Function freePort

e2e/local/vite-dev-routing.test.ts:30–38

()

`;

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));
    });
  });

const readToken = async (dataDir: string): Promise<string> => {
  const path = join(dataDir, "server-control", "auth.json");