Function runBindLoop

packages/cli/src/commands/ui.ts:273–292

(initialPort: number)

  };

  const runBindLoop = async (initialPort: number): Promise<void> => {
    boundPort = initialPort;
    for (const host of bindTargets) {
      const server = createHttpServer(requestHandler);
      server.on('upgrade', handleUpgrade);
      httpServers.push(server);
      await new Promise<void>((done, fail) => {
        const onError = (err: Error) => fail(err);
        server.once('error', onError);
        server.listen(boundPort, host, () => {
          server.off('error', onError);
          const addr = server.address();
          if (typeof addr === 'object' && addr !== null) {
            boundPort = addr.port;
          }
          done();
        });
      });
    }
  };

  try {
    try {