webpack4,配置多页应用后,热更新失效

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贴上代码,文件名:webpack.base.config.js

'use strict'
const path = require('path')
const utils = require('./utils')
const config = require('../config')
const {
  VueLoaderPlugin
} = require('vue-loader')
const htmlWebpackPlugin = require('html-webpack-plugin')
const vueLoaderConfig = require('./vue-loader.conf')

function resolve(dir) {
  return path.join(__dirname, '..', dir)
}

const createLintingRule = () => ({
  test: /\.(js|vue)$/,
  loader: 'eslint-loader',
  enforce: 'pre',
  include: [resolve('src'), resolve('test')],
  options: {
    formatter: require('eslint-friendly-formatter'),
    emitWarning: !config.dev.showEslintErrorsInOverlay
  }
})

module.exports = {
  context: path.resolve(__dirname, '../'),
  entry: {
    app: './src/main.js',
    //改了这里
    resume: './src/views/resume/main.js'
  },
  output: {
    path: config.build.assetsRoot,
    filename: 'js/[name].js',
    publicPath: process.env.NODE_ENV === 'production' ?
      config.build.assetsPublicPath : config.dev.assetsPublicPath
  },
  resolve: {
    extensions: ['.js', '.vue', '.json'],
    alias: {
      '@': resolve('src')
    }
  },
  module: {
    rules: [
      ...(config.dev.useEslint ? [createLintingRule()] : []),
      {
        test: /\.vue$/,
        loader: 'vue-loader',
        options: vueLoaderConfig
      },
      {
        test: /\.js$/,
        loader: 'babel-loader',
        include: [
          resolve('src'),
          resolve('test'),
          resolve('mock'),
          resolve('node_modules/webpack-dev-server/client')
        ]
      },
      {
        test: /\.svg$/,
        loader: 'svg-sprite-loader',
        include: [resolve('src/icons')],
        options: {
          symbolId: 'icon-[name]'
        }
      },
      {
        test: /\.(png|jpe?g|gif|svg)(\?.*)?$/,
        loader: 'url-loader',
        exclude: [resolve('src/icons')],
        options: {
          limit: 10000,
          name: utils.assetsPath('img/[name].[hash:7].[ext]')
        }
      },
      {
        test: /\.(mp4|webm|ogg|mp3|wav|flac|aac)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: utils.assetsPath('media/[name].[hash:7].[ext]')
        }
      },
      {
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: utils.assetsPath('fonts/[name].[hash:7].[ext]')
        }
      }
    ]
  },
  plugins: [new VueLoaderPlugin(),
    //改了这里
    new htmlWebpackPlugin({
      filename: "index.html",
      title: "page1",
      chunks: ['app'], // 按需引入对应名字的js文件
      template: "./index.html"
    }),
    new htmlWebpackPlugin({
      chunks: ['resume'],
      filename: "resume.html",
      title: "page2",
      template: "./resume.html"
    })
  ],
  node: {
    // prevent webpack from injecting useless setImmediate polyfill because Vue
    // source contains it (although only uses it if it's native).
    setImmediate: false,
    // prevent webpack from injecting mocks to Node native modules
    // that does not make sense for the client
    dgram: 'empty',
    fs: 'empty',
    net: 'empty',
    tls: 'empty',
    child_process: 'empty'
  },

}
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控制台报错:

表示热更新失效,试了网上各种方法,没有成功,不知错误何在?

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