webpack.config.js

const path = require("path");
const webpack = require("webpack");
const CopyWebpackPlugin = require("copy-webpack-plugin");

module.exports = {
  entry: {
    app: "./src/main.ts",
    vendors: ["phaser"]
  },

  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: "ts-loader",
        exclude: /node_modules/
      }
    ]
  },

  devtool: "inline-source-map",

  resolve: {
    extensions: [".ts", ".tsx", ".js"]
  },

  output: {
    filename: "app.bundle.js",
    path: path.resolve(__dirname, "dist")
  },

  mode: "development",

  devServer: {
    contentBase: path.resolve(__dirname, "dist"),
    // https: true
  },

  plugins: [
    new CopyWebpackPlugin([
      {
        from: path.resolve(__dirname, "static", "index.html"),
        to: path.resolve(__dirname, "dist")
      },
      {
        from: path.resolve(__dirname, "assets", "**", "*"),
        to: path.resolve(__dirname, "dist")
      }
    ]),
    new webpack.DefinePlugin({
      "typeof CANVAS_RENDERER": JSON.stringify(true),
      "typeof WEBGL_RENDERER": JSON.stringify(true)
    })
  ],

  optimization: {
    splitChunks: {
      cacheGroups: {
        commons: {
          test: /[\\/]node_modules[\\/]/,
          name: "vendors",
          chunks: "all"
        }
      }
    }
  }
};