webpack.config.js

const path = require('path');
const CopyWebpackPlugin = require('copy-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const webpack = require('webpack');

module.exports = {
  mode: 'development',
  entry: {
    app: './index.js',
    'production-dependencies': ['phaser'],
  },
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: '[name].js',
  },
  devtool: 'inline-source-map',
  devServer: {
    contentBase: path.join(__dirname, 'dist'),
    compress: true,
    port: 9000,
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        include: path.resolve(__dirname, 'src/'),
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['env'],
          },
        },
      },
      {
        test: /\.(png|svg|jpe?g|gif)$/,
        use: [
          'file-loader',
        ],
      },
      {
        test: /\.s[ac]ss$/i,
        use: [
          'style-loader',
          'css-loader',
          'sass-loader',
        ],
      },
      {
        test: /\.(woff|woff2|eot|ttf|otf)$/,
        use: [
          'file-loader',
        ],
      },
    ],
  },
  plugins: [
    new CopyWebpackPlugin({
      patterns: [
        {
          from: path.resolve(__dirname, 'index.html'),
          to: path.resolve(__dirname, 'dist'),
        },
        {
          from: path.resolve(__dirname, 'src/assets/'),
          to: path.resolve(__dirname, 'dist'),
        },
      ],
    }),
    new CleanWebpackPlugin(),
    new webpack.DefinePlugin({
      'typeof CANVAS_RENDERER': JSON.stringify(true),
      'typeof WEBGL_RENDERER': JSON.stringify(true),
    }),
  ],
  optimization: {
    splitChunks: {
      name: 'production-dependencies',
      filename: 'production-dependencies.bundle.js',
    },
  },
};