Babel: v7.7.0 Release

v7.7.0 (2019-11-05)

:eyeglasses: Spec Compliance

• babel-types
  • #10621 throw a TypeError if identifier validation fails. (@dentrado)
• babel-parser
  • #10559 fix: Exclude catch clause from let identifier error. (@gonzarodriguezt)
  • #10567 [parser] Exception to 8 and 9 in tagged template. (@pnowak)
  • #10532 Allow duplicate __proto__ keys in patterns, simple case (#6705). (@alejo90)

:rocket: New Feature

• babel-generator, babel-helper-create-class-features-plugin, babel-parser, babel-plugin-transform-typescript, babel-preset-typescript, babel-types
  • #10545 Add support for TS declare modifier on fields. (@nicolo-ribaudo)
• babel-core, babel-parser, babel-preset-typescript
  • #10363 @babel/parser error recovery. (@nicolo-ribaudo)
• babel-core
  • #10599 Add support for .cjs config files. (@nicolo-ribaudo)
  • #10501 Add support for babel.config.json. (@devongovett)
  • #10361 feat: if code frame error is on a single line, highlight the whole path. (@SimenB)
• babel-plugin-syntax-top-level-await, babel-preset-env
  • #10573 Create @babel/plugin-syntax-top-level-await. (@nicolo-ribaudo)
• babel-helper-builder-react-jsx, babel-plugin-transform-react-jsx, babel-preset-react
  • #10572 [transform-react-jsx] Add useSpread option to transform JSX. (@ivandevp)
• babel-generator, babel-parser, babel-plugin-proposal-decorators, babel-plugin-syntax-flow, babel-types
  • #10344 Flow enums parsing. (@gkz)
• babel-plugin-transform-function-name, babel-plugin-transform-modules-umd, babel-preset-env
  • #10477 Changes UMD callsite to be more likely to pass in the intended object.. (@MicahZoltu)
• babel-parser
  • #10449 Create parser plugin "topLevelAwait". (@nicolo-ribaudo)
  • #10521 [parser] Enable "exportNamespaceFrom" by default. (@nicolo-ribaudo)
  • #10483 [parser] Add support for private fields in TypeScript. (@nicolo-ribaudo)
• babel-generator, babel-parser, babel-types
  • #10543 add assertions signature for TypeScript. (@tanhauhau)
• babel-cli, babel-register
  • #8622 Make dir for babel --out-file. (@TrySound)
• babel-cli
  • #10399 Closes #8326, add back --quiet option.. (@chris-peng-1244)

:bug: Bug Fix

• babel-helpers, babel-plugin-proposal-async-generator-functions, babel-plugin-proposal-function-sent, babel-preset-env
  • #10422 Correctly delegate .return() in async generator. (@nicolo-ribaudo)
• babel-helper-module-transforms, babel-plugin-transform-modules-commonjs
  • #10628 Don't throw when destructuring into a var named as an import. (@nicolo-ribaudo)
• babel-plugin-transform-modules-systemjs
  • #10638 fix: remove ExportNamedDeclaration when the specifier is empty. (@JLHwung)
• babel-parser
  • #10631 [TS] Parse calls with type args in optional chains. (@nicolo-ribaudo)
  • #10607 fixed missing errors on assignment pattern in object expression. (@vivek12345)
  • #10594 [parser] Parse only modifiers of actual methods. (@gonzarodriguezt)
• babel-plugin-transform-typescript
  • #10555 [TS] Correctly transform computed strings and templates in enums. (@nicolo-ribaudo)
• babel-core
  • #10623 Fix: inputSourceMap should work when it is an external file. (@JLHwung)
  • #10539 fix: remove filename annotation in buildCodeFrameError. (@JLHwung)
• babel-plugin-proposal-decorators
  • #10578 [decorators] fix: support string literal properties. (@mwhitworth)
• babel-helpers, babel-plugin-proposal-dynamic-import, babel-plugin-transform-modules-commonjs, babel-preset-env
  • #10574 fix: _interopRequireWildcard should only cache objects. (@samMeow)
• babel-traverse
  • #9777 [traverse] Allow skipping nodes inserted with .replaceWith(). (@nicolo-ribaudo)
• babel-preset-env
  • #10146 Inject core-js@3 imports in Program:exit instead of on post(). (@nicolo-ribaudo)
• babel-generator
  • #10519 Fix generator missing parens around an arrow returning function type. (@existentialism)
• babel-plugin-transform-async-to-generator, babel-preset-env, babel-traverse
  • #9939 Don't use args rest/spread to hoist super method calls. (@nicolo-ribaudo)

