declare namespace ext {
  /** Ajax request
   * @fires success
   * @fires error
   * @param {*} options
   *  @param {string} options.auth Authorisation as btoa("username:password");
   *  @param {string} options.dataType The type of data that you're expecting back from the server, default JSON
   */
  function Ajax(options: {
    auth: string;
    dataType: string;
  }): void;

  /** Vanilla JS helper to manipulate DOM without jQuery
   * @see https://github.com/nefe/You-Dont-Need-jQuery
   * @see https://plainjs.com/javascript/
   * @see http://youmightnotneedjquery.com/
   */
  var element: any
}