Method waitForDeviceFlow

src/node/services/copilotOauthService.ts:107–141

(
    flowId: string,
    opts?: { timeoutMs?: number }
  )

  }

  async waitForDeviceFlow(
    flowId: string,
    opts?: { timeoutMs?: number }
  ): Promise<Result<void, string>> {
    const flow = this.flows.get(flowId);
    if (!flow) {
      return Err("Device flow not found");
    }

    // Start polling in background (guard against re-entrant calls, e.g. React StrictMode re-mount)
    if (!flow.pollingStarted) {
      flow.pollingStarted = true;
      void this.pollForToken(flow);
    }

    const timeoutMs = opts?.timeoutMs ?? DEFAULT_TIMEOUT_MS;
    let timeoutHandle: ReturnType<typeof setTimeout> | null = null;
    const timeoutPromise = new Promise<Result<void, string>>((resolve) => {
      timeoutHandle = setTimeout(() => {
        resolve(Err("Timed out waiting for GitHub authorization"));
      }, timeoutMs);
    });

    const result = await Promise.race([flow.resultPromise, timeoutPromise]);

    if (timeoutHandle !== null) {
      clearTimeout(timeoutHandle);
    }

    if (!result.success) {
      void this.finishFlow(flowId, result);
    }

    return result;
  }

  cancelDeviceFlow(flowId: string): void {
    const flow = this.flows.get(flowId);