webpack.production.config.js

const path = require('path')
const webpack = require('webpack')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
const CopyWebpackPlugin = require('copy-webpack-plugin')

// Phaser webpack config
const phaserModule = path.join(__dirname, '/node_modules/phaser-ce/')
const phaser = path.join(phaserModule, 'build/custom/phaser-split.js')
const pixi = path.join(phaserModule, 'build/custom/pixi.js')
const p2 = path.join(phaserModule, 'build/custom/p2.js')

module.exports = {

  entry: {
    app: './src/index.js',
    vendor: ['pixi', 'p2', 'phaser'],
  },

  output: {
    filename: 'bundle.js',
    path: path.join(__dirname, 'dist'),
  },

  devtool: 'cheap-module-source-map',

  plugins: [
    new webpack.optimize.CommonsChunkPlugin({
      name: 'vendor',
      filename: 'vendor.bundle.js',
    }),
    new HtmlWebpackPlugin({
      template: 'index.html',
      minify: {
        removeAttributeQuotes: true,
        collapseWhitespace: true,
        html5: true,
        minifyCSS: true,
        minifyJS: true,
        minifyURLs: true,
        removeComments: true,
        removeEmptyAttributes: true,
      },
      hash: true,
    }),
    new UglifyJsPlugin({
      parallel: true,
      sourceMap: true,
      cache: true,
    }),
    new CopyWebpackPlugin([
      { from: 'assets', to: 'assets' },
    ]),
  ],

  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        loader: 'babel-loader',
        include: path.join(__dirname, 'src'),
      },
      {
        test: /\.(ttf|eot|woff|woff2)$/,
        loader: 'file-loader',
        options: {
          name: 'fonts/[name].[ext]',
        },
      },
      {
        test: /\.(gif|png|jpe?g|svg)$/i,
        use: [
          'file-loader',
          {
            loader: 'image-webpack-loader',
            options: {
              bypassOnDebug: true,
            },
          },
        ],
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
      { test: /pixi\.js/, use: ['expose-loader?PIXI'] },
      { test: /phaser-split\.js$/, use: ['expose-loader?Phaser'] },
      { test: /p2\.js/, use: ['expose-loader?p2'] },
    ],
  },

  resolve: {
    alias: { phaser, pixi, p2 },
  },
}