code-splitting-webpack/webpack.config.js at master · max-kim-tutorial/code-splitting-webpack · GitHub

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const path = require("path");
const { CleanWebpackPlugin } = require("clean-webpack-plugin");
var HtmlWebpackPlugin = require("html-webpack-plugin");

module.exports = {
  entry: {
    index: "./src/index.js",
  },
  output: {
    filename: "[name].bundle.js",
    chunkFilename: "[name].chunk.js",
    path: path.resolve(__dirname, "dist"),
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: "/node_modules/",
        use: {
          loader: "babel-loader",
          options: {
            plugins: ["syntax-dynamic-import"],
          },
        },
      },
    ],
  },
  devServer: {
    hot: true,
    port: 9000,
  },
  optimization: {
    splitChunks: {
      chunks: "all",
    },
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "public/index.html",
    }),
    new CleanWebpackPlugin(),
  ],
  mode: "development",
};