code: function addBuiltinPlugin(pluginName, appType, plugins, insertAtTop) {
      let pluginInfo = BUILTIN_PLUGINS[pluginName];
      if (typeof pluginInfo === 'object') {
          pluginInfo = pluginInfo[appType] || pluginInfo.default;
      }
      pluginInfo = normalizeViewPlugins([pluginInfo], appType)[0];
  
      let plugin = Array.isArray(pluginInfo) ? pluginInfo[0] : pluginInfo;
      let hasBuiltinPlugin = plugins.some(
          item => (plugin === (Array.isArray(item) ? item[0] : item))
      );
      if (!hasBuiltinPlugin) {
          plugins[insertAtTop ? 'unshift' : 'push'](pluginInfo);
      }
  }
docs: Add ref plugin
  
  @inner
  @param {string} pluginName the builtin plugin name to add
  @param {string} appType the app type to transform
  @param {Array.<Object>} plugins the existed plugins
  @param {boolean=} insertAtTop whether insert the added plugin at the first position