@babel/highlight

:eyeglasses: Spec Compliance

• babel-parser

  • Disallow "let" as name at lexical bindings (@g-plane)

:rocket: New Feature

• babel-parser

  • BigInt type for Flow (@tanhauhau)

  • Implement f# pipeline in parser (@mAAdhaTTah)

  • [legacy decorators] Allow decorating generator methods (@nicolo-ribaudo)

  • [@babel/parser] Add "allowUndeclaredExports" option (@nicolo-ribaudo)

• babel-plugin-proposal-dynamic-import, babel-preset-env-standalone, babel-preset-env

  • Add @babel/plugin-proposal-dynamic-import to @babel/preset-env (@nicolo-ribaudo)

• babel-plugin-proposal-dynamic-import, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs

  • Create @babel/plugin-proposal-dynamic-import (@nicolo-ribaudo)

• babel-plugin-proposal-pipeline-operator, babel-plugin-syntax-pipeline-operator

  • Transform for F# Pipeline (@thiagoarrais)

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

  • Implement TypeScript namespace support (@Wolvereness)

:bug: Bug Fix

• babel-plugin-proposal-do-expressions, babel-traverse

  • fix await and yield for do expression (@tanhauhau)

• babel-helpers, babel-plugin-transform-react-constant-elements

  • Added es3 backward compatibility for react helper code (@sormy)

• babel-preset-env

  • Bump compat-table and updating preset-env mappings (@existentialism)

  • Allow defaults query in preset-env (@existentialism)

• babel-parser

  • fix import typeof in declare module (@tanhauhau)

  • flow - allow type parameter defaults in function declarations (@tanhauhau)

• babel-types

  • fix exportKind declaration in babel-types (@zxbodya)

• babel-node

  • Prevents exception on PnP (@arcanis)

• babel-generator

  • Fix printer for explicitly inexact Flow types (@mrtnzlml)

• babel-plugin-transform-typescript

  • Use scope for typescript export removals (@Wolvereness)

  • fix(typescript): erase default export if exporting a TS type (@airato)

• babel-helper-create-class-features-plugin, babel-plugin-proposal-class-properties, babel-traverse

  • Fixed computed keys for class expression (@tanhauhau)

• babel-helpers, babel-plugin-proposal-object-rest-spread, babel-preset-env

  • Retry to fix object spread helper compatibility (@saschanaz)

• babel-plugin-transform-destructuring

  • fix destructuring rest with template literal (@tanhauhau)

• babel-helper-create-class-features-plugin, babel-plugin-transform-typescript

  • Use injectInitialization to generate ts parameter properties (@nicolo-ribaudo)

:nail_care: Polish

• babel-core

  • Fix incorrect usage of $o instead of %o in debug (@ChlorideCull)

• babel-helpers

  • Simplify the helpers for classPrivateField{Get,Set} (@arv)

• babel-plugin-transform-typescript

  • Refactor isImportTypeOnly helper function (@Andarist)

:memo: Documentation

• babel-plugin-proposal-partial-application, babel-plugin-syntax-partial-application

  • docs: update readmes (@xtuc)