src/util/time.ts


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export const sleep = (ms: number, signal?: AbortSignal): Promise<void> =>
  new Promise((resolve, reject) => {
    if (signal?.aborted) {
      reject(signal.reason ?? new Error("aborted"));
      return;
    }
    const onAbort = (): void => {
      clearTimeout(timer);
      reject(signal?.reason ?? new Error("aborted"));
    };
    const timer = setTimeout(() => {
      signal?.removeEventListener("abort", onAbort);
      resolve();
    }, ms);
    signal?.addEventListener("abort", onAbort, { once: true });
  });