naive-ui/demo/index.js

import Vue from 'vue/dist/vue'
import VueRouter from 'vue-router'
import '../styles/index.scss'
import Demo from './demo.vue'
import Card from 'packages/common/Card'
import Icon from 'packages/common/Icon'
import SideMenu from 'packages/nimbus/SideMenu'
import Layout from 'packages/nimbus/Layout'

import sideMenuDemo from './components/sideMenuDemo'

Vue.use(VueRouter)

Card.install(Vue)
Icon.install(Vue)
SideMenu.install(Vue)
Layout.install(Vue)

const routes = [
  { path: '/sidemenu', component: sideMenuDemo }
]

const router = new VueRouter({
  routes
})



;(new Vue({
  router
})).$mount('#app')

console.log('...')