@babel/types

Thanks @bhushan4work and @webdevelopersrinu for your first PRs!

:eyeglasses: Spec Compliance

• babel-parser

  • fix(parser): disallow named specifiers after * as ns (@JLHwung)

  • fix(parser): disallow const x followed by linebreak and of (@JLHwung)

  • fix(parser): reject delete (x) when createParenthesizedExpressions: true (@JLHwung)

  • fix: report expression errors in object literals used as member base (@JLHwung)

  • Disallow arrow functions as new callee and await operand (@JLHwung)

  • Disallow call expressions as arrow function parameters in sloppy mode (@JLHwung)

  • Disallow eval and arguments as class names (@JLHwung)

:bug: Bug Fix

• babel-parser

  • fix(parser): set phase: null for non-deferred imports with deferredImportEvaluation (#18313) (@bhushan4work)

  • fix(parser): ASI between arrow body and /= regex (@JLHwung)

  • fix(parser): allow arguments as a label in class (@JLHwung)

  • fix(parser): allow ASI between property init and escaped in (@JLHwung)

  • fix(parser): register function id in labeled function declaration (@JLHwung)

  • Skip HTML-like comments in the parser's character lookahead (@JLHwung)

  • Allow ASI after export default from without exportDefaultFrom (@JLHwung)

• babel-helpers, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-runtime-corejs3, babel-runtime

  • Fix _arrayWithHoles bypassing custom Symbol.iterator on array-backed Proxies (@webdevelopersrinu)

• babel-plugin-transform-typescript, babel-types

  • fix(types): visit decorators of TSParameterProperty (@JLHwung)

• babel-plugin-transform-block-scoping

  • fix: wrap enclosing loop when a nested for head closure captures its bindings (@joellemd)

:house: Internal

• babel-plugin-transform-classes

  • Remove internal usage of loose in class transform (@nicolo-ribaudo)

:microscope: Output optimization

• babel-plugin-transform-spread

  • Avoid arrayLikeToArray for spreading literals (@nicolo-ribaudo)

Committers: 7

• Babel Bot (@babel-bot)

• Bhushan Agrawal (@bhushan4work)

• Huáng Jùnliàng (@JLHwung)

• Joelle Mahfoud (@joellemd)

• Nicolò Ribaudo (@nicolo-ribaudo)

• Srinu desetti (@webdevelopersrinu)

• @liuxingbaoyu

Thanks @robhogan for your first PR!

:eyeglasses: Spec Compliance

• babel-helper-validator-identifier, babel-parser

  • Update identifier definition to Unicode 18 (@JLHwung)

:bug: Bug Fix

• babel-parser

  • Fix parsing of arrow function params inside ternaries with Flow (@robhogan)

• babel-helper-string-parser, babel-parser

  • fix: polish error message for invalid binary 0b19 (@JLHwung)

:house: Internal

• babel-code-frame, babel-core, babel-generator, babel-helper-create-class-features-plugin, babel-helper-module-transforms, babel-parser, babel-plugin-bugfix-safari-rest-destructuring-rhs-array, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-discard-binding, babel-plugin-transform-regenerator, babel-plugin-transform-typescript, babel-preset-env, babel-traverse, babel-types

  • Remove unused internal exports (@nicolo-ribaudo)

• babel-parser

  • test: test with ts-eslint 8.70.0 (@JLHwung)

• babel-core

  • build: do not emit sourcemap in production build (@JLHwung)

• babel-build-external-helpers, babel-cli, babel-code-frame, babel-core, babel-generator, babel-helper-compilation-targets, babel-helper-create-class-features-plugin, babel-helper-globals, babel-helper-string-parser, babel-helper-transform-fixture-test-runner, babel-helper-validator-identifier, babel-node, babel-parser, babel-plugin-transform-async-generator-functions, babel-plugin-transform-runtime, babel-register, babel-runtime-corejs3, babel-traverse

  • Enforce usage of Yarn catalog for reused dependencies (@nicolo-ribaudo)

:running_woman: Performance

• babel-helper-compilation-targets, babel-helper-transform-fixture-test-runner

  • Replace lru-cache with flru (@nicolo-ribaudo)

Committers: 4

• Babel Bot (@babel-bot)

• Huáng Jùnliàng (@JLHwung)

• Nicolò Ribaudo (@nicolo-ribaudo)

• Rob Hogan (@robhogan)

Thanks @drubetti, @jibin7jose, @joelle-a-dev, @journey-ad, @Kjubikstronk, @MatteoGabriele, and @zhangli091011 for your first PRs!

