'use strict' const path = require('path') const webpack = require('webpack') function resolve(dir) { return path.join(__dirname, dir) } //读取npm指令 process.argv 获取⾃定义参数 let argvs = process.argv.filter((e) => e.includes('=')) for (const iterator of argvs) { let diyArg = iterator.split('=') process.env['VUE_APP_' + diyArg[0].slice(2)] = diyArg[1] } process.env.VUE_APP_ENV = process.env.VUE_APP_ENV || process.env.NODE_ENV const env = require('./env') process.env.VUE_APP_TITLE = env.SYSTEM_NAME_ALL process.env.VUE_APP_PACKETTIME = new Date().toLocaleString() // vue.config.js 配置说明 //官方vue.config.js 参考文档 https://cli.vuejs.org/zh/config/#css-loaderoptions // 这里只列一部分,具体配置参考文档 module.exports = { // 部署生产环境和开发环境下的URL。 // 默认情况下,Vue CLI 会假设你的应用是被部署在一个域名的根路径上 // 例如 https://www.xx.cn/。如果应用被部署在一个子路径上,你就需要用这个选项指定这个子路径。例如,如果你的应用被部署在 https://www.xx.cn/admin/,则设置 baseUrl 为 /admin/。 publicPath: env.BASE_URL || '/', // 在npm run build 或 yarn build 时 ,生成文件的目录名称(要和baseUrl的生产环境路径一致)(默认dist) outputDir: 'pc', // 用于放置生成的静态资源 (js、css、img、fonts) 的;(项目打包之后,静态资源会放在这个文件夹下) // assetsDir: 'static', // 是否开启eslint保存检测,有效值:ture | false | 'error' lintOnSave: process.env.NODE_ENV === 'development', // 如果你不需要生产环境的 source map,可以将其设置为 false 以加速生产环境构建。 productionSourceMap: false, // webpack-dev-server 相关配置 devServer: { host: '0.0.0.0', port: '80', // 自动打开浏览器 open: true, proxy: { // detail: https://cli.vuejs.org/config/#devserver-proxy ['/api']: { target: env.DOMAIN, changeOrigin: true, pathRewrite: { ['^/api']: '', }, }, }, disableHostCheck: true, // https: true, }, css: { loaderOptions: { sass: { //依次导入的公用的scss变量,公用的scss混入,共用的默认样式 // prependData: `@import "./src/styles/variables.scss";`, sassOptions: { outputStyle: 'expanded' }, }, }, }, configureWebpack(config) { config.resolve.alias = { '@': resolve('src'), } if (process.env.NODE_ENV !== 'development') { // cdn if (env._ISCDN) { config.externals = { vue: 'Vue', 'element-ui': 'ELEMENT', 'vue-router': 'VueRouter', vuex: 'Vuex', axios: 'axios', } } } }, chainWebpack(config) { // 修复HMR config.resolve.symlinks(true) // set svg-sprite-loader config.module.rule('svg').exclude.add(resolve('src/assets/icons')).end() config.module .rule('icons') .test(/\.svg$/) .include.add(resolve('src/assets/icons/svg')) .end() .use('svg-sprite-loader') .loader('svg-sprite-loader') .options({ // icon symbolId, 文件目录结构 => 命名: svg本级下的svg直接使用文件名,eg: icon-文件名;svg子目录下的svg使用需要带上该子目录文件夹名 eg:icon-文件夹名-文件名 // # src/icons/svg // - icon1.svg => icon-icon1 // - icon2.svg => icon-icon2 // - dir/icon1.svg => icon-dir-icon1 symbolId: (filePath) => { let split = filePath.includes('/') ? '/icons/svg' : '\\icons\\svg' let str = filePath.slice(filePath.lastIndexOf(split) + split.length, -4) // eg: '/ase/as return 'icon' + str.replace(/[\/\\]/g, '-') // icon-aa-ss }, // symbolId: 'icon-[name]', }) .end() // 删除 moment 语言包 config.plugin('ignore').use(new webpack.ContextReplacementPlugin(/moment[/\\]locale$/, /zh-cn$/)) config.when(process.env.NODE_ENV !