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oxc/crates/oxc_ecmascript
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oxc-bot 2fb08b9e9c
release(crates): v0.48.1 (#8738) 
## [0.48.1] - 2025-01-26

### Features

- b7f13e6 ast: Implement utf8 to utf16 span converter (#8687) (Boshen)
- 6589c3b mangler: Reuse variable names (#8562) (翠 / green)
- 29bd215 minifier: Minimize `Infinity.toString(radix)` to `'Infinity'`
(#8732) (Boshen)
- e0117db minifier: Replace `const` with `let` for non-exported
read-only variables (#8733) (sapphi-red)
- 9e32f55 minifier: Evaluate `Math.sqrt` and `Math.cbrt` (#8731)
(sapphi-red)
- 360d49e minifier: Replace `Math.pow` with `**` (#8730) (sapphi-red)
- 2e9a560 minifier: `NaN.toString(radix)` is always `NaN` (#8727)
(Boshen)
- cbe0e82 minifier: Minimize `foo(...[])` -> `foo()` (#8726) (Boshen)
- e9fb5fe minifier: Dce pure expressions such as `new Map()` (#8725)
(Boshen)

### Bug Fixes

- 0944758 codegen: Remove parens from `new (import(''), function() {})`
(#8707) (Boshen)
- 33de70a mangler: Handle cases where a var is declared in a block scope
(#8706) (翠 / green)
- d982cdb minifier: `Unknown.fromCharCode` should not be treated as
`String.fromCharCode` (#8709) (sapphi-red)
- e7ab96c transformer/jsx: Incorrect `isStaticChildren` argument for
`Fragment` with multiple children (#8713) (Dunqing)
- 3e509e1 transformer/typescript: Enum merging when same name declared
in outer scope (#8691) (branchseer)

### Performance

- dc0b0f2 manger: Remove useless `tmp_bindings` (#8735) (Dunqing)
- e472ced mangler: Optimize handling of collecting lived scope ids
(#8724) (Dunqing)
- 8587965 minifier: Normalize `undefined` to `void 0` before everything
else (#8699) (Boshen)

### Refactor

- 58002e2 ecmascript: Remove the lifetime annotation on
`MayHaveSideEffects` (#8717) (Boshen)
- 10e5920 linter: Move finishing default diagnostic message to
`GraphicalReporter` (#8683) (Sysix)
- 52a37d0 mangler: Simplify initialization of `slots` (#8734) (Dunqing)
- 6bc906c minifier: Allow mutating arguments in methods called from
`try_fold_known_string_methods` (#8729) (sapphi-red)
- bf8be23 minifier: Use `Ctx` (#8716) (Boshen)
- 0af0267 minifier: Side effect detection needs symbols resolution
(#8715) (Boshen)
- 32e0e47 minifier: Clean up `Normalize` (#8700) (Boshen)
- c792068 semantic: Simplify `ScopeTree::iter_bindings` (#8723)
(Dunqing)

### Testing

- 03229c5 minifier: Fix broken tests (#8722) (Boshen)

Co-authored-by: Boshen <1430279+Boshen@users.noreply.github.com>
2025-01-26 22:20:13 +08:00
..
src test(minifier): fix broken tests (#8722) 2025-01-26 03:47:07 +00:00
Cargo.toml release(crates): v0.48.1 (#8738) 2025-01-26 22:20:13 +08:00
CHANGELOG.md release(crates): v0.48.1 (#8738) 2025-01-26 22:20:13 +08:00
README.md test(ecmascript): move tests to oxc_minifier due to cyclic dependency with oxc_parser (#7542) 2024-11-29 09:18:45 +00:00

README.md

oxc_ecmascript

ECMAScript Operations defined in the spec https://tc39.es/ecma262/

Tests reside in crates/oxc_minifier/tests/ecmascript due to cyclic dependency with oxc_parser.