severity}; - use codespan_reporting::term::{emit, Config}; - use termcolor::Buffer; - - let mut out = Buffer::no_color(); - let cfg = Config::default(); - let mut files = codespan_reporting::files::SimpleFiles::new(); - let file_id = files.add(file_name.to_string(), content.to_string()); - let mut labels: Vec> = Vec::new(); - labels.push(Label::primary(file_id, cursor..(cursor + 1)).with_message("cursor")); - for (r, msg) in ref_spans.iter() { - labels.push(Label::secondary(file_id, r.clone()).with_message(msg.clone())); - } - let diag = Diagnostic::new(Severity::Help) - .with_message("references at cursor") - .with_labels(labels); - let _ = emit(&mut out, &cfg, &files, &diag); - String::from_utf8_lossy(out.as_slice()).into_owned() -} - -/// Render a codespan-reporting snippet with primary carets for cursor, defs, and refs. -/// All markers are primary so the visual uses only carets (^) for consistency. -pub fn codespan_render_cursor_defs_refs( - file_name: &str, - content: &str, - cursor: usize, - defs: &[(Range, String)], - refs: &[(Range, String)], -) -> String { - use codespan_reporting::diagnostic::{Diagnostic, Label, Severity}; - use codespan_reporting::term::{emit, Config}; - use termcolor::Buffer; - - let mut out = Buffer::no_color(); - let cfg = Config::default(); - let mut files = codespan_reporting::files::SimpleFiles::new(); - let file_id = files.add(file_name.to_string(), content.to_string()); - let mut labels: Vec> = Vec::new(); - labels.push(Label::primary(file_id, cursor..(cursor + 1)).with_message("cursor")); - for (r, msg) in defs.iter() { - labels.push(Label::primary(file_id, r.clone()).with_message(format!("def: {}", msg))); - } - for (r, msg) in refs.iter() { - labels.push(Label::primary(file_id, r.clone()).with_message(format!("ref: {}", msg))); - } - let diag = Diagnostic::new(Severity::Help) - .with_message("goto + references at cursor") - .with_labels(labels); - let _ = emit(&mut out, &cfg, &files, &diag); - String::from_utf8_lossy(out.as_slice()).into_owned() + (line, col) } /// Render a codespan-reporting snippet with primary carets for defs and refs only (no cursor). @@ -187,21 +45,3 @@ pub fn codespan_render_defs_refs( let _ = emit(&mut out, &cfg, &files, &diag); String::from_utf8_lossy(out.as_slice()).into_owned() } - -pub fn pretty_enclosing(db: &dyn SpannedHirDb, top_mod: hir::hir_def::TopLevelMod, off: parser::TextSize) -> Option { - let items = top_mod.scope_graph(db).items_dfs(db); - let mut best: Option<(hir::hir_def::ItemKind, u32)> = None; - for it in items { - let lazy = DynLazySpan::from(it.span()); - let Some(sp) = lazy.resolve(db) else { continue }; - if sp.range.contains(off) { - let w: u32 = (sp.range.end() - sp.range.start()).into(); - match best { - None => best=Some((it,w)), - Some((_,bw)) if w< bw => best=Some((it,w)), - _=>{} - } - } - } - best.and_then(|(it,_)| hir::hir_def::scope_graph::ScopeId::from_item(it).pretty_path(db)) -} From df5eec75f1c0dc904cbd547580468fb1d09df8ac Mon Sep 17 00:00:00 2001 From: Micah Date: Mon, 8 Sep 2025 03:53:30 -0500 Subject: [PATCH 5/5] consolidation --- crates/fe/src/main.rs | 2 + crates/hir-analysis/src/analysis_pass.rs | 16 ----- crates/hir-analysis/src/lookup.rs | 53 ++++++++------- .../src/ty/trait_resolution/mod.rs | 5 +- crates/language-server/src/lsp_diagnostics.rs | 6 +- crates/language-server/src/test_utils.rs | 2 +- .../comprehensive/diagnostics.snap | 5 +- crates/semantic-query/src/hover.rs | 16 ++--- crates/semantic-query/src/identity.rs | 36 ++-------- crates/semantic-query/src/lib.rs | 65 ++++--------------- .../semantic-query/tests/symbol_keys_snap.rs | 16 ++--- 11 files changed, 70 insertions(+), 152 deletions(-) diff --git a/crates/fe/src/main.rs b/crates/fe/src/main.rs index 7907e16389..a4a3b98a4d 100644 --- a/crates/fe/src/main.rs +++ b/crates/fe/src/main.rs @@ -1,3 +1,5 @@ +#![allow(clippy::print_stdout, clippy::print_stderr)] + mod check; mod tree; diff --git a/crates/hir-analysis/src/analysis_pass.rs b/crates/hir-analysis/src/analysis_pass.rs index c7bd6699d1..ae86831337 100644 --- a/crates/hir-analysis/src/analysis_pass.rs +++ b/crates/hir-analysis/src/analysis_pass.rs @@ -41,22 +41,6 @@ impl AnalysisPassManager { diags } - /// Stable alternative to run_on_module that uses File as the key. - /// This prevents issues with stale TopLevelMod references during incremental recompilation. - pub fn run_on_file<'db, DB>( - &mut self, - db: &'db DB, - file: common::file::File, - ) -> Vec> - where - DB: HirAnalysisDb + hir::LowerHirDb, - { - // Convert File to fresh TopLevelMod using the stable API - let top_mod = hir::lower::map_file_to_mod(db, file); - // Use the existing analysis logic - self.run_on_module(db, top_mod) - } - pub fn run_on_module_tree<'db>( &mut self, db: &'db dyn HirAnalysisDb, diff --git a/crates/hir-analysis/src/lookup.rs b/crates/hir-analysis/src/lookup.rs index a9a9371bd8..030ad1b85d 100644 --- a/crates/hir-analysis/src/lookup.rs +++ b/crates/hir-analysis/src/lookup.rs @@ -8,7 +8,7 @@ use crate::{diagnostics::SpannedHirAnalysisDb, HirAnalysisDb}; /// Generic semantic identity at a source offset. /// This is compiler-facing and independent of any IDE layer types. #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] -pub enum SymbolIdentity<'db> { +pub enum SymbolKey<'db> { Scope(hir::hir_def::scope_graph::ScopeId<'db>), EnumVariant(hir::hir_def::EnumVariant<'db>), FuncParam(hir::hir_def::ItemKind<'db>, u16), @@ -32,14 +32,14 @@ fn enclosing_func<'db>( None } -fn map_path_res<'db>(db: &'db dyn HirAnalysisDb, res: PathRes<'db>) -> Option> { +fn map_path_res<'db>(db: &'db dyn HirAnalysisDb, res: PathRes<'db>) -> Option> { match res { - PathRes::EnumVariant(v) => Some(SymbolIdentity::EnumVariant(v.variant)), - PathRes::FuncParam(item, idx) => Some(SymbolIdentity::FuncParam(item, idx)), + PathRes::EnumVariant(v) => Some(SymbolKey::EnumVariant(v.variant)), + PathRes::FuncParam(item, idx) => Some(SymbolKey::FuncParam(item, idx)), PathRes::Method(..) => { - crate::name_resolution::method_func_def_from_res(&res).map(SymbolIdentity::Method) + crate::name_resolution::method_func_def_from_res(&res).map(SymbolKey::Method) } - _ => res.as_scope(db).map(SymbolIdentity::Scope), + _ => res.as_scope(db).map(SymbolKey::Scope), } } @@ -50,7 +50,7 @@ pub fn identity_for_occurrence<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, occ: &hir::source_index::OccurrencePayload<'db>, -) -> Vec> { +) -> Vec> { use hir::source_index::OccurrencePayload as OP; match *occ { @@ -58,16 +58,16 @@ pub fn