Async.js

times.js

  1. import timesLimit from './timesLimit.js'
  3. /**
  4.  * Calls the `iteratee` function `n` times, and accumulates results in the same
  5.  * manner you would use with [map]{@link module:Collections.map}.
  6.  *
  7.  * @name times
  8.  * @static
  9.  * @memberOf module:ControlFlow
  10.  * @method
  11.  * @see [async.map]{@link module:Collections.map}
  12.  * @category Control Flow
  13.  * @param {number} n - The number of times to run the function.
  14.  * @param {AsyncFunction} iteratee - The async function to call `n` times.
  15.  * Invoked with the iteration index and a callback: (n, next).
  16.  * @param {Function} callback - see {@link module:Collections.map}.
  17.  * @returns {Promise} a promise, if no callback is provided
  18.  * @example
  19.  *
  20.  * // Pretend this is some complicated async factory
  21.  * var createUser = function(id, callback) {
  22.  *     callback(null, {
  23.  *         id: 'user' + id
  24.  *     });
  25.  * };
  26.  *
  27.  * // generate 5 users
  28.  * async.times(5, function(n, next) {
  29.  *     createUser(n, function(err, user) {
  30.  *         next(err, user);
  31.  *     });
  32.  * }, function(err, users) {
  33.  *     // we should now have 5 users
  34.  * });
  35.  */
  36. export default function times (n, iteratee, callback) {
  37.     return timesLimit(n, Infinity, iteratee, callback)
  38. }