Update Rust crate proc-macro2 to 1.0.107 by renovate[bot] · Pull Request #33 · cometkim/rkyv-js

renovate · 2026-07-25T01:39:25Z

This PR contains the following updates:

Package	Type	Update	Change
proc-macro2	dependencies	patch	`1` → `1.0.107`

Release Notes

dtolnay/proc-macro2 (proc-macro2)

`v1.0.107`

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Documentation improvements

`v1.0.106`

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Optimize Span::byte_range (#530)

`v1.0.105`

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Make std dependencies more easily discoverable in source code (#528)

`v1.0.104`

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Add Rust 1.92.0's TokenStream Extend impls (#527, rust-lang/rust#145722)

`v1.0.103`

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Add semver-exempt Literal methods str_value, cstr_value, byte_str_value (#525)

`v1.0.102`

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Fix interaction of Display impls for TokenStream and Ident with formatting specifiers for padding, alignment, width (#523, #524)

`v1.0.101`

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Optimize Span location accessors (#519)

`v1.0.100`

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Stabilize Span methods on Rust 1.88+: start, end, line, column, file, local_file (#517, #518)

`v1.0.99`

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Prevent Span's unstable API becoming unavailable from a future new compiler lint (#515)

`v1.0.98`

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Disallow prefixed identifier as name of lifetime: 'prefix#lifetime (#514, rust-lang/rust#126452)

`v1.0.97`

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Allow build-script cleanup failure with NFSv3 output directory to be non-fatal (#505, #512, thanks @davvid)

`v1.0.96`

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Simplify how rustdoc flags are decided during docs.rs builds (#511)

`v1.0.95`

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Update semver-exempt API under RUSTFLAGS=--cfg=procmacro2_semver_exempt to that of nightly-2025-04-16 (#497)

`v1.0.94`

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Documentation improvements

`v1.0.93`

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Optimize TokenStream's Drop (#489, #490, thanks @WalkerKnapp)

`v1.0.92`

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Improve compiler/fallback mismatch panic message (#487)

`v1.0.91`

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Fix panic "compiler/fallback mismatch 949" when using TokenStream::from_str from inside a proc macro to parse a string containing doc comment (#484)

`v1.0.90`

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Improve error recovery in TokenStream's and Literal's FromStr implementations to work around rust-lang/rust#58736 such that rustc does not poison compilation on codepaths that should be recoverable errors (#477, #478, #479, #480, #481, #482)

`v1.0.89`

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Ensure OUT_DIR is left with deterministic contents after build script execution (#474)

`v1.0.88`

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Return accurate line and column from Span::start and Span::end inside proc macros on nightly (#472)

`v1.0.87`

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Check valid punctuation character in Punct::new (#470)

`v1.0.86`

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Documentation improvements

`v1.0.85`

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Mark some tests as only for 64-bit targets (#463)

`v1.0.84`

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Documentation improvements (#455, thanks @CensoredUsername)

`v1.0.83`

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Optimize the representation of Ident (#462)

`v1.0.82`

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Resolve unexpected_cfgs warning (#456)

`v1.0.81`

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Documentation improvements

`v1.0.80`

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Add Literal::byte_character constructor (#449)
Add Literal::c_string constructor #450)

`v1.0.79`

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Clean up dead code

`v1.0.78`

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Expose Span::byte_range (#442)

`v1.0.77`

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Add a function to reset thread-local span data (#438, thanks @buchgr)

`v1.0.76`

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Work around dead_code warning false positive (#435)

`v1.0.75`

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Improve error messages related to proc_macro::LexError (#434)

`v1.0.74`

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Work around improperly cached build script result by sccache (#432)

`v1.0.73`

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Documentation improvements

`v1.0.72`

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Improve build script to be robust to proc_macro::Span unstable API changes

`v1.0.71`

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Turn on deny(unsafe_op_in_unsafe_fn) lint

`v1.0.70`

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Add #[track_caller] on Ident::new so that panics on invalid input are attributed to the caller (#423)

`v1.0.69`

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Fix Span::source_text() bug causing panics or incorrect source text (#410)

`v1.0.68`

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Fix panic in Span::source_text() when source contains multibyte characters (#408)

`v1.0.67`

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Special handling for the (/*ERROR*/) placeholder that rustc uses for macros that fail to expand (#405)

`v1.0.66`

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Raise required compiler from Rust 1.31 to 1.56

`v1.0.65`

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Documentation improvements

`v1.0.64`

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Fix parsing of bare \r in between tokens (#399)

`v1.0.63`

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Parse c"…" c-string literals (tracking issue: rust-lang/rust#105723)

`v1.0.62`

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yanked

`v1.0.61`

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Stricter parsing of whitespace in cooked string literals and between tokens (#392, #393)

`v1.0.60`

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Eliminate uses of unstable proc_macro::Span::before/after (#391)

`v1.0.59`

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Enable proc_macro support on wasm targets (#388)

`v1.0.58`

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Make rustc version detection more robust by compiling against modernest stable features (#384)

`v1.0.57`

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Disable nightly-only start()/end() implementation on Span while the upstream API is iterated on (#383, rust-lang/rust#111571)

