const Mock = require('./mock/index.js');
module.exports = {
 chainWebpack: (config) => {  
  config.resolve.alias
  .set( '@',resolve(__dirname, '/'))//设置@为src目录的别名)
 },
 css: {
  ....
  }

 },
 devServer: {
  contentBase: path.join(__dirname, 'mock'),
  compress: true,
  port: 8080,
  overlay: {
   warnings: false,
   errors: true
  },
  before(app){
   Mock(app)
  }
}
};

const addressesMock = require('./addresses');
const attendanceMock = require('./attendance');
const attendanceListMock = require('./attendance-list');
....
function Mock(app) {
 addressesMock(app)
 attendanceMock(app)
 attendanceListMock(app)
 .....
}

module.exports = Mock;

var Mockjs = require('mockjs')
const { Random }= Mockjs;
const phonePrefix = ['132', '135', '189']
const index = Math.floor(Math.random() * phonePrefix.length)
var phone = phonePrefix[index] + Mockjs.mock(/\d{8}/)
const addressesMock = function (app) {
  app.get('/api3/addresses', function(req, res) {
   var data = Mockjs.mock({
    // 属性 list 的值是一个数组，其中元素的数量从 1 到 10 个都有可能，随机
    'list|1-10': [{
     'id|+1': 0,
     "accept_name": Random.cname(),
     "mobile": phone,
     "province_name": Random.province(),
     "area": Mockjs.mock(/\d{6}/),
     "city": Mockjs.mock(/\d{6}/),
     "sex": parseInt(Random.boolean()),
     "district": {
      "districts": Random.province()+Random.city()+Random.county(),
      "area": Random.county(),
      "city": Random.city(),
      "province": Random.province()
     },
     "street": "有一间公寓八栋",
     "inner": false,
     "lat": "",
     "door_number": "AB1234",
     "is_default": parseInt(Random.boolean()),
     "province": Mockjs.mock(/\d{6}/),
     "area_name":Random.county(),
     "city_name": Random.city(),
     "poiname": ""
    }]
   })
   res.json(data);
  })
 }
 
module.exports = addressesMock;

this.$ajax.get('/api3/addresses').then(res => { // 调用接口
      })