identity_for_occurrence<'db>( hir::hir_def::scope_graph::ScopeId::Item(ItemKind::Func(f)) => { if let Some(fd) = crate::ty::func_def::lower_func(db, f) { if fd.is_method(db) { - return vec![SymbolIdentity::Method(fd)]; + return vec![SymbolKey::Method(fd)]; } } - vec![SymbolIdentity::Scope(scope)] + vec![SymbolKey::Scope(scope)] } hir::hir_def::scope_graph::ScopeId::FuncParam(item, idx) => { - vec![SymbolIdentity::FuncParam(item, idx)] + vec![SymbolKey::FuncParam(item, idx)] } - hir::hir_def::scope_graph::ScopeId::Variant(v) => vec![SymbolIdentity::EnumVariant(v)], - other => vec![SymbolIdentity::Scope(other)], + hir::hir_def::scope_graph::ScopeId::Variant(v) => vec![SymbolKey::EnumVariant(v)], + other => vec![SymbolKey::Scope(other)], }, OP::MethodName { scope, @@ -100,19 +100,18 @@ pub fn identity_for_occurrence<'db>( MethodCandidate::TraitMethod(tm) | MethodCandidate::NeedsConfirmation(tm) => tm.method.0, }; - vec![SymbolIdentity::Method(fd)] + vec![SymbolKey::Method(fd)] + } + Err(MethodSelectionError::AmbiguousInherentMethod(methods)) => { + methods.iter().map(|fd| SymbolKey::Method(*fd)).collect() } - Err(MethodSelectionError::AmbiguousInherentMethod(methods)) => methods - .iter() - .map(|fd| SymbolIdentity::Method(*fd)) - .collect(), Err(MethodSelectionError::AmbiguousTraitMethod(traits)) => traits .iter() .filter_map(|trait_def| { trait_def .methods(db) .get(&ident) - .map(|tm| SymbolIdentity::Method(tm.0)) + .map(|tm| SymbolKey::Method(tm.0)) }) .collect(), Err(_) => vec![], @@ -133,9 +132,9 @@ pub fn identity_for_occurrence<'db>( if let Some(bkey) = crate::ty::ty_check::expr_binding_key_for_expr(db, func, expr) { return vec![match bkey { crate::ty::ty_check::BindingKey::FuncParam(f, idx) => { - SymbolIdentity::FuncParam(ItemKind::Func(f), idx) + SymbolKey::FuncParam(ItemKind::Func(f), idx) } - other => SymbolIdentity::Local(func, other), + other => SymbolKey::Local(func, other), }]; } } @@ -160,7 +159,7 @@ pub fn identity_for_occurrence<'db>( } OP::PathPatSeg { body, pat, .. } => { if let Some(func) = enclosing_func(db, body.scope()) { - vec![SymbolIdentity::Local( + vec![SymbolKey::Local( func, crate::ty::ty_check::BindingKey::LocalPat(pat), )] @@ -180,7 +179,7 @@ pub fn identity_for_occurrence<'db>( if let Some(sc) = crate::ty::ty_check::RecordLike::from_ty(recv_ty).record_field_scope(db, ident) { - return vec![SymbolIdentity::Scope(sc)]; + return vec![SymbolKey::Scope(sc)]; } } vec![] @@ -210,7 +209,7 @@ pub fn identity_for_occurrence<'db>( _ => None, }; if let Some(target) = target { - return vec![SymbolIdentity::Scope(target)]; + return vec![SymbolKey::Scope(target)]; } } } @@ -230,7 +229,7 @@ pub fn identity_for_occurrence<'db>( { match nr.kind { crate::name_resolution::NameResKind::Scope(sc) => { - return vec![SymbolIdentity::Scope(sc)]; + return vec![SymbolKey::Scope(sc)]; } crate::name_resolution::NameResKind::Prim(_) => {} } @@ -329,7 +328,7 @@ fn find_ambiguous_candidates_for_path_seg<'db>( scope: ScopeId<'db>, path: PathId<'db>, seg_idx: usize, -) -> Vec> { +) -> Vec> { use crate::name_resolution::NameDomain; // Get the identifier from the path segment @@ -367,14 +366,14 @@ fn find_ambiguous_candidates_for_path_seg<'db>( match bucket.pick(domain) { Ok(name_res) => { if let