oxc-project/oxc crates_v0.140.0

oxc crates_v0.140.0

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🚀 Features

• 5b20828 minifier: Extract sequence expression from expressions (#22003) (Armano)
• 616bfa2 minifier: Remove unreachable code after terminating statements (#24441) (Dunqing)
• ddab89a data_structures: Add likely and unlikely functions (#24368) (overlookmotel)
• a3a39f9 react_compiler: Implement enableEmitHookGuards codegen (#24329) (Boshen)
• b79eef7 minifier: Apply De Morgan's law to negated comparison chains in jump guards and loop tests (#24279) (Dunqing)
• 34ff7b4 minifier: Drop write-only property assignments to unused local bindings by default (#24112) (Dunqing)
• 1b829d8 semantic: Record const enums in EnumData (#24268) (Dunqing)
• ba0944c semantic: Add Scoping::set_symbol_span (#24221) (camc314)

🐛 Bug Fixes

• edf781d minifier: Keep reads of never-assigned uninitialized bindings (#24452) (Dunqing)
• 7d33363 minifier: Preserve guaranteed throws from class heritage evaluation (#24349) (Dunqing)
• 058a62f semantic: Track ambient contexts in SemanticBuilder (#24327) (camc314)
• 721eb0b transformer/decorator: Scope accessor class binding (#24330) (camc314)
• 1ebdce3 semantic: Allow reserved keywords in ambient declaration types (#24325) (camc314)
• 460176a track-memory-allocations: Exclude arena chunks from Sys allocs (#24292) (Dunqing)
• af4922b transformer: Clear lowered namespace redeclarations (#24300) (camc314)
• ffd2765 semantic: Mark declared computed MethodDefinitions as type references (#24296) (camc314)
• f17514b isolated-declarations: Emit const readonly fields as types (#24288) (camc314)
• 40f769d minifier: Make __proto__ write tracking execution-order independent (#24280) (Dunqing)
• 6371fed transformer: Remove stale enum member bindings (#24272) (camc314)
• f05dfab transformer: Correct symbol flags for lowered namespaces (#24271) (Dunqing)
• 84eeb55 transformer: Correct symbol flags for lowered enums (#24269) (Dunqing)
• c3057da transformer: Preserve generated class binding spans (#24220) (camc314)
• 8260096 transformer: Correct span for lowered namespace symbol (#24222) (camc314)
• 42d00d3 semantic: Mark declared class heritage as type references (#24237) (camc314)
• 588d997 semantic: Mark TS PropertyDefinitions computed fields as type references (#24233) (camc314)
• 9b95632 semantic: Mark computed method keys in TSMethodSignatures as type references (#24232) (camc314)

⚡ Performance

• 48911ec react_compiler: Use FxHashSet for membership-only block sets (#24486) (Boshen)
• 1e3e626 react_compiler: Reduce allocations in reactive-places and mutation-aliasing passes (#24476) (Boshen)
• e86e0d8 react_compiler: Avoid copying the aliasing fixpoint's abstract state (#24117) (Marius Schulz)
• 5b26643 transformer_plugins: Dispatch global defines by trailing name (#23666) (Boshen)
• dce0f29 react_compiler: Replace all compiled functions in a single AST walk (#24403) (Boshen)
• f85f0d8 ast: Delegate inherited enum variants in clone_in and estree derives (#23555) (Boshen)
• 3ff0234 allocator: Remove unwrap from ReplaceWith (#24365) (overlookmotel)
• ab22e80 transformer: Fix Rust 1.97 performance regression (#24354) (camc314)
• b47585c parser: Use ReplaceWith instead of TakeIn (#24018) (overlookmotel)
• b227a06 minifier: Use ReplaceWith instead of TakeIn (#24017) (overlookmotel)