1export const sleep = (ms: number) => new Promise(resolve => setTimeout(resolve, ms))
2
3export const withTimeout = <T,>(promise: Promise<T>, ms: number): Promise<T> =>
4  Promise.race([
5    promise,
6    new Promise<never>((_, reject) => setTimeout(() => reject(new Error(`withTimeout ${ms}ms`)), ms)),
7  ])
8
9export const pollUntil = async (checkFn: () => Promise<boolean> | boolean, {timeoutMs = 60000, intervalMs = 500} = {}) => {
10  const startTime = Date.now()
11  while (Date.now() - startTime < timeoutMs) {
12    if (await checkFn()) return true
13    await sleep(intervalMs)
14  }
15  return false
16}
17