text: const path = require('path');
  const webpack = require('webpack');
  const merge = require('webpack-merge');
  const AotPlugin = require('@ngtools/webpack').AotPlugin;
  const CheckerPlugin = require('awesome-typescript-loader').CheckerPlugin;
  
  module.exports = (env) => {
      // Configuration in common to both client-side and server-side bundles
      const isDevBuild = !(env && env.prod);
      const sharedConfig = {
          stats: { modules: false },
          context: __dirname,
          resolve: { extensions: [ '.js', '.ts' ] },
          output: {
              filename: '[name].js',
              publicPath: 'dist/' // Webpack dev middleware, if enabled, handles requests for this URL prefix
          },
          module: {
              rules: [
                  { test: /\.ts$/, include: /ClientApp/, use: isDevBuild ? ['awesome-typescript-loader?silent=true', 'angular2-template-loader'] : '@ngtools/webpack' },
                  { test: /\.html$/, use: 'html-loader?minimize=false' },
                  { test: /\.css$/, use: [ 'to-string-loader', isDevBuild ? 'css-loader' : 'css-loader?minimize' ] },
                  { test: /\.(png|jpg|jpeg|gif|svg)$/, use: 'url-loader?limit=25000' }
              ]
          },
          plugins: [new CheckerPlugin()]
      };
  
      // Configuration for client-side bundle suitable for running in browsers
      const clientBundleOutputDir = './wwwroot/dist';
      const clientBundleConfig = merge(sharedConfig, {
          entry: { 'main-client': './ClientApp/boot.browser.ts' },
          output: { path: path.join(__dirname, clientBundleOutputDir) },
          plugins: [
              new webpack.DllReferencePlugin({
                  context: __dirname,
                  manifest: require('./wwwroot/dist/vendor-manifest.json')
              })
          ].concat(isDevBuild ? [
              // Plugins that apply in development builds only
              new webpack.SourceMapDevToolPlugin({
                  filename: '[file].map', // Remove this line if you prefer inline source maps
                  moduleFilenameTemplate: path.relative(clientBundleOutputDir, '[resourcePath]') // Point sourcemap entries to the original file locations on disk
              })
          ] : [
              // Plugins that apply in production builds only
              new webpack.optimize.UglifyJsPlugin(),
              new AotPlugin({
                  tsConfigPath: './tsconfig.json',
                  entryModule: path.join(__dirname, 'ClientApp/app/app.module.browser#AppModule'),
                  exclude: ['./**/*.server.ts']
              })
          ])
      });
  
      // Configuration for server-side (prerendering) bundle suitable for running in Node
      const serverBundleConfig = merge(sharedConfig, {
          resolve: { mainFields: ['main'] },
          entry: { 'main-server': './ClientApp/boot.server.ts' },
          plugins: [
              new webpack.DllReferencePlugin({
                  context: __dirname,
                  manifest: require('./ClientApp/dist/vendor-manifest.json'),
                  sourceType: 'commonjs2',
                  name: './vendor'
              })
          ].concat(isDevBuild ? [] : [
              // Plugins that apply in production builds only
              new AotPlugin({
                  tsConfigPath: './tsconfig.json',
                  entryModule: path.join(__dirname, 'ClientApp/app/app.module.server#AppModule'),
                  exclude: ['./**/*.browser.ts']
              })
          ]),
          output: {
              libraryTarget: 'commonjs',
              path: path.join(__dirname, './ClientApp/dist')
          },
          target: 'node',
          devtool: 'inline-source-map'
      });
  
      return [clientBundleConfig, serverBundleConfig];
  };
  