@babel/compat-data

:bug: Bug Fix

• babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators

  • Fix decorated class computed keys ordering (@JLHwung)

  • Fix decorated class static field private access (@JLHwung)

• babel-plugin-proposal-decorators, babel-plugin-proposal-json-modules, babel-plugin-transform-async-generator-functions, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env

  • Respect moduleName for @babel/runtime/regenerator imports (@nicolo-ribaudo)

• babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-class-properties

  • Fix decorator memoiser binding kind (@JLHwung)

• babel-helper-create-class-features-plugin, babel-helper-replace-supers, babel-plugin-proposal-decorators, babel-plugin-transform-class-properties

  • Fix decorator evaluation private environment (@JLHwung)

:house: Internal

• babel-code-frame, babel-highlight

  • Replace chalk with picocolors (@nicolo-ribaudo)

• babel-helper-fixtures, babel-helpers, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-unicode-sets-regex, babel-preset-env, babel-preset-flow

  • Run Babel transform tests on old node if possible (@JLHwung)

• babel-helper-module-imports, babel-plugin-proposal-import-wasm-source, babel-plugin-proposal-json-modules, babel-plugin-proposal-record-and-tuple, babel-plugin-transform-react-jsx-development, babel-plugin-transform-react-jsx

  • Support merging imports in import injector (@nicolo-ribaudo)

• Other

  • Test Babel 7 plugins compatibility with Babel 8 core (@nicolo-ribaudo)

:microscope: Output optimization

• babel-helper-replace-supers, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-parameters, babel-plugin-transform-runtime

  • Optimize the use of assertThisInitialized after super() (@liuxingbaoyu)

• babel-plugin-transform-class-properties, babel-plugin-transform-classes

  • Use simpler assertThisInitialized more often (@liuxingbaoyu)

• babel-plugin-proposal-decorators, babel-plugin-transform-class-properties, babel-plugin-transform-object-rest-spread, babel-traverse

  • Consider well-known and registered symbols as literals (@nicolo-ribaudo)

• babel-core, babel-plugin-external-helpers, babel-plugin-proposal-decorators, babel-plugin-proposal-function-bind, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-flow-comments, babel-plugin-transform-flow-strip-types, babel-plugin-transform-function-name, babel-plugin-transform-modules-systemjs, babel-plugin-transform-parameters, babel-plugin-transform-private-property-in-object, babel-plugin-transform-react-jsx, babel-plugin-transform-runtime, babel-plugin-transform-spread, babel-plugin-transform-typescript, babel-preset-env

  • Reduce the use of class names (@liuxingbaoyu)