Function sendTcpMessageToPort

scripts/experimental/swiftui-preview.mjs:558–593

(port, message)

}

function sendTcpMessageToPort(port, message) {
  return new Promise((resolve) => {
    const socket = net.createConnection({ host: "127.0.0.1", port });
    let settled = false;
    let response = "";
    const settle = (value) => {
      if (settled) {
        return;
      }
      settled = true;
      clearTimeout(timer);
      socket.destroy();
      resolve(value);
    };
    const timer = setTimeout(() => {
      settle(false);
    }, 500);
    socket.once("connect", () => {
      socket.end(message);
    });
    socket.on("data", (data) => {
      response += data.toString("utf8");
      if (response.trim().startsWith("OK")) {
        settle(true);
      } else if (response.trim().startsWith("ERROR")) {
        settle(false);
      }
    });
    socket.once("error", () => {
      settle(false);
    });
    socket.once("close", () => {
      settle(response.trim().startsWith("OK"));
    });
  });
}

function appContainerPath(context) {
  if (context.containerPath) {