release(crates): v0.77.0

[oxc-bot]

[0.77.0] - 2025-07-12

💥 BREAKING CHANGES

• facd3cd allocator: [BREAKING] Remove vec! macro (fix(allocator)!: remove vec! macro #12206) (overlookmotel)

🚀 Features

• 75ee3a1 napi/transform: Support enabling StyledComponent plugin (feat(napi/transform): support enabling StyledComponent plugin #12155) (Dunqing)
• 19b97c0 transformer: Support styled components plugin (feat(transformer): support styled components plugin #12066) (Dunqing)
• 152e59d napi/oxlint: Read source text into start of allocator (feat(napi/oxlint): read source text into start of allocator #12122) (overlookmotel)
• 407429a napi/parser,napi/transform: Accept lang=dts (feat(napi/parser,napi/transform): accept lang=dts #12154) (Boshen)
• 8d710a2 allocator: Add Allocator::alloc_bytes_start method (feat(allocator): add Allocator::alloc_bytes_start method #12083) (overlookmotel)
• 704350a allocator: Fixed size allocators (feat(allocator): fixed size allocators #12082) (overlookmotel)

🐛 Bug Fixes

• 23c5951 transformer/legacy-decorator: Decorated fields with the declare modifier are not transformed (fix(transformer/legacy-decorator): decorated fields with the declare modifier are not transformed #12212) (Dunqing)
• e095e99 semantic: Panics when function is the part of IfStatement (fix(semantic): panics when function is the part of IfStatement #12190) (Dunqing)
• e93e4c8 transformer/styled-components: Template literal expressions order is wrong after minification (fix(transformer/styled-components): template literal expressions order is wrong after minification #12211) (Dunqing)
• bfd47f8 transformer/styled-components: Should use source path to generate file hash when the path is absoulte path (fix(transformer/styled-components): should use source path to generate file hash when the path is absoulte path #12199) (Dunqing)
• a46708f parser: Handle % token as a v8_intrinsic only if option is enabled (fix(parser): Handle % token as a v8_intrinsic only if option is enabled #12128) (leaysgur)

🚜 Refactor

• 836bf9d transformer/styled-components: Use Atom everywhere (refactor(transformer/styled-components): use Atom everywhere #12217) (overlookmotel)
• 0c08c37 transformer/styled-components: Store block name in arena (refactor(transformer/styled-components): store block name in arena #12216) (overlookmotel)
• 5fffa96 transformer/styled-components: Shorten code (refactor(transformer/styled-components): shorten code #12215) (overlookmotel)
• 8a7c9e8 semantic: Streamline handling of no side effects for function (refactor(semantic): streamline handling of no side effects for function #12221) (Dunqing)
• eaf1c42 transformer/styled-components: Fix typo (refactor(transformer/styled-components): fix typo #12214) (overlookmotel)
• 5ad62cd transformer/styled-components: Do not allocate temp data into arena (refactor(transformer/styled-components): do not allocate temp data into arena #12198) (overlookmotel)
• 6ff6643 allocator: Add error type to RawVec (refactor(allocator): add error type to RawVec #12204) (overlookmotel)
• a9482f2 allocator: Remove dead code from Vec (refactor(allocator): remove dead code from Vec #12203) (overlookmotel)
• 94796a0 transformer/styled-components: Simplify concating strs (refactor(transformer/styled-components): simplify concating strs #12183) (Dunqing)
• 046f8d5 transformer/plugins: Short-circuit early when a call expressions is part of ComputedMemberExpression (refactor(transformer/plugins): short-circuit early when a call expressions is part of ComputedMemberExpression #12181) (Dunqing)
• a6ee13a transformer/plugins: Don't store PluginOptions (refactor(transformer/plugins): don't store PluginOptions #12180) (Dunqing)
• d5c94a8 ecmascript: Move is_less_than to its own file (refactor(ecmascript): move is_less_than to its own file #12189) (Boshen)
• 466241d transformer/styled_components: Simplify code (refactor(transformer/styled_components): simplify code #12175) (overlookmotel)
• 4e58a2a transformer/styled_components: Make unreachable branch unreachable! (refactor(transformer/styled_components): make unreachable branch unreachable! #12172) (overlookmotel)
• e222e26 transformer/styled_components: Move clippy attr (refactor(transformer/styled_components): move clippy attr #12169) (overlookmotel)
• 068669f allocator: Add AllocatorWrapper abstraction to AllocatorPool (refactor(allocator): add AllocatorWrapper abstraction to AllocatorPool #12081) (overlookmotel)
• c868ee3 semantic: Rename AstNodeIdAncestorsIter and add comments (refactor(semantic): rename AstNodeIdAncestorsIter and add comments #12136) (overlookmotel)
• baa3726 tests/napi: Add build-test script for tests (refactor(tests/napi): add build-test script for tests #12132) (camc314)
• 8814c53 ast: Remove AstKind for PropertyKey (refactor(ast): remove AstKind for PropertyKey #12108) (camchenry)
• 228cff5 semantic,linter: Assert that Program is always the first node (refactor(semantic,linter): assert that Program is always the first node #12123) (Ulrich Stark)

