persistent task in node

persistentTask.js

// The task will be re-runed after delay seconds
// if retry() is called by the caller
persistentTask = function (delay, maxRetries, task) {
  function retry () {
    if (maxRetries > 0) {
      maxRetries = maxRetries - 1;
      setTimeout(function () {
        task(retry);
      }, delay);
    } else {
      console.log("Max number of retries reached!");
    }
  }

  task(retry);
};