detectSeries.js
1 'use strict'; 2 3 Object.defineProperty(exports, "__esModule", { 4 value: true 5 }); 6 7 var _createTester = require('./internal/createTester'); 8 9 var _createTester2 = _interopRequireDefault(_createTester); 10 11 var _eachOfLimit = require('./internal/eachOfLimit'); 12 13 var _eachOfLimit2 = _interopRequireDefault(_eachOfLimit); 14 15 var _awaitify = require('./internal/awaitify'); 16 17 var _awaitify2 = _interopRequireDefault(_awaitify); 18 19 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } 20 21 /** 22 * The same as [`detect`]{@link module:Collections.detect} but runs only a single async operation at a time. 23 * 24 * @name detectSeries 25 * @static 26 * @memberOf module:Collections 27 * @method 28 * @see [async.detect]{@link module:Collections.detect} 29 * @alias findSeries 30 * @category Collections 31 * @param {Array|Iterable|AsyncIterable|Object} coll - A collection to iterate over. 32 * @param {AsyncFunction} iteratee - A truth test to apply to each item in `coll`. 33 * The iteratee must complete with a boolean value as its result. 34 * Invoked with (item, callback). 35 * @param {Function} [callback] - A callback which is called as soon as any 36 * iteratee returns `true`, or after all the `iteratee` functions have finished. 37 * Result will be the first item in the array that passes the truth test 38 * (iteratee) or the value `undefined` if none passed. Invoked with 39 * (err, result). 40 * @returns a Promise if no callback is passed 41 */ 42 function detectSeries(coll, iteratee, callback) { 43 return (0, _createTester2.default)(bool => bool, (res, item) => item)((0, _eachOfLimit2.default)(1), coll, iteratee, callback); 44 } 45 46 exports.default = (0, _awaitify2.default)(detectSeries, 3); 47 module.exports = exports['default'];