:nail_care: Polish

• babel-plugin-transform-classes, babel-plugin-transform-regenerator, babel-preset-env
  • #9481 [preset-env] Don't use async-to-generator when already using regenerator. (@nicolo-ribaudo)
• babel-helpers, babel-plugin-transform-modules-commonjs, babel-preset-env
  • #10585 fix(babel‑helpers/interopRequireWildcard): Avoid double nullish check. (@ExE-Boss)
• babel-register
  • #10557 fix: disable caching when babel could not read/write cache. (@JLHwung)

:house: Internal

• babel-cli, babel-node
  • #10619 chore: remove output-file-sync dependency. (@JLHwung)
• babel-register
  • #10614 chore: bump source-map-support to 0.5.14. (@JLHwung)
• babel-helper-create-regexp-features-plugin, babel-plugin-proposal-unicode-property-regex, babel-plugin-transform-dotall-regex, babel-plugin-transform-named-capturing-groups-regex, babel-plugin-transform-unicode-regex, babel-preset-env
  • #10447 Merge multiple regex transform plugin. (@JLHwung)
• babel-preset-env
  • #10612 chore: update web.immediate support fixtures. (@JLHwung)
• babel-helper-module-imports
  • #10608 Use .find instead of .filter to get targetPath in ImportInjector. (@Andarist)
• Other
  • #10600 Test node@13 on circle. (@existentialism)
  • #10593 chore: replace outdated travis-ci.org badges [ci skip]. (@JLHwung)
  • #10591 chore: test against Node.js 13. (@JLHwung)
  • #10556 Add master branch workflow for test262 tests. (@jbhoosreddy)
• babel-runtime
  • #10418 docs: add homepage link. (@DanArthurGallagher)
• babel-helper-annotate-as-pure, babel-helper-bindify-decorators, babel-helper-builder-binary-assignment-operator-visitor, babel-helper-builder-react-jsx, babel-helper-call-delegate, babel-helper-define-map, babel-helper-explode-assignable-expression, babel-helper-explode-class, babel-helper-function-name, babel-helper-get-function-arity, babel-helper-hoist-variables, babel-helper-member-expression-to-functions, babel-helper-module-imports, babel-helper-module-transforms, babel-helper-optimise-call-expression, babel-helper-remap-async-to-generator, babel-helper-replace-supers, babel-helper-simple-access, babel-helper-split-export-declaration, babel-helper-wrap-function, babel-helpers, babel-template
  • #10568 Bump babel-types to ^7.6.3. (@JLHwung)

:running_woman: Performance

• babel-traverse
  • #10480 Traverse performance. (@JLHwung)

Committers: 28

• Alejandro Sánchez (alejo90)
• Bogdan Chadkin (TrySound)
• Brian Ng (existentialism)
• Chris Garrett (pzuraq)
• Daniel Arthur Gallagher (DanArthurGallagher)
• Devon Govett (devongovett)
• Eugene Myunster (t0lkman)
• ExE Boss (ExE-Boss)
• George Zahariev (gkz)
• Georgii Dolzhykov (thorn0)
• Gerald (gera2ld)
• Huáng Jùnliàng (JLHwung)
• Ivan Medina (ivandevp)
• Jaideep Bhoosreddy (jbhoosreddy)
• Linus Unnebäck (LinusU)
• Martin Forsgren (dentrado)
• Mateusz Burzyński (Andarist)
• Matthew Whitworth (mwhitworth)
• Micah Zoltu (MicahZoltu)
• Mohammad Ahmadi (m-ahmadi)
• Nicolò Ribaudo (nicolo-ribaudo)
• Simen Bekkhus (SimenB)
• Tan Li Hau (tanhauhau)
• Vivek Nayyar (vivek12345)
• gr (gonzarodriguezt)
• piotr (pnowak)
• samuel kwok (samMeow)
• 彭驰 (chris-peng-1244)