crate::name_resolution::NameResKind::Scope(sc) = name_res.kind { - candidates.push(SymbolIdentity::Scope(sc)); + candidates.push(SymbolKey::Scope(sc)); } } Err(crate::name_resolution::NameResolutionError::Ambiguous(ambiguous_candidates)) => { // This is exactly what we want for ambiguous imports! for name_res in ambiguous_candidates { if let crate::name_resolution::NameResKind::Scope(sc) = name_res.kind { - candidates.push(SymbolIdentity::Scope(sc)); + candidates.push(SymbolKey::Scope(sc)); } } } diff --git a/crates/hir-analysis/src/ty/trait_resolution/mod.rs b/crates/hir-analysis/src/ty/trait_resolution/mod.rs index 1ac0cea9e6..495e1a8310 100644 --- a/crates/hir-analysis/src/ty/trait_resolution/mod.rs +++ b/crates/hir-analysis/src/ty/trait_resolution/mod.rs @@ -16,10 +16,7 @@ use crate::{ }; use common::indexmap::IndexSet; use constraint::collect_constraints; -use hir::{ - hir_def::HirIngot, - Ingot, -}; +use hir::{hir_def::HirIngot, Ingot}; use salsa::Update; pub(crate) mod constraint; diff --git a/crates/language-server/src/lsp_diagnostics.rs b/crates/language-server/src/lsp_diagnostics.rs index 921f54796e..afc8dbf52a 100644 --- a/crates/language-server/src/lsp_diagnostics.rs +++ b/crates/language-server/src/lsp_diagnostics.rs @@ -41,8 +41,8 @@ impl LspDiagnostics for DriverDataBase { // (to clear any previous diagnostics) result.entry(url.clone()).or_default(); - // Use the stable file-based API to prevent stale TopLevelMod references - let diagnostics = pass_manager.run_on_file(self, file); + let top_mod = hir::lower::map_file_to_mod(self, file); + let diagnostics = pass_manager.run_on_module(self, top_mod); let mut finalized_diags: Vec = diagnostics .iter() .map(|d| d.to_complete(self).clone()) @@ -166,7 +166,7 @@ mod tests { for (uri, diags) in map.iter() { by_uri .entry(uri.to_string()) - .or_insert_with(Vec::new) + .or_default() .extend(diags.iter().cloned()); } diff --git a/crates/language-server/src/test_utils.rs b/crates/language-server/src/test_utils.rs index 1a82455013..b24df6fcc9 100644 --- a/crates/language-server/src/test_utils.rs +++ b/crates/language-server/src/test_utils.rs @@ -21,7 +21,7 @@ pub fn load_ingot_from_directory(db: &mut DriverDataBase, ingot_dir: &Path) { } _ => { // Log other diagnostics but don't panic - eprintln!("Test ingot diagnostic for {ingot_dir:?}: {diagnostic}"); + tracing::debug!("Test ingot diagnostic for {ingot_dir:?}: {diagnostic}"); } } } diff --git a/crates/language-server/test_projects/comprehensive/diagnostics.snap b/crates/language-server/test_projects/comprehensive/diagnostics.snap index 49a0f87b49..cf7efa67b0 100644 --- a/crates/language-server/test_projects/comprehensive/diagnostics.snap +++ b/crates/language-server/test_projects/comprehensive/diagnostics.snap @@ -1,10 +1,9 @@ --- source: crates/language-server/src/lsp_diagnostics.rs -assertion_line: 238 expression: snapshot +input_file: test_projects/comprehensive/diagnostics.snap --- -File: file:///home/micah/hacker-stuff-2023/fe-stuff/fe/crates/language-server/test_projects/comprehensive/src/lib.fe +File: file:///home/micah/hacker-stuff-2023/fe-stuff/fe-B/crates/language-server/test_projects/comprehensive/src/lib.fe - code:8-0000 severity:Error @ 38:3..38:8 type mismatch expected `()`, but `i32` is