his-answer/src/main.js

// The Vue build version to load with the `import` command
// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
import Vue from 'vue'
import App from './App'
import router from './router'
import store from './store'
import http from '@/utils/http/init';
import blRule from '@/utils/blRule';
import vant, { Toast } from 'vant'
import 'vant/lib/index.css';

// Date 扩展插件
import 'datejs'

import './assets/css/base.scss';
import './assets/css/ui.scss';

// 自定义指令
import '@/directive/blMobile'

Vue.mixin({
  data() {
    let route = this.$route || {}
    return {
      vueRouteName: route.name
    }
  },
  watch: {
    $route(to, from) {
      if (to.name === this.vueRouteName) {
        this.vueWatchRoute && this.vueWatchRoute(to, from)
      }
    }
  },
  created () {
    if ('TITLE' in this) {
      this.$store.commit('SET_HEADER_TITLE', this.TITLE)
    }
  }
})

Vue.use(vant);
Vue.use(http);
Vue.use(blRule);

Vue.config.productionTip = false

// Toast 多个Toast
Toast.allowMultiple()
// 将所有 Toast 的展示时长设置为 2000 毫秒
Toast.setDefaultOptions({ duration: 3000 });
Toast.setDefaultOptions('loading', { forbidClick: true });

/* eslint-disable no-new */
new Vue({
  el: '#app',
  router,
  store,
  components: { App },
  template: '<App/>'
})