code: function parseDependencies (source, root) {
    var dependencies = []
    var match = null
    while ((match = configCommentRegex.exec(source))) {
      var option = match[1]
      var value = match[2]
      switch (option) {
        case 'dependency':
        case 'dependencies':
          pushAll(dependencies, parseDependenciesList(root, value))
          break
        default:
          console.warn(
            'WARNING: Unrecognized configuration command ' +
            '"rails-erb-loader-' + option + '". Comment ignored.'
          )
      }
    }
    return dependencies
  }
docs: /* Update config object in place with comments from file