/**
 * @license
 * Copyright (c) 2021 The Polymer Project Authors. All rights reserved. This
 * code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt The complete set of authors may be found
 * at http://polymer.github.io/AUTHORS.txt The complete set of contributors may
 * be found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by
 * Google as part of the polymer project is also subject to an additional IP
 * rights grant found at http://polymer.github.io/PATENTS.txt
 */

// When building externally, this file is always assumed to be a module, but by
// default it isn't when building internally, so we need this export statement.
export {};

declare global {
  interface Element {
    extends?: string;
    _element?: Element | null;
    __cssBuild?: string;
  }

  interface HTMLTemplateElement {
    _validating?: boolean;
    _prepared?: boolean;
    _domPrepared?: boolean;
    _content?: DocumentFragment | null;
    _gatheredStyle?: HTMLStyleElement | null;
    _style?: HTMLStyleElement | null;
  }
}