@langri-sha/babel-test

Provides convenience helpers for inspecting and testing your Babel preset.

Features

• load Babel presets with options, and produce a serializable, cross-platform output of all the loaded plugins and their settings

Usage

Install related dependencies:

npm install -D @babel/core @langri-sha/babel-test

Then load the preset plugins:

// Load preset plugins.
await loadPresetPlugins(
  // Set Babel API environment.
  'development',
  [
    // Preset to load.
    '@babel/preset-env',
    // Configure related preset options.
    { test: 'TEST_OPTIONS' },
  ]
)

/*
[
  [
    "<WORKSPACE>/node_modules/@babel/preset-env/index.js",
    {
      "foobar": "quuxnorf",
    },
  ],
]