Webpack配置Vue热更新

需要的包

cnpm i vue webpack webpack-cli webpack-dev-server html-webpack-plugin clean-webpack-plugin style-loader css-loader vue-loader vue-style-loader vue-template-compiler -D

npm i vue webpack webpack-cli webpack-dev-server html-webpack-plugin clean-webpack-plugin style-loader css-loader vue-loader vue-style-loader vue-template-compiler -D

Webpack.config.js配置

const path = require('path');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const {CleanWebpackPlugin} = require('clean-webpack-plugin');
const VueLoaderPlugin=require('vue-loader/lib/plugin');

module.exports = {
  entry: {
    app: './src/index.js'
  },
  devtool: 'inline-source-map',
  devServer: {
    contentBase: './dist',
    hot: true,
    port: 8686,
    historyApiFallback: true
  },
  plugins: [
    new CleanWebpackPlugin(),
    new HtmlWebpackPlugin({
      template: './src/index.template.html'
    }),
    new webpack.HotModuleReplacementPlugin(),
    new VueLoaderPlugin()
  ],
  output: {
    filename: '[name].bundle.js',
    path: path.resolve(__dirname, 'dist'),
  },
  module: {
    rules: [
      {
        test: /\.vue$/,
        exclude: /node_modules/,
        loader: 'vue-loader'
      },
      {
        test: /\.css$/,
        loader: ['vue-style-loader', 'style-loader', 'css-loader']
      }
    ]
  }
};

index.js

import Vue from 'vue';
import App from './app.vue';
import './assets/index.css';

Vue.config.productionTip = false;

new Vue({
  render: h => h(App)
}).$mount('#root');

app.vue

<template>
  <div id="app">
    Vue
  </div>
</template>

<script>
  export default {
    name: "app"
  }
</script>

<style scoped>
  #app {
    height: 100vh;
    background-color: antiquewhite;
  }
</style>