given - diff --git a/crates/semantic-query/src/hover.rs b/crates/semantic-query/src/hover.rs index a5e1a7c92e..46b0f24639 100644 --- a/crates/semantic-query/src/hover.rs +++ b/crates/semantic-query/src/hover.rs @@ -1,4 +1,5 @@ use hir_analysis::diagnostics::SpannedHirAnalysisDb; +use hir_analysis::lookup::SymbolKey; use hir::hir_def::scope_graph::ScopeId; use hir::source_index::OccurrencePayload; @@ -18,8 +19,7 @@ pub(crate) fn hover_for_occurrence<'db>( top_mod: hir::hir_def::TopLevelMod<'db>, ) -> Option> { // Use the canonical occurrence interpreter to get the symbol target - let target = crate::identity::occurrence_symbol_target(db, top_mod, occ)?; - let symbol_key = crate::occ_target_to_symbol_key(target); + let symbol_key = crate::identity::occurrence_symbol_target(db, top_mod, occ)?; // Get the span from the occurrence let span = get_span_from_occurrence(occ); @@ -44,11 +44,11 @@ pub(crate) fn get_span_from_occurrence<'db>(occ: &OccurrencePayload<'db>) -> Dyn fn hover_data_from_symbol_key<'db>( db: &'db dyn SpannedHirAnalysisDb, - symbol_key: crate::SymbolKey<'db>, + symbol_key: SymbolKey<'db>, span: DynLazySpan<'db>, ) -> Option> { match symbol_key { - crate::SymbolKey::Scope(sc) => { + SymbolKey::Scope(sc) => { let signature = sc.pretty_path(db); let documentation = get_docstring(db, sc); let kind = sc.kind_name(); @@ -59,7 +59,7 @@ fn hover_data_from_symbol_key<'db>( kind, }) } - crate::SymbolKey::Method(fd) => { + SymbolKey::Method(fd) => { let meth = fd.name(db).data(db).to_string(); let signature = Some(format!("method: {}", meth)); let documentation = get_docstring(db, fd.scope(db)); @@ -70,7 +70,7 @@ fn hover_data_from_symbol_key<'db>( kind: "method", }) } - crate::SymbolKey::Local(_func, bkey) => { + SymbolKey::Local(_func, bkey) => { let signature = Some(format!("local binding: {:?}", bkey)); Some(HoverSemantics { span, @@ -79,7 +79,7 @@ fn hover_data_from_symbol_key<'db>( kind: "local", }) } - crate::SymbolKey::FuncParam(item, idx) => { + SymbolKey::FuncParam(item, idx) => { let signature = Some(format!("parameter {} of {:?}", idx, item)); Some(HoverSemantics { span, @@ -88,7 +88,7 @@ fn hover_data_from_symbol_key<'db>( kind: "parameter", }) } - crate::SymbolKey::EnumVariant(v) => { + SymbolKey::EnumVariant(v) => { let sc = v.scope(); let signature = sc.pretty_path(db); let documentation = get_docstring(db, sc); diff --git a/crates/semantic-query/src/identity.rs b/crates/semantic-query/src/identity.rs index 1ad9a3fcc4..d967517a11 100644 --- a/crates/semantic-query/src/identity.rs +++ b/crates/semantic-query/src/identity.rs @@ -1,40 +1,16 @@ -use hir::hir_def::{scope_graph::ScopeId, TopLevelMod}; -use hir::source_index::OccurrencePayload; +use hir::{hir_def::TopLevelMod, source_index::OccurrencePayload}; -use hir_analysis::diagnostics::SpannedHirAnalysisDb; -use hir_analysis::ty::{func_def::FuncDef, ty_check::BindingKey}; - -/// Analysis-side identity for a single occurrence. Mirrors `SymbolKey` mapping -/// without pulling semantic-query’s public type into analysis. -#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] -pub enum OccTarget<'db> { - Scope(ScopeId<'db>), - EnumVariant(hir::hir_def::EnumVariant<'db>), - FuncParam(hir::hir_def::ItemKind<'db>, u16), - Method(FuncDef<'db>), - Local(hir::hir_def::item::Func<'db>, BindingKey<'db>), -} +use