text: 'use strict';
  var PinyinHelper = require('./lib/PinyinHelper');
  var ChineseHelper = require('./lib/ChineseHelper');
  var PinyinFormat = require('./lib/PinyinHelper');
  
  ;(function(){
      global.PinyinHelper = PinyinHelper.PinyinHelper;
      global.ChineseHelper = ChineseHelper.ChineseHelper;
      global.PinyinFormat = PinyinFormat.PinyinFormat;
  })();
  
  