Function promiseWithTimeout

lib/utils.js:211–216

(promise, ms)

  },

  promiseWithTimeout(promise, ms) {
    const timeoutPromise = new Promise((_resolve, reject) => {
      setTimeout(() => reject(new Error(`Promise timed out after ${ms}ms.`)), ms);
    });
    return Promise.race([promise, timeoutPromise]);
  },

  // Make an idempotent function.
  makeIdempotent(func) {