== 'development', (config) => { // cdn if (env._ISCDN) { const cdn = { // 访问https://unpkg.com/element-ui/lib/theme-chalk/index.css获取最新版本 css: [ // '//cdn.bootcdn.net/ajax/libs/element-ui/2.15.7/theme-chalk/index.min.css', // '//unpkg.com/element-ui@2.15.7/lib/theme-chalk/index.css' ], js: [ './static/js/vue.runtime.min.js', './static/js/vue-router.min.js', './static/js/vuex.min.js', './static/js/axios.min.js', './static/js/index.min.js', // require('/static/js/vue.runtime.min.js'), // require('/static/js/vue-router.min.js'), // require('/static/js/vuex.min.js'), // require('/static/js/axios.min.js'), // require('/static/js/index.min.js'), // '//cdn.bootcdn.net/ajax/libs/vue/2.6.10/vue.runtime.min.js', // '//cdn.bootcdn.net/ajax/libs/vue-router/3.5.3/vue-router.min.js', // '//cdn.bootcdn.net/ajax/libs/vuex/3.1.0/vuex.min.js', // '//cdn.bootcdn.net/ajax/libs/axios/0.26.0/axios.min.js', // '//cdn.bootcdn.net/ajax/libs/element-ui/2.15.7/index.min.js', // '//unpkg.com/vue@2.6.10/dist/vue.runtime.min.js', // 访问https://unpkg.com/vue/dist/vue.min.js获取最新版本 // '//unpkg.com/vue-router@3.5.3/dist/vue-router.min.js', // '//unpkg.com/vuex@3.1.0/dist/vuex.min.js', // '//unpkg.com/axios@0.26.0/dist/axios.min.js', // '//unpkg.com/element-ui@2.15.7/lib/index.js', ], } // 如果使用多页面打包,使用vue inspect --plugins查看html是否在结果数组中 config.plugin('html').tap((args) => { // html中添加cdn args[0].cdn = cdn return args }) } config.optimization.minimizer('terser').tap((options) => { options[0].terserOptions.compress.drop_console = !env._ISLOG options[0].terserOptions.compress.drop_debugger = true return options }) config.optimization.splitChunks({ chunks: 'all', minSize: 200000, maxSize: 2000000, cacheGroups: { libs: { name: 'chunk-libs', test: /[\\/]node_modules[\\/]/, priority: 10, }, // elementUI: { // name: 'chunk-elementUI', // split elementUI into a single package // priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app // test: /[\\/]node_modules[\\/]_?element-ui(.*)/, // in order to adapt to cnpm // }, elementUI: { name: 'element-ui', test: /element-variables\.scss$/, // can customize your rules }, commons: { name: 'chunk-commons', test: resolve('src/components'), // can customize your rules minChunks: 3, // minimum common number priority: 5, reuseExistingChunk: true, }, }, }) config.optimization.runtimeChunk('single') config .plugin('ScriptExtHtmlWebpackPlugin') .after('html') .use('script-ext-html-webpack-plugin', [ { // `runtime` must same as runtimeChunk name. default is `runtime` inline: /runtime\..*\.js$/, }, ]) .end() config.plugin('preload').tap(() => [ { rel: 'preload', // to ignore runtime.js fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/], include: 'initial', }, ]) // when there are many pages, it will cause too many meaningless requests config.plugins.delete('prefetch') env._ISGZIP && config.plugin('compression').use('compression-webpack-plugin', [ { filename: '[path].gz[query]', algorithm: 'gzip', test: /\.(js|css|json|txt|html|ico|svg)(\?.*)?$/i, threshold: 10240, minRatio: 0.8, }, ]) process.env.npm_config_report && config .plugin('webpack-bundle-analyzer') .use(require('webpack-bundle-analyzer').BundleAnalyzerPlugin, [ { analyzerMode: 'static', }, ]) .end() }) }, }