📚 Documentation

• b3a076b allocator: Extend doc comments for Vec and RawVec (docs(allocator): extend doc comments for Vec and RawVec #12205) (overlookmotel)
• 86eb108 transformer/styled-components: Add comments about CSSMinifier (docs(transformer/styled-components): add comments about CSSMinifier #12197) (Dunqing)
• 59616ca transformer/styled-components: Add some comments (docs(transformer/styled-components): add some comments #12182) (Dunqing)

⚡ Performance

• 242e721 transformer/styled-components: Pass Atom instead of Option<Atom> (perf(transformer/styled-components): pass Atom instead of Option<Atom> #12218) (overlookmotel)
• 9a20cde transformer/styled-components: Cache block name (perf(transformer/styled-components): cache block name #12200) (Dunqing)
• c7889c3 semantic,linter: Simplify implementation and uses of ancestors iterators (perf(semantic,linter): simplify implementation and uses of ancestors iterators #12164) (Ulrich Stark)
• daf6087 transformer/styled-components: Generate file path hash in InlineString (perf(transformer/styled-components): generate file path hash in InlineString #12196) (overlookmotel)
• c35fe73 transformer/styled-components: Cache more of component IDs (perf(transformer/styled-components): cache more of component IDs #12195) (overlookmotel)
• 4118b96 transformer/styled-components: Reduce string comparisons (perf(transformer/styled-components): reduce string comparisons #12191) (overlookmotel)
• 2b479fc transformer/styled_components: Mark enter_expression as #[inline] (perf(transformer/styled_components): mark enter_expression as #[inline] #12173) (overlookmotel)
• bcd5094 transformer/styled_components: Replace hashmap with array (perf(transformer/styled_components): replace hashmap with array #12170) (overlookmotel)
• 4c35f4a napi/parser: Optimize raw transfer deserializer for TSClassImplements (perf(napi/parser): optimize raw transfer deserializer for TSClassImplements #12158) (overlookmotel)
• 6cfcb7e semantic: Dereference parent_ids to slice only once (perf(semantic): dereference parent_ids to slice only once #12137) (overlookmotel)

🎨 Styling

• a45d749 transformer/styled_components: Reduce indentation (style(transformer/styled_components): reduce indentation #12174) (overlookmotel)

🧪 Testing

• 2951645 transformer/styled-components: Fix memory leak (test(transformer/styled-components): fix memory leak #12207) (overlookmotel)

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[github-actions]

Monitor Oxc

suite	result
(codegen)	❌
(mangler)	❌
(transformer)	❌
(dce)	❌
(compressor)	❌
Isolated Declarations	❌
(whitespace)	❌

[codspeed-hq]

CodSpeed Instrumentation Performance Report

Merging #12234 will not alter performance

_{Comparing release/crates-1752286042 (a0417e6) with main (23c5951)}

Summary

✅ 34 untouched benchmarks