webpack.config.js

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
const webpack = require('webpack');
const path = require('path');
const nodeExternals = require('webpack-node-externals');
const { RunScriptWebpackPlugin } = require('run-script-webpack-plugin');

module.exports = {
  entry: ['webpack/hot/poll?100', './src/main.ts'],
  target: 'node',
  externals: [
    nodeExternals({
      allowlist: ['webpack/hot/poll?100'],
    }),
  ],
  module: {
    rules: [
      {
        test: /.tsx?$/,
        use: 'ts-loader',
        exclude: /node_modules/,
      },
    ],
  },
  mode: 'development',
  resolve: {
    extensions: ['.tsx', '.ts', '.js'],
  },
  plugins: [
    new webpack.HotModuleReplacementPlugin(),
    new RunScriptWebpackPlugin({ name: 'server.js' }),
  ],
  output: {
    path: path.join(__dirname, 'build'),
    filename: 'server.js',
  },
};