webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');

module.exports = {
  entry: {
    app: './src/main.ts'
  },
  output: {
    filename: '[name].bundle.js',
    path: path.resolve(__dirname, 'dist')
  },
  module: {
    rules: [{
        enforce: 'pre',
        test: /\.js$/,
        loader: "source-map-loader"
      },
      {
        enforce: 'pre',
        test: /\.tsx?$/,
        use: "source-map-loader"
      },
      {
        test: /\.tsx?$/,
        loader: 'ts-loader',
        exclude: /node_modules/,
        options: {
          logLevel: 'error'
        }
      }
    ]
  },
  resolve: {
    extensions: [".tsx", ".ts", ".js"]
  },
  devtool: 'inline-source-map',
  plugins: [
    new CleanWebpackPlugin(['dist']),
    new HtmlWebpackPlugin({
      title: 'TypePack'
    })
  ],
  devServer: {
    contentBase: './dev'
  }
};