@babel/runtime-corejs2

Thanks @cha0s, @dev-itsheng, @green1052, @jlennox and @Yokubjon-J for your first PRs!

:eyeglasses: Spec Compliance

• babel-generator, babel-parser

  • [tsx] raise error on single arrow type argument without comma (@ozanhonamlioglu)

:bug: Bug Fix

• babel-helper-compilation-targets

  • Avoid resolveTargets call if browsers is an empty array (@dev-itsheng)

• babel-helper-module-transforms, babel-helper-simple-access, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-umd

  • Fix update expression for exported bigints (@magic-akari)

• babel-parser

  • Allow variable and function with the same name in static blocks (@Yokubjon-J)

  • Remove length restriction from JSX entities, and ignore Object.prototype (@nicolo-ribaudo)

  • fix(ts): skip func-type param start on parsing (@JLHwung)

• babel-helpers, babel-plugin-proposal-decorators

  • Fix static/proto initializers when there aren't class fields (@JLHwung)

  • fix: push newClass only when class is decorated (@JLHwung)

• babel-generator

  • Fix import type/typeof printing with no specifiers (@The-x-Theorist)

• babel-helper-module-transforms, babel-plugin-transform-modules-commonjs

  • Fix duplicate exports initialization with many exports (@JasinYip)

• babel-helper-member-expression-to-functions, babel-plugin-proposal-class-properties, babel-plugin-proposal-private-methods, babel-plugin-transform-classes, babel-plugin-transform-object-super

  • fix: support bigints in update expressions for private fields (@magic-akari)

• babel-register

  • Fix babel register cache invalidation (@cha0s)

:nail_care: Polish

• babel-parser

  • Report single error for invalid num seps in unicode escapes (@nicolo-ribaudo)

:house: Internal

• babel-generator, babel-parser

  • Type-safe ParseErrors (@tolmasky)

• babel-plugin-transform-destructuring

  • Improve transform-destructuring typings (@JLHwung)

• Other

  • Convert ESLint plugins to CommonJS (@nicolo-ribaudo)