feat(minifier): fold String::charAt / String::charCodeAt more precisely #9082
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## [0.51.0] - 2025-02-15 - 21a9476 ast: [**BREAKING**] Remove `TSLiteral::RegExpLiteral` (#9056) (Dunqing) - 9091387 ast: [**BREAKING**] Remove `TSType::TSQualifiedName` (#9051) (Dunqing) ### Features - f74d462 ast_tools: Introduce meta types (#9117) (overlookmotel) - 36c8640 ecmascript: Support more string concatenation (#9121) (sapphi-red) - 6936b08 ecmascript: Fold `typeof` with ValueType information (#9086) (sapphi-red) - b25b84b minifier: Substitute redundant assignment target bindings (#9096) (camchenry) - 125d610 minifier: Fold String::charAt / String::charCodeAt more precisely (#9082) (sapphi-red) - 237ffba minifier: Fold bitwise binary expressions with negative BigInts (#9081) (sapphi-red) - 24830e6 minifier: Fold `a + 'a' + 1` to `a + 'a1'` (#9080) (sapphi-red) - b5eb6e5 minifier: Improve `remove_unused_expression` (#9071) (Boshen) - fef82ff transformer/helper-loader: Replace `@babel/runtime` with `@oxc-project/runtime` (#9059) (Dunqing) ### Bug Fixes - 38f81af ast/estree: Order fields same as Acorn (#9128) (overlookmotel) - 67f8932 ast/estree: `CatchParameter` do not include `type` and `Span` twice (#9125) (overlookmotel) - 1b02fe0 ast/estree: `FormalParameter` do not include `Span` twice (#9124) (overlookmotel) - d3b5fb0 ast/estree: Fix TS type for `AssignmentTargetPropertyIdentifier` (#9092) (overlookmotel) - d8d80a9 ast/estree: Fix TS types for `BigIntLiteral` and `RegExpLiteral` (#9091) (overlookmotel) - d9684af codegen: Fix missing StringLiteral sourcemap (#9064) (hi-ogawa) - eb7cd62 ecmascript: To_number for shadowed undefined (#9106) (sapphi-red) - 8cbdf00 ecmascript: To_boolean for shadowed undefined (#9105) (sapphi-red) - 17c745c ecmascript: To_string for object with toString (#9104) (sapphi-red) - cfc71f9 ecmascript: To_string for shadowed undefined (#9103) (sapphi-red) - 2ab2a8f ecmascript: Handle shadowed global variables in `ValueType` (#9085) (sapphi-red) - bc64c9d lexer: Fix decoding lone `\r` in template literals (#9066) (overlookmotel) - 2fd1589 minifier: Compress computed string literals in method/property definitions (#9126) (camchenry) - 0937a55 napi/parser: Utf16 span for errors (#9112) (hi-ogawa) - 15f23f1 napi/parser: Utf16 span for module record (#9093) (hi-ogawa) - 9edfb1d napi/parser: Fix unicode comment panic (#9084) (hi-ogawa) - 5f15605 npm/runtime: Incorrect file paths in `exports` (#9069) (Dunqing) - b8278d8 parser: Parse `let _: null` as `TSNullKeyword` (#9133) (Boshen) ### Performance - af59945 napi/parser: Do not convert comment spans twice (#9087) (overlookmotel) ### Documentation - 896d770 ast: Add missing docs and fix broken code for assignment targets (#9095) (camchenry) ### Refactor - 08b2d80 ast/estree: Define TS types for extra fields on converters (#9118) (overlookmotel) - 6c5a435 ast/estree: Define types for `#[estree(add_fields)]` converters (#9116) (overlookmotel) - 8bd6eef ecmascript: Merge constant evaluation logics (#9120) (sapphi-red) - b164072 ecmascript: Extract to_numeric (#9111) (sapphi-red) - fc53cdd ecmascript: Generalize ToPrimitive (#9109) (sapphi-red) - d951390 ecmascript: Use value_type in to_primitive (#9108) (sapphi-red) - 8f79012 ecmascript: Pass IsGlobalReference to DetermineValueType instead of extending it (#9107) (sapphi-red) - db1744c ecmascript: Remove "constant_evaluation" / "side_effects" features (#9114) (sapphi-red) - 329de94 ecmascript: Extract ToPrimitive (#9102) (sapphi-red) - d670ec7 ecmascript: Pass IsGlobalReference to MayHaveSideEffects instead of extending it (#9101) (sapphi-red) - f4e2d4e ecmascript: Allow IsGlobalReference to return None (#9100) (sapphi-red) - 29be94d minifier: Inline more minification methods (#9088) (Boshen) - 80f719e minifier: Clean up minimize_statements.rs (#9076) (Boshen) - d5edde0 minifier: Minimize `if (!foo) foo = bar;` -> `foo ||= bar` in the same AST pass (#9075) (Boshen) ### Styling - 23f53c0 syntax: Name trait method param without underscore (#9119) (overlookmotel) ### Testing - eaff3d9 napi/parser: Split tests for `convertSpanUtf16` (#9113) (hi-ogawa) Co-authored-by: Boshen <[email protected]>
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