| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | /** |
| 2 | * A specialized version of `_.reduceRight` for arrays without support for |
| 3 | * iteratee shorthands. |
| 4 | * |
| 5 | * @private |
| 6 | * @param {Array} [array] The array to iterate over. |
| 7 | * @param {Function} iteratee The function invoked per iteration. |
| 8 | * @param {*} [accumulator] The initial value. |
| 9 | * @param {boolean} [initAccum] Specify using the last element of `array` as |
| 10 | * the initial value. |
| 11 | * @returns {*} Returns the accumulated value. |
| 12 | */ |
| 13 | function arrayReduceRight(array, iteratee, accumulator, initAccum) { |
| 14 | var length = array == null ? 0 : array.length; |
| 15 | if (initAccum && length) { |
| 16 | accumulator = array[--length]; |
| 17 | } |
| 18 | while (length--) { |
| 19 | accumulator = iteratee(accumulator, array[length], length, array); |
| 20 | } |
| 21 | return accumulator; |
| 22 | } |
| 23 | |
| 24 | module.exports = arrayReduceRight; |