搭建的一套vue打包方案，方便记录一下

package.json 配置如下：

{
  "name": "rise-vue",
  "version": "1.0.0",
  "description": "rise vue",
  "main": "index.js",
  "scripts": {
    "watch": "webpack --mode development --watch",
    "dev": "webpack --mode development",
    "build": "webpack --mode production",
    "server": "webpack-dev-server --mode development --inline"
  },
  "author": "Double",
  "license": "ISC",
  "dependencies": {
    "@nutui/nutui": "^2.1.1",
    "axios": "^0.18.0",
    "fastclick": "^1.0.6",
    "mint-ui": "^2.2.13",
    "mockjs": "^1.0.1-beta3",
    "qs": "^6.7.0",
    "vue": "^2.6.10",
    "vue-router": "^3.0.2",
    "vuex": "^3.1.0"
  },
  "devDependencies": {
    "@babel/core": "^7.4.5",
    "@babel/plugin-syntax-dynamic-import": "^7.2.0",
    "@babel/plugin-transform-runtime": "^7.4.4",
    "@babel/preset-env": "^7.4.5",
    "babel-loader": "^8.0.6",
    "clean-webpack-plugin": "^3.0.0",
    "css-loader": "^0.28.11",
    "cssnano": "^4.1.10",
    "file-loader": "^1.1.11",
    "html-loader": "^0.5.5",
    "html-webpack-plugin": "^3.2.0",
    "json-loader": "^0.5.7",
    "less": "^3.9.0",
    "less-loader": "^4.1.0",
    "mini-css-extract-plugin": "^0.4.5",
    "optimize-css-assets-webpack-plugin": "^5.0.1",
    "postcss-loader": "^2.1.6",
    "postcss-safe-parser": "^4.0.1",
    "url-loader": "^1.1.2",
    "vue-loader": "^15.7.0",
    "vue-style-loader": "^4.1.2",
    "vue-template-compiler": "^2.6.10",
    "webpack": "^4.29.6",
    "webpack-cli": "^3.3.0",
    "webpack-dev-server": "^3.7.1"
  }
}

webpack.config.js配置如下：

'use strict';

const path = require("path"),
    webpack = require('webpack'),
    { VueLoaderPlugin } = require("vue-loader"),
    MiniCssExtractPlugin = require("mini-css-extract-plugin"),
    HtmlWebpackPlugin = require("html-webpack-plugin"),
    { CleanWebpackPlugin } = require("clean-webpack-plugin"),
    OptimizeCssAssetsPlugin = require("optimize-css-assets-webpack-plugin");

function resolve (dir) {
    return path.resolve(__dirname, dir);
}
// 获取命令参数，命令写在package.json中
let args = process.argv;
// 确定目录
let dist = resolve('dist');

// 获取插件
let plugins = [
     // CSS提取 插件
     new MiniCssExtractPlugin({
        filename: "[name].[chunkhash].css",
        chunkFilename: "[id].[chunkhash].css"
    }),
    new OptimizeCssAssetsPlugin({
        assetNameRegExp: /[0-9a-zA-Z]+.css$/g,
        cssProcessor: require('cssnano'),
        cssProcessorPluginOptions: {
            preset: ['default', { 
                discardComments: { removeAll: true },
                // 避免 cssnano 重新计算 z-index
                safe: true,
                //cssnano通过移除注释、空白、重复规则、过时的浏览器前缀以及做出其他的优化来工作，一般能减少至少 50% 的大小
                 //cssnano 集成了autoprefixer的功能。会使用到autoprefixer进行无关前缀的清理。默认不兼容ios8，会去掉部分webkit前缀，比如flex
                 //所以这里选择关闭，使用postcss的autoprefixer功能
                normalizeUnicode: false,
                parser: require('postcss-safe-parser'),
                autoprefixer: false
            }],
        },
        canPrint: true
    }),
    new HtmlWebpackPlugin({
        template: './src/index.html',
        filename: 'buyOil.html',
        title: '选择油站',
        chunks: ['buyOil','vendors'],
        favicon:"./src/assets/favicon.ico",
        inject: true
    }),
    new HtmlWebpackPlugin({
        template: './src/index.html',
        filename: 'buyShop.html',
        title: '汽车免费保养',
        chunks: ['buyShop','vendors'],
        favicon:"./src/assets/favicon.ico",
        inject: true
    }),
    new VueLoaderPlugin(),
    new CleanWebpackPlugin()
];
if (!args.includes('--inline')) {
    plugins.push(new webpack.IgnorePlugin(//mock$/));
}

