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 cookies from 'vue-cookies'
import hljs from 'highlight.js'
import {router, useRouter} from './router'
import importElementComponents from './importElement'
import importEchartsComponents from './importEchartsComponents'

// 路由
useRouter(Vue)

// 按需引入elementui
importElementComponents(Vue)

// 按需引入echarts
importEchartsComponents(Vue)

Vue.config.productionTip = false
Vue.use(cookies)

// Vue.use(hljs)
Vue.directive('highlight', function (el) {
    const blocks = el.querySelectorAll('pre code')
    blocks.forEach(block => {
        hljs.highlightBlock(block)
    })
})

Vue.prototype.$cookies = cookies

Vue.prototype.$cookies.set('user_session', 'null')

new Vue({
    el: '#app',
    router,
    components: { App },
    template: '<App/>'
})