wallet/example/test-app/webpack/dev-server.js

/* eslint-disable @typescript-eslint/no-var-requires */

process.env.BABEL_ENV = 'development';
process.env.NODE_ENV = 'development';
process.env.ASSET_PATH = '/';
process.env.PORT = '3000';

const ReactRefreshWebpackPlugin = require('@pmmmwh/react-refresh-webpack-plugin');
const WebpackDevServer = require('webpack-dev-server');
const webpack = require('webpack');
const path = require('path');

const config = require('./webpack.config.dev');

// This is important, allows for fast refresh to work
// we don't want to inject our fast refresh helpers into everything
const excludeEntriesToHotReload = ['message-bus.js'];

const NODE_ENV = process.env.NODE_ENV;
const PORT = process.env.PORT || '3000';

Object.keys(config.entry).forEach(entryName => {
  if (excludeEntriesToHotReload.indexOf(entryName) === -1 && config.entry) {
    config.entry[entryName] = [
      'webpack-dev-server/client?http://localhost:' + PORT,
      'webpack/hot/dev-server',
    ].concat(config.entry[entryName]);
  }
});

config.plugins = [
  new webpack.HotModuleReplacementPlugin(),
  new ReactRefreshWebpackPlugin({
    overlay: {
      entry: '@pmmmwh/react-refresh-webpack-plugin/client/ErrorOverlayEntry',
      module: '@pmmmwh/react-refresh-webpack-plugin/overlay',
      sockIntegration: 'wds',
      sockProtocol: 'ws',
      sockHost: 'localhost',
      sockPort: 3000,
    },
  }),
].concat(config.plugins || []);

const compiler = webpack(config);

const server = new WebpackDevServer(compiler, {
  https: false,
  transportMode: 'ws',
  hot: true,
  injectClient: false,
  writeToDisk: true,
  port: process.env.PORT,
  contentBase: path.join(__dirname, '../build'),
  publicPath: `http://localhost:${process.env.PORT}`,
  headers: {
    'Access-Control-Allow-Origin': '*',
  },
  disableHostCheck: true,
  stats: 'errors-only',
});

if (NODE_ENV === 'development' && module.hot) {
  module.hot.accept();
}

server.listen(process.env.PORT);