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fix(signals): classify Rust prost/tonic underscore protobuf stubs as generated #3782

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Merged
loopover-orb merged 1 commit into from
Jul 6, 2026
Merged

fix(signals): classify Rust prost/tonic underscore protobuf stubs as generated #3782

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6 changes: 5 additions & 1 deletion src/signals/path-matchers.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -78,7 +78,8 @@ function isGeneratedFileFrom(parts: NormalizedPath): boolean {
// `.pb.cc` / `.pb.h`, the Swift plugin emits `.pb.swift`, the Dart plugin emits `.pb.dart`,
// the Kotlin plugin emits `.pb.kt`, the Java plugin emits `.pb.java`, the C# plugin emits `.pb.cs`, the Rust plugin emits `.pb.rs`,
// the Elixir plugin emits `.pb.ex`, the Erlang gpb plugin emits `.pb.erl` / `.pb.hrl`, the Crystal
// plugin emits `.pb.cr`, the Haskell plugin emits `.pb.hs`, the Scala plugin emits `.pb.scala`, and the Objective-C plugin emits
// plugin emits `.pb.cr`, the Haskell plugin emits `.pb.hs`, the Scala plugin emits `.pb.scala`, the Rust
// plugin emits `.pb.rs` (and prost/tonic also emit underscore `*_pb.rs` / `*_grpc_pb.rs` siblings), and the Objective-C plugin emits
// `.pbobjc.{h,m}` plus gRPC `.pbrpc.{h,m}` service stubs. Swift gRPC emits sibling `.grpc.swift`
// service stubs; grpc-kotlin emits sibling `*GrpcKt.kt` coroutine service stubs; grpc-java emits
// sibling `*Grpc.java` service stubs; grpc-dotnet emits sibling `*Grpc.cs` service stubs; the Dart
Expand Down Expand Up @@ -108,6 +109,9 @@ function isGeneratedFileFrom(parts: NormalizedPath): boolean {
/_pb\.lua$/.test(norm) ||
// Perl protobuf: message stubs are `*_pb.pm`.
/_pb\.pm$/.test(norm) ||
// Rust prost/tonic underscore stubs: `*_pb.rs` message output; tonic gRPC emits sibling `*_grpc_pb.rs`.
/_pb\.rs$/.test(norm) ||
/_grpc_pb\.rs$/.test(norm) ||
// JavaScript/TypeScript grpc-node protobuf: message stubs are `*_pb.{js,ts,d.ts}`; gRPC emits
// sibling `*_grpc_pb.{js,ts,d.ts}` service stubs (underscore form, not `.pb.js`).
/_pb\.(js|ts)$/.test(norm) ||
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11 changes: 11 additions & 0 deletions test/unit/path-matchers.test.ts
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Expand Up @@ -169,6 +169,15 @@ describe("isGeneratedFile", () => {
expect(classifyChangedFile("proto/messages.pb.scala")).toBe("generated");
});

it("matches Rust prost/tonic underscore protobuf stubs alongside the dot-pb spellings", () => {
expect(isGeneratedFile("gen/service_pb.rs")).toBe(true);
expect(isGeneratedFile("gen/service_grpc_pb.rs")).toBe(true);
expect(isGeneratedFile("src/lib.rs")).toBe(false);
expect(isGeneratedFile("src/main.rs")).toBe(false);
expect(classifyChangedFile("gen/service_pb.rs")).toBe("generated");
expect(classifyChangedFile("gen/service_grpc_pb.rs")).toBe("generated");
});

it("matches Kotlin gRPC coroutine stubs alongside the other protoc plugins", () => {
expect(isGeneratedFile("gen/GreeterGrpcKt.kt")).toBe(true);
expect(isGeneratedFile("src/Greeter.kt")).toBe(false);
Expand Down Expand Up @@ -543,6 +552,8 @@ describe("classifyChangedFile", () => {
["gen/service_pb.lua", "generated"],
["gen/service_pb.pm", "generated"],
["proto/messages.pb.scala", "generated"],
["gen/service_pb.rs", "generated"],
["gen/service_grpc_pb.rs", "generated"],
["gen/GreeterGrpcKt.kt", "generated"],
["gen/GreeterGrpc.java", "generated"],
["proto/messages.pb.java", "generated"],
Expand Down