text: var fs = require('fs');
  var save = require('file-save');
  var resolve = require('path').resolve;
  var basename = require('path').basename;
  var localePath = resolve(__dirname, '../../src/locale/lang');
  var fileList = fs.readdirSync(localePath);
  
  var transform = function(filename, name, cb) {
    require('babel-core').transformFile(resolve(localePath, filename), {
      plugins: [
        'add-module-exports',
        ['transform-es2015-modules-umd', {loose: true}]
      ],
      moduleId: name
    }, cb);
  };
  
  fileList
    .filter(function(file) {
      return /\.js$/.test(file);
    })
    .forEach(function(file) {
      var name = basename(file, '.js');
  
      transform(file, name, function(err, result) {
        if (err) {
          console.error(err);
        } else {
          var code = result.code;
  
          code = code
            .replace('define(\'', 'define(\'element/locale/')
            .replace('global.', 'global.ELEMENT.lang = global.ELEMENT.lang || {}; \n    global.ELEMENT.lang.');
          save(resolve(__dirname, '../../dist/umd/locale', file)).write(code);
  
          console.log(file);
        }
      });
    });
  