HORIZON PROJECT

'use strict';

Object.defineProperty(exports, "__esModule", {

  value: true

});

exports.default = parallelLimit;

var _eachOfLimit = require('./internal/eachOfLimit');

var _eachOfLimit2 = _interopRequireDefault(_eachOfLimit);

var _parallel = require('./internal/parallel');

var _parallel2 = _interopRequireDefault(_parallel);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**

 * The same as [`parallel`]{@link module:ControlFlow.parallel} but runs a maximum of `limit` async operations at a

 * time.

 *

 * @name parallelLimit

 * @static

 * @memberOf module:ControlFlow

 * @method

 * @see [async.parallel]{@link module:ControlFlow.parallel}

 * @category Control Flow

 * @param {Array|Collection} tasks - A collection containing functions to run.

 * Each function is passed a `callback(err, result)` which it must call on

 * completion with an error `err` (which can be `null`) and an optional `result`

 * value.

 * @param {number} limit - The maximum number of async operations at a time.

 * @param {Function} [callback] - An optional callback to run once all the

 * functions have completed successfully. This function gets a results array

 * (or object) containing all the result arguments passed to the task callbacks.

 * Invoked with (err, results).

 */

function parallelLimit(tasks, limit, callback) {

  (0, _parallel2.default)((0, _eachOfLimit2.default)(limit), tasks, callback);

}

module.exports = exports['default'];