Function freePort

e2e/desktop-packaged/supervised-regressions.test.ts:343–351

()

};

const freePort = (): Promise<number> =>
  new Promise((resolve, reject) => {
    const srv = net.createServer();
    srv.on("error", reject);
    srv.listen(0, "127.0.0.1", () => {
      const port = (srv.address() as net.AddressInfo).port;
      srv.close(() => resolve(port));
    });
  });

interface DaemonStart {
  readonly child: ChildProcess;