demo-web/webpack.config.js at master · cata-network/demo-web · GitHub

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const { resolve } = require("path")
const htmlPlugin = require("html-webpack-plugin")
const { CleanWebpackPlugin } = require("clean-webpack-plugin")
const VueLoaderPlugin = require("vue-loader/lib/plugin") // 插件必须要
const { BundleAnalyzerPlugin } = require("webpack-bundle-analyzer")
const MiniCssExtractPlugin = require("mini-css-extract-plugin") // 将css 打包为一个文件

const htmlPluginConfig = {
  title: "CAT! A",
  template: resolve(__dirname, "html/index.html"),
}

const devServer = {
  contentBase: resolve(__dirname, "dist"),
  compress: true, // 压缩
  port: 8888,
  hot: true,
  host: "127.0.0.1",
  open: true,
}

module.exports = {
  // mode: "development",
  mode: "production",
  entry: {
    main: resolve(__dirname, "src/main.js"), // 入口文件
  },
  optimization: {
    splitChunks: {
      chunks: "all",
    },
  },
  devtool: "inline-source-map", // 跟踪错误信息
  devServer,
  output: {
    path: resolve(__dirname, "public"),
    filename: "js/[name].[hash].js",
    publicPath: "/",
  },
  resolve: {
    extensions: [".js", ".vue", ".json", ".css", ".less"],
    alias: {
      "@": resolve("src"),
      Style: resolve("src/assets/styles"),
    },
    // 只需在这两位置查找文件  提高打包速度
    modules: [resolve("src"), resolve("node_modules")],
  },
  performance: { hints: false },
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          // 'style-loader',// 与 MiniCssExtractPlugin.loader 冲突
          MiniCssExtractPlugin.loader,
          "css-loader",
        ],
        exclude: /node_modules/,
      },
      {
        test: /\.less$/i,
        use: [
          // 'style-loader',   // creates style nodes from JS strings
          MiniCssExtractPlugin.loader,
          "css-loader",
          "less-loader",
        ],
        exclude: /node_modules/,
      },
      {
        test: /\.(jpg|svg|png|jepg|gif)$/i,
        type: "asset/resource",
        exclude: /node_modules/,
      },
      {
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        use: "url-loader",
        exclude: /node_modules/,
      },
      {
        test: /\.vue$/,
        loader: "vue-loader",
        exclude: /node_modules/,
      },
      {
        test: /\.js$/,
        exclude: /node_modules/,
        include: [resolve("src")], // 只在src文件夹下查找
        use: {
          loader: "babel-loader",
        },
      },
    ],
  },
  plugins: [
    new CleanWebpackPlugin(),
    new htmlPlugin(htmlPluginConfig),
    new VueLoaderPlugin(),
    // 打包压缩浏览
    // new BundleAnalyzerPlugin(),
    // 剥离CSS文件
    new MiniCssExtractPlugin({
      filename: "css/[name].[hash].css",
      // filename: "css/[name].[chunkhash:8].css",
      // chunkFilename: "[id].css"
    }),
  ],
  // 不打包 使用cdn
  externals: {
    vue: "Vue", // vue
    "element-ui": "ELEMENT", // 因为element-ui对外暴露的全局变量是ELEMENT
    nprogress: "NProgress",
    "vue-router": "VueRouter",
    vuex: "Vuex",
    axios: "axios",
  },
}