release(crates): v0.77.1

[oxc-bot]

[0.77.1] - 2025-07-16

🚀 Features

• 1b80633 minifier: Remove unused function declaration (feat(minifier): remove unused function declaration #12318) (Boshen)
• 3f33e8c minifier: Remove unused assignment expression (feat(minifier): remove unused assignment expression #12314) (Boshen)
• fb8289c minifier: Remove unused variable declaration (feat(minifier): remove unused variable declaration #11796) (Boshen)
• 7cb4d22 data_structures: SliceIterExt extension trait (feat(data_structures): SliceIterExt extension trait #12294) (overlookmotel)
• c995fe2 semantic: Build semantic for .d.ts files (feat(semantic): build semantic for .d.ts files #12193) (camc314)
• 9b14fbc ast: Add ThisExpression to TSTypeName (feat(ast): add ThisExpression to TSTypeName #12156) (Boshen)
• 2cdf722 minifier: Constant fold small integer multiplication (n <= 255) (feat(minifier): constant fold small integer multiplication (n <= 255) #12236) (Boshen)
• 314f970 minifier: Remove unused -1n (feat(minifier): remove unused -1n #12235) (Boshen)

🐛 Bug Fixes

• 089f7b1 semantic: Allow arguments/eval as name of TSTypeAliasDeclaration, TSInterfaceDeclaration (fix(semantic): allow arguments/eval as name of TSTypeAliasDeclaration, TSInterfaceDeclaration #12291) (camc314)
• 1bfd44f semantic: Allow arguments/eval as spread argument name inside TSMethodSignature, TSFunctionType (fix(semantic): allow arguments/eval as spread argument name inside TSMethodSignature, TSFunctionType #12290) (camc314)
• a740f3f semantic: Allow arguments/eval as argument name inside TSMethodSignature (fix(semantic): allow arguments/eval as argument name inside TSMethodSignature #12289) (camc314)
• cd98426 semantic: Handle var hoisting in catch block with same catch parameter name (fix(semantic): handle var hoisting in catch block with same catch parameter name #12313) (Dunqing)
• b172cef transformer_plugins/replace_global_defines: Handle declare const (fix(transformer_plugins/replace_global_defines): handle declare const #12312) (Boshen)
• e82f758 semantic: Allow arguments/eval as argument name inside TSFunctionType (fix(semantic): allow arguments/eval as argument name inside TSFunctionType #12288) (camc314)
• 13c5783 allocator: Fix FixedSizeAllocator pointer maths (fix(allocator): fix FixedSizeAllocator pointer maths #12299) (overlookmotel)
• c7b1056 transformer/object-rest-spread: Arrow function expressions with object rest patterns (fix(transformer/object-rest-spread): arrow function expressions with object rest patterns #12185) (Jason Ho)
• 2a1e805 semantic: Allow assigning to eval and arguments in ambient context (fix(semantic): allow assigning to eval and arguments in ambient context #12208) (camc314)
• fb76e3c transform/styled-components: Fix spans of quasis when some quasis removed (fix(transform/styled-components): fix spans of quasis when some quasis removed #12240) (overlookmotel)

