webpack.config.js

const path = require('path');

const config = {
  entry: [
    'react-hot-loader/patch',
    './src/index.js'
  ],
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle.js'
  },
  module: {
    rules: [
      {
        test: /\.js(x)?$/,
        use: 'babel-loader',
        exclude: /node_modules/
      },
      {
        test: /\.ts(x)?$/,
        loader: 'ts-loader',
        exclude: /node_modules/
      },
      {
        test: /\.less$/,
        use: [
          'style-loader',
          'css-loader',
          'less-loader'
        ]
      },
      {
        test: /\.ya?ml$/,
        type: 'json',
        use: 'yaml-loader'
      }
    ]
  },
  devServer: {
    historyApiFallback: true,
    hot: true,
    static: {
      directory: './dist'
    }
  },
  resolve: {
    extensions: [
      '.tsx',
      '.ts',
      '.js'
    ],
    alias: {
      'react-dom': '@hot-loader/react-dom'
    },
    fallback: {
      'buffer': require.resolve('buffer/'),
      'crypto': require.resolve('crypto-browserify'),
      'stream': require.resolve('stream-browserify')
    }
  }
};

module.exports = config;