vue-reverse/examples/router/index.js

import Vue from 'vue'
import iView from 'iview'
import VueRouter from 'vue-router'
import routes from './routes'

Vue.use(VueRouter)

const router = new VueRouter({
  mode: 'history',
  routes,
})

router.beforeEach((to, from, next) => {
  iView.LoadingBar.start()
  next()
})

router.afterEach(() => {
  iView.LoadingBar.finish()
})

export default router