[youzan/vant]nuxt中引用Toast，刷新时报错

在nuxt中，引用Toast，服务端渲染报错

vant插件代码 plugins/vant

import Vue from 'vue';

import { Checkbox, Button, Dialog, Popup, Toast } from 'vant';

Vue.use(Checkbox);
Vue.use(Button);
Vue.use(Dialog);
Vue.use(Popup);
Vue.use(Toast);

页面组件代码 page:

import { Toast } from 'vant';

...

Toast.loading({
      message: '加载中...'
});

nuxt配置代码 nuxt.config.js：

  build: {
    vendor: ['vant'],
    babel: {
      plugins: ['transform-vue-jsx', ['component', {
          libraryName: 'vant',
          styleLibraryName: 'vant-css',
          style: true
        }]]
    },

  ...

  plugins: [ '~/plugins/vant'  ]