`v1.0.56`

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Circumvent clippy::octal_escapes lint inside generated string and byte-string literals (#363, #380)
Provide RefUnwindSafe impls for compilers older than 1.58 (#382)

`v1.0.55`

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Set a meaningful Span for literals produced via the FromStr impl of Literal (#378)
Implement Literal::subspan in non-macro contexts when "span-locations" feature is enabled (#379)

`v1.0.54`

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Performance improvement to "span-locations" feature (#373)
Fix unbounded memory usage when calling proc-macro2's parser from a fuzzer (#374)

`v1.0.53`

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Add support for Rust 1.66's source_text() method (#350)

`v1.0.52`

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Add Group::delim_span (#366)

`v1.0.51`

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Implement rustc's limit on the number of # used for delimiting a raw string literal: 255 (#364)

`v1.0.50`

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Implement Hash for proc_macro2::LineColumn (#362)

`v1.0.49`

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Opt out of -Zrustdoc-scrape-examples on docs.rs for now

`v1.0.48`

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Documentation improvements

`v1.0.47`

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Fix integer overflow when nesting depth of nested comments exceeds 4 billion (#357)

`v1.0.46`

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Make proc_macro2::TokenStream's FromStr impl consistent with proc_macro::TokenStream's on strings that begin with a byte order mark \u{feff} (#353)

`v1.0.45`

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Fix panic on parsing disallowed raw identifiers such as r#self (#351)

`v1.0.44`

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Expose span.before() and span.after() to access an empty Span located immediately before or after the input span (#348, upstream tracking issue: rust-lang/rust#87552)

`v1.0.43`

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Add keywords to crates.io metadata

`v1.0.42`

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Improve parsing performance in non-macro mode (#335)
Expose a size_hint() for TokenStream's iterator (#334)

`v1.0.41`

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Produce an accurate .size_hint() from TokenStream's iterator (#334)

`v1.0.40`

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Stabilize Ident::new_raw constructor (#331, thanks @mystor)

`v1.0.39`

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Replace unicode-xid with unicode-ident crate: https://github.com/dtolnay/unicode-ident

`v1.0.38`

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Reduce allocations done by Literal::byte_string constructor (#328)

`v1.0.37`

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Rely on unicode-xid to optimize ASCII properly (#325)

`v1.0.36`

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Improve performance of creating literal tokens through quote! macro

`v1.0.35`

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Try to diagnose "cannot find type SourceFile" errors better (#311)

`v1.0.34`

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Work around doc build failure due to docs.rs flags change (#310)

`v1.0.33`

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Enable Group::span_open/span_close on Rust 1.55+ to reflect their stabilization in rustc (#305, rust-lang/rust#86136)

`v1.0.32`

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Support negative int and float literals in FromStr (rust-lang/rust#87262, #301)

`v1.0.31`

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Update Cargo metadata to new repository location

`v1.0.30`

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Use proc_macro::is_available on Rust 1.57+ to support projects built with panic=abort or cg_clif (#300, thanks @bjorn3)

`v1.0.29`

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Pick up stable implementation of proc_macro's impl FromStr for Literal (#287)

`v1.0.28`

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Recognized Cargo's new CARGO_ENCODED_RUSTFLAGS environment variable (#294, rust-lang/cargo#9601)

`v1.0.27`

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impl FromStr for Literal (#286, rust-lang/rust#84717)

`v1.0.26`

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Add impl LexError { pub fn span(&self) -> Span } (#283)

`v1.0.25`

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Documentation improvements (#278, #279)

`v1.0.24`

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Implement Error and Display for proc_macro2::LexError, matching the libproc_macro impls which exists in Rust 1.44+ (#240)

`v1.0.23`

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Fix several bugs involving lexing of unicode escapes and carriage returns in string literals (#256, #257, #258, #259, #260)

`v1.0.22`

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Fix several bugs involving lexing of integer and float tokens with unusual suffixes (#252, #253, #254, #255)

`v1.0.21`

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Match libproc_macro's UnwindSafe and RefUnwindSafe impls (#250)

`v1.0.20`

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Match libproc_macro's rendering of whitespace in groups (#246, #247, thanks @Koxiaet)

`v1.0.19`

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Remove procmacro2_semver_exempt feature gate on all methods stabilized in Rust 1.45 (#243)

`v1.0.18`

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Fix discrepancy with libproc_macro in handling of negative numbers in token streams (#235)

`v1.0.17`

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Allow using proc_macro2::fallback::force() from 1.0.12 at the same time as proc-macro2 = { default-features = false } (#233)

`v1.0.16`

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impl Ord for proc_macro2::LineColumn (#230, rust-lang/rust#72446)

`v1.0.15`

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Support parsing arbitrarily deeply nested token streams without using excessive stack space (#231, #232)

`v1.0.14`

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Add Span::mixed_site(), which is behind cfg(procmacro2_semver_exempt) for now but will be stabilized when Rust 1.45 is released (#228, thanks @kevinmehall)
Update LineColumn::column to match libproc_macro's column computation, which is character-based (#229, thanks @jrvidal)