🚜 Refactor

• 42abcd2 estree: Use SliceIterExt in string serializer (refactor(estree): use SliceIterExt in string serializer #12297) (overlookmotel)
• bb047a9 codegen: Use SliceIterExt in string printer (refactor(codegen): use SliceIterExt in string printer #12296) (overlookmotel)
• 9e1acc2 transform/styled-components: Use SliceIterExt (refactor(transform/styled-components): use SliceIterExt #12295) (overlookmotel)
• 4d88252 parser: Remove unnecessary unbox (refactor(parser): remove unnecessary unbox #12302) (overlookmotel)
• 1058e8a parser: Shorten code (refactor(parser): shorten code #12301) (overlookmotel)
• 04e6a2f allocator: Improve documentation on pointer alignment (refactor(allocator): improve documentation on pointer alignment #12307) (overlookmotel)
• 97e5f9c transform/styled-components: Rename var (refactor(transform/styled-components): rename var #12283) (overlookmotel)
• 6094099 transform/styled-components: Update comments (refactor(transform/styled-components): update comments #12282) (overlookmotel)
• a2da682 napi/parser: Clarify pointer maths (refactor(napi/parser): clarify pointer maths #12300) (overlookmotel)
• ee761de ast: Remove AstKind for AssignmentTarget (refactor(ast): remove AstKind for AssignmentTarget #12252) (Tyler Earls)
• c025868 ast: Remove AstKind for TSFunctionType (refactor(ast): add AstKind for TSFunctionType #12287) (camc314)
• 2f9bd11 allocator: Fixed size allocator leave space for metadata after arena (refactor(allocator): fixed size allocator leave space for metadata after arena #12278) (overlookmotel)
• 5fba91c napi/parser: Raw transfer: introduce metadata struct (refactor(napi/parser): raw transfer: introduce metadata struct #12269) (overlookmotel)
• 39ef911 napi/parser, allocator: Raw transfer: store buffer size and align as consts (refactor(napi/parser, allocator): raw transfer: store buffer size and align as consts #12275) (overlookmotel)
• c68b607 ast: Rename TemplateLiteral::quasi to TemplateLiteral::single_quasi (refactor(ast): rename TemplateLiteral::quasi to TemplateLiteral::single_quasi #12266) (Dunqing)
• 32c32af ast: Check whether there is a single quasi in TemplateLiteral::quasi (refactor(ast): check whether there is a single quasi in TemplateLiteral::quasi #12265) (Dunqing)
• d009bdb napi/parser: Raw transfer: store offsets as consts (refactor(napi/parser): raw transfer: store offsets as consts #12268) (overlookmotel)
• 43f61ed napi/parser: Correct comment about raw transfer buffer size (refactor(napi/parser): correct comment about raw transfer buffer size #12273) (overlookmotel)
• f130a0c allocator: Disable fixed size allocators on unsupported platforms (refactor(allocator): disable fixed size allocators on unsupported platforms #12272) (overlookmotel)
• 28ed99b napi/parser: Do not compile raw transfer code on WASM (refactor(napi/parser): do not compile raw transfer code on WASM #12271) (overlookmotel)
• ab9d91c transform/styled-components: Remove outdated comment (refactor(transform/styled-components): remove outdated comment #12261) (overlookmotel)
• 30e8690 minifier: Move tests around (refactor(minifier): move tests around #12237) (Boshen)

⚡ Performance

• 5ecf5c4 transform/styled-components: Optimize removal loop (perf(transform/styled-components): optimize removal loop #12284) (overlookmotel)
• a8d1e22 transformer/styled-components: Remove quasis and expressions in batch (perf(transformer/styled-components): remove quasis and expressions in batch #12256) (Dunqing)
• 6f58abc semantic: Inline SemanticBuilder::pop_ast_node (perf(semantic): inline SemanticBuilder::pop_ast_node #12280) (Boshen)
• cc1e9fc napi/parser: Raw transfer: reduce size of buffer by 16 bytes (perf(napi/parser): raw transfer: reduce size of buffer by 16 bytes #12277) (overlookmotel)
• 28be5de napi/parser: Raw transfer: move check for supported platform (perf(napi/parser): raw transfer: move check for supported platform #12274) (overlookmotel)
• 8e13e2a transformer/styled-components: Simplify CSS minification (perf(transformer/styled-components): simplify CSS minification #12224) (overlookmotel)

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[github-actions]

Monitor Oxc

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

[codspeed-hq]

CodSpeed Instrumentation Performance Report

Merging #12319 will not alter performance

_{Comparing release/crates-1752665172 (cd7eb1b) with main (1b80633)}

Summary

✅ 34 untouched benchmarks