webpack.config.ts

import path from 'path';
import { Configuration, DefinePlugin } from 'webpack';
import ForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
import TsconfigPathsPlugin from 'tsconfig-paths-webpack-plugin';

const webpackConfig = (): Configuration => ({
  entry: './src/index.ts',
  devtool: 'source-map',
  resolve: {
    extensions: ['.ts', '.tsx', '.js'],
    plugins: [
      // eslint-disable-next-line @typescript-eslint/no-explicit-any
      new TsconfigPathsPlugin({ configFile: './tsconfig.json' }) as any,
    ],
  },
  bail: true,
  output: {
    path: path.join(__dirname, '/dist'),
    filename: 'index.js',
    sourceMapFilename: 'index.js.map',
    clean: true,
    libraryTarget: 'umd',
    umdNamedDefine: true,
  },
  optimization: {
    minimize: false,
    splitChunks: false,
  },
  module: {
    rules: [
      {
        test: /\.svg/,
        type: 'asset/inline',
      },
      {
        test: /\.tsx?$/,
        loader: 'ts-loader',
        options: {
          onlyCompileBundledFiles: true,
        },
        exclude: /node_modules|\.d\.ts$/,
      },
      {
        test: /\.s[ac]ss$/i,
        use: [
          {
            loader: 'style-loader',
            options: { injectType: 'singletonStyleTag' },
          },
          {
            loader: 'css-loader',
            options: {
              importLoaders: 1,
            },
          },
          'sass-loader',
        ],
      },
    ],
  },
  plugins: [
    // DefinePlugin allows you to create global constants which can be configured at compile time
    new DefinePlugin({
      'process.env': process.env.production || !process.env.development,
    }),
    new ForkTsCheckerWebpackPlugin({
      // Speeds up TypeScript type checking and ESLint linting (by moving each to a separate process)
      eslint: {
        files: './src/**/*.{ts,tsx,js,jsx}',
      },
    }),
  ],
});

export default webpackConfig;