text: var wxmlTransformer = require('wxml-transformer');
  
  var options = {
      mapping: {
          block: 'template',
          page: 'wxa-page',
          view: 'wxa-view',
          'scroll-view': 'wxa-scroll-view',
          swiper: 'wxa-swiper',
          'swiper-item': 'wxa-swiper-item',
          'movable-view': 'wxa-movable-view',
          icon: 'wxa-icon',
          text: 'wxa-text',
          progress: 'wxa-progress',
          button: 'wxa-button',
          'checkbox-group': 'wxa-checkbox-group',
          checkbox: 'wxa-checkbox',
          form: 'wxa-form',
          input: 'wxa-input',
          label: 'wxa-label',
          picker: 'wxa-picker',
          'picker-view': 'wxa-picker-view',
          radio: 'wxa-radio',
          slider: 'wxa-slider',
          switch: 'wxa-switch',
          textarea: 'wxa-textarea',
          audio: 'wxa-audio',
          image: 'wxa-image',
          video: 'wxa-video',
          map: 'wxa-map',
          canvas: 'wxa-canvas',
          'contact-button': 'wxa-contact-button'
      }
  };