code: function join() {
    const components = _.isArray(arguments[0]) ? arguments[0] : _.toArray(arguments);
    return path.join.apply(null, components).replace(/(.+)\/+$/, '$1');
  }
docs: Get a path from a group of elements
  @function $file~join
  @param {string[]|...string} components - Components of the path
  @returns {string} - The path
  @example
  // Get a path from an array
  $file.join(['/foo', 'bar', 'sample'])
  // => '/foo/bar/sample'
  @example
  // Join the application installation directory with the 'conf' folder
  $file.join($app.installdir, 'conf')
  // => '/opt/bitnami/mysql/conf'