text: // Copyright 2014-21 Volker Sorge
  //
  // 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.
  
  
  /**
   * @fileoverview Variables for sre.
   *
   * @author volker.sorge@gmail.com (Volker Sorge)
   */
  goog.provide('sre.Variables');
  
  
  
  /**
   * @constructor
   */
  sre.Variables = function() {};
  
  
  /**
   * SRE version.
   * @const
   * @type {string}
   */
  sre.Variables.VERSION = '3.3.3';
  
  
  /**
   * List of locales to load.
   * @const
   * @type {!Array.<string>}
   */
  sre.Variables.LOCALES = ['en', 'de', 'fr', 'es', 'hi', 'it', 'nemeth'];
  
  
  /**
   * MathJax version. This is useful for paths depending on MathJax distribution.
   * @const
   * @type {string}
   */
  sre.Variables.mathjaxVersion = '3.0.0';
  
  
  /**
   * The URL for SRE resources.
   * @const
   * @type {string}
   */
  sre.Variables.url = 'https://cdn.jsdelivr.net/npm/speech-rule-engine@' +
      sre.Variables.VERSION + '/lib/mathmaps';
  
  
  /**
   * Path to Xpath library file.
   * @const
   * @type {string}
   */
  sre.Variables.WGXpath =
      'https://cdn.jsdelivr.net/npm/wicked-good-xpath@1.3.0/dist/wgxpath.install.js';
  
  
  