@babel/runtime-corejs2

Thanks @martinez-hugo and @odinho for your first pull requests!

:eyeglasses: Spec Compliance

• babel-generator, babel-parser, babel-types

  • Remove TSPropertySignature.initializer (@fisker)

• babel-helpers, babel-plugin-proposal-decorators, babel-plugin-transform-class-properties, babel-plugin-transform-class-static-block, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-types

  • Apply toPropertyKey on decorator context name (@JLHwung)

:bug: Bug Fix

• babel-generator

  • fix: Correctly indenting when retainLines is enabled (@liuxingbaoyu)

• babel-helpers, babel-plugin-proposal-explicit-resource-management

  • using: Allow looking up Symbol.dispose on a function (@odinho)

• babel-plugin-proposal-decorators, babel-plugin-transform-class-properties

  • Ensure the [[@@toPrimitive]] call of a decorated class member key is invoked once (@JLHwung)

  • Support named evaluation for decorated anonymous class exp (@JLHwung)

• babel-plugin-transform-for-of, babel-preset-env

  • fix: for of with iterableIsArray and shadowing variable (@liuxingbaoyu)

• babel-helpers, babel-plugin-proposal-decorators, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime

  • Set function name for decorated private non-field elements (@JLHwung)

• babel-plugin-transform-typescript

  • Fix references to enum values with merging (@nicolo-ribaudo)

:microscope: Output optimization

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

  • Reuse computed key memoiser (@JLHwung)

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

  • Optimize decorator helper size (@liuxingbaoyu)