webpack.dev.config.ts

import path from "path";
import {
  Configuration as WebpackConfiguration,
  HotModuleReplacementPlugin,
} from "webpack";
import { Configuration as WebpackDevServerConfiguration } from "webpack-dev-server";
import TsconfigPathsPlugin from "tsconfig-paths-webpack-plugin";
import HtmlWebpackPlugin from "html-webpack-plugin";

interface Configuration extends WebpackConfiguration {
  devServer?: WebpackDevServerConfiguration;
}

const stylesHandler = "style-loader";

const config: Configuration = {
  mode: "development",
  output: {
    publicPath: "/",
    filename: "[name].js",
  },
  entry: "./src/index.tsx",
  module: {
    rules: [
      {
        test: /\.(ts|js)x?$/i,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
          options: {
            presets: [
              "@babel/preset-env",
              "@babel/preset-react",
              "@babel/preset-typescript",
            ],
          },
        },
      },
      {
        test: /\.css$/i,
        use: [stylesHandler, "css-loader", "postcss-loader"],
      },
      {
        test: /\.(eot|svg|ttf|woff|woff2|png|jpg|gif)$/i,
        type: "asset",
      },
    ],
  },
  resolve: {
    extensions: [".tsx", ".ts", ".js"],
    plugins: [new TsconfigPathsPlugin()],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "src/index.html",
    }),
    new HotModuleReplacementPlugin(),
  ],
  devtool: "inline-source-map",
  devServer: {
    static: path.join(__dirname, "build"),
    historyApiFallback: true,
    port: 4000,
    open: true,
    hot: true,
  },
  performance: {
    hints: false,
    maxEntrypointSize: 512000,
    maxAssetSize: 512000,
  },
  optimization: {
    moduleIds: "deterministic",
    minimize: true,
    runtimeChunk: {
      name: (entrypoint: { name: string | number; [key: string]: any }) =>
        `runtimechunk~${entrypoint.name}`,
    },
    splitChunks: {
      cacheGroups: {
        vendor: {
          name: "node_vendors",
          test: /[\\/]node_modules[\\/]/,
          chunks: "all",
        },
      },
    },
  },
};

export default config;