Prepends given comment to the beginning of babelified code.

npm install @comandeer/babel-plugin-banner [--save-dev]

{
  "presets": ["es2015"],
  "plugins": [
    ["@comandeer/babel-plugin-banner", {
      "banner": "/*! Some nice comment */"
    }]
  ]
}

Available options:

• banner: content of the banner comment; must be a valid JS comment.

See LICENSE file for details.