release(crates): v0.43.0

[oxc-bot]

[0.43.0] - 2024-12-21

• de4c772 traverse: [BREAKING] Rename Ancestor::is_via_* methods to is_parent_of_* (refactor(traverse)!: rename Ancestor::is_via_* methods to is_parent_of_* #8031) (overlookmotel)

• ed75e42 semantic: [BREAKING] Make SymbolTable fields pub(crate) instead of pub (refactor(semantic)!: make SymbolTable fields pub(crate) instead of pub #7999) (Boshen)

Features

• 75b775c allocator: Vec<u8>::into_string (feat(allocator): Vec<u8>::into_string #8017) (overlookmotel)
• 8547e02 ast: Implement allocator_api2 for Allocator (feat(ast): implement allocator_api2 for Allocator #8043) (Boshen)
• 63a95e4 ast: Add AstBulder::move_property_key (feat(ast): add AstBulder::move_property_key #7998) (overlookmotel)
• 897a1a8 transformer/class-properties: Exit faster from super replacement visitor (feat(transformer/class-properties): exit faster from super replacement visitor #8028) (overlookmotel)
• 3ea4109 transformer/class-properties: Transform super update expressions within static prop initializer (feat(transformer/class-properties): transform super update expressions within static prop initializer #7997) (Dunqing)
• cc57db3 transformer/class-properties: Transform super assignment expressions within static prop initializer (feat(transformer/class-properties): transform super assignment expressions within static prop initializer #7991) (Dunqing)
• 6b6444b traverse: Record current block scope (feat(traverse): record current block scope #8007) (overlookmotel)

Bug Fixes

• 043252d transformer/class-properties: Replace this and class name in static blocks (fix(transformer/class-properties): replace this and class name in static blocks #8035) (overlookmotel)
• 273795d transformer/class-properties: Run other transforms on static properties, static blocks, and computed keys (fix(transformer/class-properties): run other transforms on static properties, static blocks, and computed keys #7982) (overlookmotel)

Performance

• c0dd3f8 ast: move_expression and move_statement produce dummy with no span (perf(ast): move_expression and move_statement produce dummy with no span #7995) (overlookmotel)
• 862838f codegen: Remove useless to_owned (perf(codegen): remove useless to_owned #8014) (Dunqing)
• 2736657 semantic: Allocate UnresolvedReferences in allocator (perf(semantic): allocate UnresolvedReferences in allocator #8046) (Boshen)
• 2e8872c semantic: Allocate child scope in allocator (perf(semantic): allocate child scope in allocator #8045) (Boshen)
• 414e828 semantic: Allocate symbol data in Allocator (perf(semantic): allocate symbol data in Allocator #8012) (Boshen)
• 7aebed0 semantic: Allocate Bindings in allocator (perf(semantic): allocate Bindings in allocator #8021) (Boshen)
• 0f9308f transformer/react-refresh: Reduce allocations (perf(transformer/react-refresh): reduce allocations #8018) (overlookmotel)
• 0deb9e6 transformer/react-refresh: Reserve capacity in hook key string (perf(transformer/react-refresh): reserve capacity in hook key string #8016) (overlookmotel)
• 7b70347 transformer/react-refresh: Avoid allocating string in each hook call (perf(transformer/react-refresh): avoid allocating string in each hook call #8013) (Dunqing)

Documentation

• df5c341 ast: Improve docs for AstBuilder::move_* methods (docs(ast): improve docs for AstBuilder::move_* methods #7994) (overlookmotel)

Refactor

• f1adf9f semantic: ScopeTree::rename_binding remove old binding first (refactor(semantic): ScopeTree::rename_binding remove old binding first #8020) (overlookmotel)
• 02f968d semantic: Change Bindings to a plain FxHashMap (refactor(semantic): change Bindings to a plain FxHashMap #8019) (Boshen)
• e7476a1 semantic: Remove serialize (refactor(semantic): remove serialize #8015) (Boshen)
• 1cf7b83 semantic: Simplify handling namespace stack (refactor(semantic): simplify handling namespace stack #7987) (Dunqing)
• 48cb52b semantic: Remove resetting current_reference_flags in visit functions (refactor(semantic): remove resetting current_reference_flags in visit functions #7986) (Dunqing)
• 3250a47 semantic: Remove unused current_symbol_flags (refactor(semantic): remove unused current_symbol_flags #7985) (Dunqing)
• efe96ec semantic: Use Stack for function stack node ids (refactor(semantic): use Stack for function stack node ids #7984) (Dunqing)
• ac097e9 transformer/class-properties: Rename file (refactor(transformer/class-properties): rename file #8036) (overlookmotel)
• 059a5dd transformer/class-properties: Do not pass ScopeId into insert_instance_inits (refactor(transformer/class-properties): do not pass ScopeId into insert_instance_inits #8001) (overlookmotel)
• 0a38eea transformer/class-properties: Use temp_var_name_base to generate temp var names for super transform (refactor(transformer/class-properties): use temp_var_name_base to generate temp var names for super transform #8004) (overlookmotel)
• d1b7181 transformer/class-properties: Rename var (refactor(transformer/class-properties): rename var #8006) (overlookmotel)
• 5a23d72 transformer/class-properties: Remove outdated comment (refactor(transformer/class-properties): remove outdated comment #8000) (overlookmotel)
• b3a5f3e transformer/class-properties: Mark transform_assignment_expression_if_super_member_assignment_target as inline (refactor(transformer/class-properties): mark transform_assignment_expression_if_super_member_assignment_target as inline #7993) (Dunqing)

Testing

• bcb33c0 semantic: Add a test for catch parameters reference (test(semantic): add a test for catch parameters reference #7988) (Dunqing)

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[github-actions]

Monitor Oxc

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

[codspeed-hq]

CodSpeed Performance Report

Merging #8054 will not alter performance

_{Comparing release/crates-1734764723 (837fc3d) with main (952d7e4)}

Summary

✅ 29 untouched benchmarks