webpack.config.babel.js

import path from 'path';

export default {
  entry: {
    'lib': './src/index.ts',
    'lib.min': './src/index.ts'
  },
  output: {
    path: path.resolve(__dirname, '_bundles'),
    filename: '[name].js',
    libraryTarget: 'umd',
    library: 'DevTools',
    umdNamedDefine: true
  },
  resolve: {
    extensions: ['.ts', '.js']
  },
  devtool: 'source-map',
  optimization: {
    minimize: true,
    // runtimeChunk: true,
    // splitChunks: {
    //   chunks: "async",
    //   minSize: 1000,
    //   minChunks: 2,
    //   maxAsyncRequests: 5,
    //   maxInitialRequests: 3,
    //   name: true,
    //   cacheGroups: {
    //     default: {
    //       minChunks: 1,
    //       priority: -20,
    //       reuseExistingChunk: true,
    //     },
    //     vendors: {
    //       test: /[\\/]node_modules[\\/]/,
    //       priority: -10,
    //     }
    //   }
    // }
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        loader: 'ts-loader',
        exclude: /node_modules/,
      }
    ]
  }
}