Warning, the following targets are using a decimal version:

  node: 7.4

We recommend using a string for minor/patch versions to avoid numbers like 6.10
getting parsed as 6.1, which can lead to unexpected behavior.

@babel/preset-env: `DEBUG` option

Using targets:
{
  "firefox": "52",
  "node": "7.4"
}

Using modules transform: auto

Using plugins:
  proposal-numeric-separator { "firefox":"52", "node":"7.4" }
  proposal-logical-assignment-operators { "firefox":"52", "node":"7.4" }
  proposal-nullish-coalescing-operator { "firefox":"52", "node":"7.4" }
  proposal-optional-chaining { "firefox":"52", "node":"7.4" }
  proposal-json-strings { "firefox":"52", "node":"7.4" }
  proposal-optional-catch-binding { "firefox":"52", "node":"7.4" }
  proposal-async-generator-functions { "firefox":"52", "node":"7.4" }
  proposal-object-rest-spread { "firefox":"52", "node":"7.4" }
  transform-dotall-regex { "firefox":"52", "node":"7.4" }
  proposal-unicode-property-regex { "firefox":"52", "node":"7.4" }
  transform-named-capturing-groups-regex { "firefox":"52", "node":"7.4" }
  transform-literals { "firefox":"52" }
  transform-function-name { "firefox":"52" }
  transform-for-of { "firefox":"52" }
  transform-unicode-escapes { "firefox":"52" }
  transform-destructuring { "firefox":"52" }
  proposal-export-namespace-from { "firefox":"52", "node":"7.4" }
  transform-modules-commonjs { "firefox":"52", "node":"7.4" }
  proposal-dynamic-import { "firefox":"52", "node":"7.4" }

Using polyfills: No polyfills were added, since the `useBuiltIns` option was not set.
