text: /*!
   * Lunr languages, `Vietnamese` language
   * https://github.com/MihaiValentin/lunr-languages
   *
   * Copyright 2017, Keerati Thiwanruk
   * http://www.mozilla.org/MPL/
   */
  /*!
   * based on
   * Snowball JavaScript Library v0.3
   * http://code.google.com/p/urim/
   * http://snowball.tartarus.org/
   *
   * Copyright 2010, Oleg Mazko
   * http://www.mozilla.org/MPL/
   */
  
  /**
   * export the module via AMD, CommonJS or as a browser global
   * Export code from https://github.com/umdjs/umd/blob/master/returnExports.js
   */
  ;
  (function(root, factory) {
    if (typeof define === 'function' && define.amd) {
      // AMD. Register as an anonymous module.
      define(factory)
    } else if (typeof exports === 'object') {
      /**
       * Node. Does not work with strict CommonJS, but
       * only CommonJS-like environments that support module.exports,
       * like Node.
       */
      module.exports = factory()
    } else {
      // Browser globals (root is window)
      factory()(root.lunr);
    }
  }(this, function() {
    /**
     * Just return a value to define the module export.
     * This example returns an object, but the module
     * can return a function as the exported value.
     */
    return function(lunr) {
      /* throw error if lunr is not yet included */
      if ('undefined' === typeof lunr) {
        throw new Error('Lunr is not present. Please include / require Lunr before this script.');
      }
  
      /* throw error if lunr stemmer support is not yet included */
      if ('undefined' === typeof lunr.stemmerSupport) {
        throw new Error('Lunr stemmer support is not present. Please include / require Lunr stemmer support before this script.');
      }
  
      /* register specific locale function */
      lunr.vi = function() {
        this.pipeline.reset();
        this.pipeline.add(
          lunr.vi.stopWordFilter,
          lunr.vi.trimmer
        );
      };
  
      /* lunr trimmer function */
      lunr.vi.wordCharacters = "[" +
        "A-Za-z" +
        "\u0300\u0350" + // dấu huyền
        "\u0301\u0351" + // dấu sắc
        "\u0309" + // dấu hỏi
        "\u0323" + // dấu nặng
        "\u0303\u0343" + // dấu ngã
        "\u00C2\u00E2" + // Â
        "\u00CA\u00EA" + // Ê
        "\u00D4\u00F4" + // Ô
        "\u0102-\u0103" + // Ă
        "\u0110-\u0111" + // Đ
        "\u01A0-\u01A1" + // Ơ
        "\u01AF-\u01B0" + // Ư
        "]";
      lunr.vi.trimmer = lunr.trimmerSupport.generateTrimmer(lunr.vi.wordCharacters);
      lunr.Pipeline.registerFunction(lunr.vi.trimmer, 'trimmer-vi');
      lunr.vi.stopWordFilter = lunr.generateStopWordFilter('là cái nhưng mà'.split(' '));
    };
  }))