hir_analysis::{diagnostics::SpannedHirAnalysisDb, lookup::SymbolKey}; /// Returns all possible symbol targets for an occurrence, including ambiguous cases. +/// Now directly returns SymbolIdentity from hir-analysis without translation. pub(crate) fn occurrence_symbol_targets<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, occ: &OccurrencePayload<'db>, -) -> Vec> { +) -> Vec> { // Use hir-analysis as the single source of truth for occurrence interpretation - let identities = hir_analysis::lookup::identity_for_occurrence(db, top_mod, occ); - identities - .into_iter() - .map(|identity| match identity { - hir_analysis::lookup::SymbolIdentity::Scope(sc) => OccTarget::Scope(sc), - hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => OccTarget::EnumVariant(v), - hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => { - OccTarget::FuncParam(item, idx) - } - hir_analysis::lookup::SymbolIdentity::Method(fd) => OccTarget::Method(fd), - hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => OccTarget::Local(func, bkey), - }) - .collect() + hir_analysis::lookup::identity_for_occurrence(db, top_mod, occ) } /// Returns the first symbol target for an occurrence (backward compatibility). @@ -42,7 +18,7 @@ pub(crate) fn occurrence_symbol_target<'db>( db: &'db dyn SpannedHirAnalysisDb, top_mod: TopLevelMod<'db>, occ: &OccurrencePayload<'db>, -) -> Option> { +) -> Option> { occurrence_symbol_targets(db, top_mod, occ) .into_iter() .next() diff --git a/crates/semantic-query/src/lib.rs b/crates/semantic-query/src/lib.rs index 6228fc5ea8..4553b9ca06 100644 --- a/crates/semantic-query/src/lib.rs +++ b/crates/semantic-query/src/lib.rs @@ -3,14 +3,14 @@ mod hover; mod identity; mod refs; -use crate::identity::{occurrence_symbol_target, occurrence_symbol_targets, OccTarget}; +use crate::identity::{occurrence_symbol_target, occurrence_symbol_targets}; use hir::{ hir_def::{scope_graph::ScopeId, HirIngot, TopLevelMod}, source_index::{unified_occurrence_rangemap_for_top_mod, OccurrencePayload}, span::{DynLazySpan, LazySpan}, }; use hir_analysis::diagnostics::SpannedHirAnalysisDb; -use hir_analysis::ty::func_def::FuncDef; +use hir_analysis::lookup::SymbolKey; use parser::TextSize; use rustc_hash::{FxHashMap, FxHashSet}; @@ -34,8 +34,7 @@ impl<'db> SemanticQuery<'db> { let occurrence = pick_best_occurrence_at_cursor(db, top_mod, cursor); let symbol_key = occurrence .as_ref() - .and_then(|occ| occurrence_symbol_target(db, top_mod, occ)) - .map(occ_target_to_symbol_key); + .and_then(|occ| occurrence_symbol_target(db, top_mod, occ)); Self { db, @@ -53,8 +52,7 @@ impl<'db> SemanticQuery<'db> { let mut definitions = Vec::new(); for identity in identities { - let key = identity_to_symbol_key(identity); - if let Some((top_mod, span)) = def_span_for_symbol(self.db, key) { + if let Some((top_mod, span)) = def_span_for_symbol(self.db, identity) { definitions.push(DefinitionLocation { top_mod, span }); } } @@ -253,9 +251,8 @@ impl<'db> SemanticQuery<'db> { // Use the canonical occurrence interpreter to get all symbol targets (including ambiguous) let targets = occurrence_symbol_targets(db, m, &occ.payload); for target in targets { - let key = occ_target_to_symbol_key(target); let span = compute_reference_span(db, &occ.payload, target, m); - map.entry(key) + map.entry(target) .or_default() .push(Reference { top_mod: m, span }); } @@ -285,18 +282,6 @@ pub struct Reference<'db> { pub span: DynLazySpan<'db>, } -#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] -pub enum SymbolKey<'db> { - Scope(ScopeId<'db>), - EnumVariant(hir::hir_def::EnumVariant<'db>), - FuncParam(hir::hir_def::ItemKind<'db>, u16), - Method(FuncDef<'db>), - Local( - hir::hir_def::item::Func<'db>, - hir_analysis::ty::ty_check::BindingKey<'db>, - ), -} - // Simple helper functions fn pick_best_occurrence_at_cursor<'db>( db: &'db dyn hir::SpannedHirDb, @@ -340,30 +325,6 @@ fn kind_priority(occ: &OccurrencePayload<'_>) -> u8 { } } -fn occ_target_to_symbol_key<'db>(t: OccTarget<'db>) -> SymbolKey<'db> { - match t { - OccTarget::Scope(sc) => SymbolKey::Scope(sc), - OccTarget::EnumVariant(v) => SymbolKey::EnumVariant(v), - OccTarget::FuncParam(item, idx) => SymbolKey::FuncParam(item, idx), - OccTarget::Method(fd) => SymbolKey::Method(fd), - OccTarget::Local(func, bkey) => SymbolKey::Local(func, bkey), - } -} - -fn identity_to_symbol_key<'db>( - identity: hir_analysis::lookup::SymbolIdentity<'db>, -) -> SymbolKey<'db> { - match identity { - hir_analysis::lookup::SymbolIdentity::Scope(sc) => SymbolKey::Scope(sc), - hir_analysis::lookup::SymbolIdentity::EnumVariant(v) => SymbolKey::EnumVariant(v), - hir_analysis::lookup::SymbolIdentity::FuncParam(item, idx) => { - SymbolKey::FuncParam(item, idx) - } - hir_analysis::lookup::SymbolIdentity::Method(fd) => SymbolKey::Method(fd), - hir_analysis::lookup::SymbolIdentity::Local(func, bkey) => SymbolKey::Local(func, bkey), - } -} - // Definition span lookup - needed by goto fn def_span_for_symbol<'db>( db: &'db dyn SpannedHirAnalysisDb, @@ -451,14 +412,14 @@ fn find_refs_for_symbol_with_filter<'db>( }; // Custom matcher to allow associated functions (scopes) to match method occurrences let matches = match (key, target) { - (SymbolKey::Scope(sc), OccTarget::Scope(sc2)) => sc == sc2, - (SymbolKey::Scope(sc), OccTarget::Method(fd)) => fd.scope(db) == sc, - (SymbolKey::EnumVariant(v), OccTarget::EnumVariant(v2)) => v == v2, - (SymbolKey::FuncParam(it, idx), OccTarget::FuncParam(it2, idx2)) => { + (SymbolKey::Scope(sc), SymbolKey::Scope(sc2)) => sc == sc2, + (SymbolKey::Scope(sc), SymbolKey::Method(fd)) => fd.scope(db) == sc, + (SymbolKey::EnumVariant(v), SymbolKey::EnumVariant(v2)) => v == v2, + (SymbolKey::FuncParam(it, idx), SymbolKey::FuncParam(it2, idx2)) => { it == it2 && idx == idx2 } - (SymbolKey::Method(fd), OccTarget::Method(fd2)) => fd == fd2, - (SymbolKey::Local(func, bkey), OccTarget::Local(func2, bkey2)) => { + (SymbolKey::Method(fd), SymbolKey::Method(fd2)) => fd == fd2, + (SymbolKey::Local(func, bkey), SymbolKey::Local(func2, bkey2)) => { func == func2 && bkey == bkey2 } _ => false, @@ -510,7 +471,7 @@ fn find_refs_for_symbol_with_filter<'db>( fn compute_reference_span<'db>( db: &'db dyn SpannedHirAnalysisDb, occ: &OccurrencePayload<'db>, - target: OccTarget<'db>, + target: SymbolKey<'db>, _m: TopLevelMod<'db>, ) -> DynLazySpan<'db> { match occ { @@ -523,7 +484,7 @@ fn compute_reference_span<'db>( } => { let view = hir::path_view::HirPathAdapter::new(db, *path); match target { - OccTarget::Scope(sc) => crate::anchor::anchor_for_scope_match( + SymbolKey::Scope(sc) => crate::anchor::anchor_for_scope_match( db, &view, path_lazy.clone(), diff --git a/crates/semantic-query/tests/symbol_keys_snap.rs b/crates/semantic-query/tests/symbol_keys_snap.rs index b049492fc4..c700ff4ee2 100644 --- a/crates/semantic-query/tests/symbol_keys_snap.rs +++ b/crates/semantic-query/tests/symbol_keys_snap.rs @@ -3,6 +3,7 @@ use dir_test::{dir_test, Fixture}; use driver::DriverDataBase; use fe_semantic_query::SemanticQuery; use hir::{lower::map_file_to_mod, span::LazySpan as _, SpannedHirDb}; +use hir_analysis::lookup::SymbolKey; use hir_analysis::HirAnalysisDb; use test_utils::snap::{codespan_render_defs_refs, line_col_from_cursor}; use test_utils::snap_test; @@ -11,9 +12,8 @@ use url::Url; fn symbol_label<'db>( db: &'db dyn SpannedHirDb, adb: &'db dyn HirAnalysisDb, - key: &fe_semantic_query::SymbolKey<'db>, + key: &hir_analysis::lookup::SymbolKey<'db>, ) -> String { - use fe_semantic_query::SymbolKey; match key { SymbolKey::Scope(sc) => sc.pretty_path(db).unwrap_or("".into()), SymbolKey::EnumVariant(v) => v.scope().pretty_path(db).unwrap_or("".into()), @@ -67,9 +67,9 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { let map = SemanticQuery::build_symbol_index_for_modules(&db, &modules); // Stable ordering of symbol keys via labels - let mut entries: Vec<(String, fe_semantic_query::SymbolKey)> = map + let mut entries: Vec<(String, hir_analysis::lookup::SymbolKey)> = map .keys() - .map(|k| (symbol_label(&db, &db, k), k.clone())) + .map(|k| (symbol_label(&db, &db, k), *k)) .collect(); entries.sort_by(|a, b| a.0.cmp(&b.0)); @@ -79,7 +79,7 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { let def_opt = SemanticQuery::definition_for_symbol(&db, key) .and_then(|(_tm, span)| span.resolve(&db)); // Gather refs across modules - let refs = SemanticQuery::references_for_symbol(&db, top, key.clone()); + let refs = SemanticQuery::references_for_symbol(&db, top, key); let mut refs_by_file: std::collections::BTreeMap< common::file::File, Vec, @@ -118,7 +118,7 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { if let Some(def) = def_opt.as_ref().filter(|d| d.file == f) { let s: usize = Into::::into(def.range.start()); let e: usize = Into::::into(def.range.end()); - let (l0, c0) = line_col_from_cursor(def.range.start(), &content); + let (l0, c0) = line_col_from_cursor(def.range.start(), content); let (l, c) = (l0 + 1, c0 + 1); // total refs count across all files let total_refs = refs_by_file.values().map(|v| v.len()).sum::(); @@ -134,14 +134,14 @@ fn symbol_keys_snapshot(fx: Fixture<&str>) { for sp in spans { let s: usize = Into::::into(sp.range.start()); let e: usize = Into::::into(sp.range.end()); - let (l0, c0) = line_col_from_cursor(sp.range.start(), &content); + let (l0, c0) = line_col_from_cursor(sp.range.start(), content); let (l, c) = (l0 + 1, c0 + 1); refs_same.push((s..e, format!("{}:{}", l, c))); } } // Render codespan for this file for this symbol - let block = codespan_render_defs_refs(&name, &content, &defs_same, &refs_same); + let block = codespan_render_defs_refs(&name, content, &defs_same, &refs_same); out.push_str(&block); out.push('\n'); }