// webpack 配置
module.exports = {
    // 入口文件
    entry: {
        buyOil: './src/main/buyOil.js',
        buyShop: './src/main/buyShop.js',
    },
    // 输出
    output: {
        // 输出目录
        path: dist,
        //publicPath: '', 文件引用前缀
        // 输出文件名，[name]与入口文件同名
        filename: '[name]-[chunkhash].js'
    },
    resolve: {
        extensions: ['.js','.vue'], // require 文件时可省略后缀 .js .vue
        alias: {
            'vue': 'vue/dist/vue.js',  // 使用完整版的vue
            '@': resolve('src'),
            '@page': resolve('src/pages')
        }
    },
    module: {
        // 加载器配置
      rules: [
            {
                test: /.vue$/,
                loader: 'vue-loader'
            }, {
                // 目标文件
                test: /.css$/,
                use: [
                     // 使用这个插件，使得所有less 能被打入一个文件，而不是一个个style
                    MiniCssExtractPlugin.loader,
                    'css-loader', 'postcss-loader'                  
                ]
            }, {
                test: /.less$/,
                use: [
                    MiniCssExtractPlugin.loader,
                    'css-loader','postcss-loader','less-loader'
                ]
            }, {
               test: /.(js)$/,
                // 排除目标
                exclude: /(node_modules)/,
                loader: 'babel-loader',
                options: {
                    babelrc: false,
                    presets:["@babel/preset-env"],
                    plugins: [
                        "@babel/plugin-transform-runtime",
                        "@babel/plugin-syntax-dynamic-import" // 动态引入文件插件，否则js不能使用import()
                    ]
                }
            }, {
                test: /.(png|jpg|jpeg|gif|webp|svg)$/,
                // 小于 8k的图片，输出为base64 dataurl
                loader: 'url-loader?name=assets/images/[name].[hash:8].[ext]&limit=8192'
            }, {
                test: /.(ttf|otf|woff|eot)$/,
                // 字体转 dataurl
                loader: 'url-loader?name=assets/fonts/[name].[hash:8].[ext]&limit=1024'
            }, {
                test: /.json$/,
                loader: 'json-loader'
            }
      ]
    },
    optimization: {
      // 模块拆分提取规则
      splitChunks: {
        /* 同时满足以下条件才拆分成单独文件 */
        chunks: 'async', // 引用类型，all 表示 initial引用 + async引用
        minSize: 30000, // 压缩前体积大于30000B
        minChunks: 1,  // 引用数量大于 1
        maxAsyncRequests: 5, // 异步引用数量小于5
        maxInitialRequests: 3, // 初始引用数量小于3
        /**********************************/
        name: true,
        // 缓存组
        cacheGroups: {
          vendors: {
            name: 'vendors',
            priority: 10, // 提取到本组的优先级
            /* 将符合以下条件的模块提取到组 */
            chunks: "all",
            test: /node_modules\/,
            minSize: 30000,
            minChunks: 1
          }
        }
      }
    },
    // 额外插件
    plugins: plugins,
    // 配置 webpack-dev-server
    devServer:{
        historyApiFallback: true, // 允许路由
        inline: true,
        port: 8090,
        disableHostCheck: true,
        headers: {
            "Access-Control-Allow-Origin": "*",
            "Access-Control-Allow-Credentials": true,
            "Access-Control-Allow-Methods": "POST, GET, PUT, OPTIONS",
            "Access-Control-Allow-Headers": "X-PINGOTHER, Content-Type"
        },
    },
    performance: {
        hints: false // 枚举
    },
    // 对webpack输出信息的配置，可以减少一些不必要的输出
    stats: {
        children: false
    }
};