:eyeglasses: Spec Compliance

• babel-parser

  • fix(parser): do not form html entity for invalid codepoint (@JLHwung)

:bug: Bug Fix

• babel-parser

  • fix(parser): remove non-decimal prefix from bigint (@JLHwung)

  • Disallow new import prop access (@JLHwung)

• babel-plugin-transform-destructuring

  • fix: only collapse the empty-object check when it targets the declared binding (@Kjubikstronk)

• babel-plugin-transform-typescript

  • fix(ts): improve variable handling in namespace (@JLHwung)

  • [ts] Allow merging enum into a namespace (@nicolo-ribaudo)

• babel-node

  • Fix import path for babel-node.js (@drubetti)

• babel-plugin-bugfix-safari-rest-destructuring-rhs-array

  • fix(bugfix): bound check before array access (@JLHwung)

• babel-traverse

  • fix(remove): unwrap single sequence expression (@JLHwung)

  • Handle null in getAll{Prev,Next}Siblings (@JLHwung)

• babel-plugin-transform-block-scoping

  • fix: improve for loop closure environment check (@JLHwung)

  • fix: assign closure body after handling return (@JLHwung)

  • Fix initialization of nested for loop head declarations (@journey-ad)

• babel-generator

  • fix(generator): keep parens for ?. chain in tag (@JLHwung)

• babel-register

  • fix(babel-register): preserve app-managed graceful shutdown (@jibin7jose)

• Other

  • chore: fix @babel/eslint-plugin peer deps (@JLHwung)

• babel-cli, babel-helper-transform-fixture-test-runner, babel-register

  • fix(register): do not inherit parent execArgv (@JLHwung)

• babel-standalone

  • Add types for @babel/standalone (@liuxingbaoyu)

:memo: Documentation

• Add AI policy (@nicolo-ribaudo)

:house: Internal

• babel-cli, babel-core, babel-helper-compilation-targets, babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin, babel-helper-fixtures, babel-preset-env

  • refactor: replace semver with verkit (@sxzz)

• babel-node

  • Update node flags list (@nicolo-ribaudo)

• babel-types

  • Simplify AST validators (@fisker)

:running_woman: Performance

• babel-parser

  • perf: Improve @babel/parser (@liuxingbaoyu)

Committers: 14

• Babel Bot (@babel-bot)

• Daniele Rubetti (@drubetti)

• Huáng Jùnliàng (@JLHwung)

• Jad (@journey-ad)

• Joelle Mahfoud (@joelle-a-dev)

• Kevin Deng (@sxzz)

• Matteo Gabriele (@MatteoGabriele)

• Miodrag Obradovic (@Kjubikstronk)

• Nicolò Ribaudo (@nicolo-ribaudo)

• Rayan Salhab (@cyphercodes)

• @liuxingbaoyu

• @zhangli091011

• fisker Cheung (@fisker)

• jibin jose (@jibin7jose)

:eyeglasses: Spec Compliance

• babel-parser

  • Disallow eval and arguments as class names (@babel-bot)

  • fix(parser): disallow const x followed by linebreak and of (@babel-bot)

  • fix(parser): disallow named specifiers after * as ns (@babel-bot)

  • fix(parser): reject delete (x) when createParenthesizedExpressions: true (@babel-bot)

  • Disallow call expressions as arrow function parameters in sloppy mode (@babel-bot)

:bug: Bug Fix

• babel-parser

  • fix(parser): ASI between arrow body and /= regex (@babel-bot)

  • Allow ASI after export default from without exportDefaultFrom (@babel-bot)

  • fix(parser): allow arguments as a label in class (@babel-bot)

  • Skip HTML-like comments in the parser's character lookahead (@babel-bot)

  • fix(parser): register function id in labeled function declaration (@babel-bot)

  • fix(parser): allow ASI between property init and escaped in (@babel-bot)

• babel-plugin-transform-classes

  • Leave loose class prototype mutable with accessors (@babel-bot)

• babel-plugin-transform-typescript, babel-types

  • fix(types): visit decorators of TSParameterProperty (@babel-bot)

• babel-plugin-transform-block-scoping

  • fix: wrap enclosing loop when a nested for head closure captures its bindings (@babel-bot)

  • fix: closures in for-loop init capture wrong binding (@babel-bot)

:house: Internal

• babel-plugin-transform-classes

  • Remove internal usage of loose in class transform (@babel-bot)

:microscope: Output optimization

• babel-plugin-transform-spread

  • Avoid arrayLikeToArray for spreading literals (@babel-bot)

Committers: 1

• Babel Bot (@babel-bot)

:eyeglasses: Spec Compliance

• babel-generator, babel-parser, babel-plugin-transform-spread, babel-traverse, babel-types

  • Disallow super call after new (@JLHwung)

:bug: Bug Fix

• babel-generator

  • fix(generator): improve new callee parens check (@JLHwung)

• babel-node, babel-plugin-transform-modules-systemjs

  • fix(systemjs): support __proto__ as an export name (@JLHwung)

Committers: 2

• Huáng Jùnliàng (@JLHwung)

• Nicolò Ribaudo (@nicolo-ribaudo)