stdout.txt

@babel/preset-env: `DEBUG` option

Using targets:
{
  "chrome": "55"
}

Using modules transform: false

Using plugins:
  proposal-nullish-coalescing-operator { "chrome":"55" }
  proposal-optional-chaining { "chrome":"55" }
  proposal-json-strings { "chrome":"55" }
  proposal-optional-catch-binding { "chrome":"55" }
  transform-parameters {}
  proposal-async-generator-functions { "chrome":"55" }
  proposal-object-rest-spread { "chrome":"55" }
  transform-dotall-regex { "chrome":"55" }
  proposal-unicode-property-regex { "chrome":"55" }
  transform-named-capturing-groups-regex { "chrome":"55" }
  transform-async-to-generator {}
  transform-exponentiation-operator {}
  transform-template-literals {}
  transform-literals {}
  transform-function-name {}
  transform-arrow-functions {}
  transform-block-scoped-functions {}
  transform-classes {}
  transform-object-super {}
  transform-shorthand-properties {}
  transform-duplicate-keys {}
  transform-computed-properties {}
  transform-for-of {}
  transform-sticky-regex {}
  transform-unicode-regex {}
  transform-spread {}
  transform-destructuring {}
  transform-block-scoping {}
  transform-typeof-symbol {}
  transform-new-target {}
  transform-regenerator {}
  transform-member-expression-literals {}
  transform-property-literals {}
  transform-reserved-words {}
  syntax-dynamic-import { "chrome":"55" }

Using polyfills with `entry` option:

[<CWD>/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-force-all-transforms/input.mjs] Replaced @babel/polyfill entries with the following polyfills:
  es7.array.flat-map { "chrome":"55" }
  es6.array.sort { "chrome":"55" }
  es7.object.define-getter { "chrome":"55" }
  es7.object.define-setter { "chrome":"55" }
  es7.object.lookup-getter { "chrome":"55" }
  es7.object.lookup-setter { "chrome":"55" }
  es6.object.to-string { "chrome":"55" }
  es7.promise.finally { "chrome":"55" }
  es7.symbol.async-iterator { "chrome":"55" }
  es7.string.pad-start { "chrome":"55" }
  es7.string.pad-end { "chrome":"55" }
  es7.string.trim-left { "chrome":"55" }
  es7.string.trim-right { "chrome":"55" }
  web.timers { "chrome":"55" }
  web.immediate { "chrome":"55" }
  web.dom.iterable { "chrome":"55" }