Retry promise

retry.js

const retry = (fn, options = {}) => new Promise((resolve, reject) => {
  const { retryInterval = 500, retries = 1 } = options;
  fn()
    .then(resolve)
    .catch(err => (
      (retries === 0)
        ? reject(err)
        : setTimeout(
          () => retry(fn, { retryInterval, retries: retries - 1 }).then(resolve, reject),
          retryInterval,
        )
    ));
});