webpack.config.ts

import path from "path";
import HtmlWebpackPlugin from "html-webpack-plugin";
import ForkTsCheckerWebpackPlugin from "fork-ts-checker-webpack-plugin";
import ESLintPlugin from "eslint-webpack-plugin";
import CopyWebpackPlugin from "copy-webpack-plugin";
import { TsconfigPathsPlugin } from "tsconfig-paths-webpack-plugin";

const ROOT_DIRECTORY = path.join(__dirname);

const webpackConfig = {
  entry: "./src/index.tsx",
  resolve: {
    extensions: [".ts", ".tsx", ".js"],
    plugins: [new TsconfigPathsPlugin()],
  },
  output: {
    path: path.join(__dirname, "/build"),
    filename: "build.js",
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        loader: "ts-loader",
        options: {
          transpileOnly: true,
        },
        exclude: /dist/,
      },
      {
        test: /\.scss$/,
        use: ["style-loader", "css-loader", "sass-loader"],
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "./src/index.html",
    }),
    new CopyWebpackPlugin({
      patterns: [
        {
          from: path.join(ROOT_DIRECTORY, "assets"),
          to: path.join(ROOT_DIRECTORY, "build"),
        },
      ],
    }),
    new ForkTsCheckerWebpackPlugin(),
    new ESLintPlugin({ files: "./src/**/*.{ts,tsx,js,jsx}" }),
  ],
};

export default webpackConfig;