1 | ;
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.default = reduceRight;
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7 |
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8 | var _reduce = require('./reduce.js');
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9 |
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10 | var _reduce2 = _interopRequireDefault(_reduce);
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11 |
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12 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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13 |
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14 | /**
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15 | * Same as [`reduce`]{@link module:Collections.reduce}, only operates on `array` in reverse order.
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16 | *
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17 | * @name reduceRight
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18 | * @static
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19 | * @memberOf module:Collections
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20 | * @method
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21 | * @see [async.reduce]{@link module:Collections.reduce}
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22 | * @alias foldr
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23 | * @category Collection
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24 | * @param {Array} array - A collection to iterate over.
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25 | * @param {*} memo - The initial state of the reduction.
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26 | * @param {AsyncFunction} iteratee - A function applied to each item in the
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27 | * array to produce the next step in the reduction.
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28 | * The `iteratee` should complete with the next state of the reduction.
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29 | * If the iteratee completes with an error, the reduction is stopped and the
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30 | * main `callback` is immediately called with the error.
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31 | * Invoked with (memo, item, callback).
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32 | * @param {Function} [callback] - A callback which is called after all the
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33 | * `iteratee` functions have finished. Result is the reduced value. Invoked with
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34 | * (err, result).
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35 | * @returns {Promise} a promise, if no callback is passed
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36 | */
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37 | function reduceRight(array, memo, iteratee, callback) {
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38 | var reversed = [...array].reverse();
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39 | return (0, _reduce2.default)(reversed, memo, iteratee, callback);
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40 | }
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41 | module.exports = exports.default; |
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