@babel/generator

:bug: Bug Fix

• babel-plugin-proposal-object-rest-spread, babel-plugin-transform-parameters

  • Correctly transpile when default parameter initializer references binding in rest pattern (@vedantroy)

• babel-traverse

  • Fixed generateUid creating clashing ids after scope re-crawling (@Andarist)

  • Fixed issue with programPath.scope.references not being registered back correctly after scope re-crawling (@Andarist)

• babel-plugin-transform-destructuring

  • fix Incorrect destructuring compilation of for (let [[x] = [1]] =… (@Zzzen)

• babel-preset-env

  • Fixed useBuiltIns and modules validation when using 'false' as option (@JMarkoski)

• babel-plugin-transform-classes

  • Fix createSuper in Babel <7.5.5 (@nicolo-ribaudo)

• babel-helper-function-name, babel-plugin-transform-function-name

  • fix: do not add function name when parent's operator is not = (@JLHwung)

• babel-helper-builder-react-jsx-experimental, babel-plugin-transform-react-jsx

  • fix auto import error with whitespace JSXText (@lunaruan)

• babel-types

  • fix: allow logical assignment operators in AssignmentExpression (@JLHwung)

• babel-plugin-transform-parameters

  • Set correct async/generator in IIFE for params (@nicolo-ribaudo)

• babel-helper-create-class-features-plugin

  • Ignore abstract methods when decorating class (@oliverdunk)

:nail_care: Polish

• babel-plugin-transform-parameters

  • Don't check type annotations when deciding params scope (@nicolo-ribaudo)

• babel-traverse

  • Simplify scope.hasReferences implementation (@Andarist)

• babel-plugin-proposal-class-properties, babel-plugin-proposal-decorators, babel-plugin-transform-classes, babel-plugin-transform-parameters, babel-plugin-transform-runtime, babel-plugin-transform-typescript, babel-preset-env

  • Don't call createSuper in loose mode (it was unused) (@nicolo-ribaudo)

• babel-generator

  • polish: align optional chain whitespace behavior to their sibiling (@JLHwung)

:house: Internal

• Fix e2e publish test when branching from an older version (@nicolo-ribaudo)