text: /**
   * Copyright 2017 The AMP HTML Authors. All Rights Reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS-IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  /**
   * Tries to decode a URI component, falling back to opt_fallback (or an empty
   * string)
   *
   * DO NOT import the function from this file. Instead, import
   * tryDecodeUriComponent from `src/url.js`.
   *
   * @param {string} component
   * @param {string=} fallback
   * @return {string}
   */
  export function tryDecodeUriComponent_(component, fallback = '') {
    try {
      return decodeURIComponent(component);
    } catch (e) {
      return fallback;
    }
  }
  