| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | /** |
| 2 | * The base implementation of `_.slice` without an iteratee call guard. |
| 3 | * |
| 4 | * @private |
| 5 | * @param {Array} array The array to slice. |
| 6 | * @param {number} [start=0] The start position. |
| 7 | * @param {number} [end=array.length] The end position. |
| 8 | * @returns {Array} Returns the slice of `array`. |
| 9 | */ |
| 10 | function baseSlice(array, start, end) { |
| 11 | var index = -1, |
| 12 | length = array.length; |
| 13 | |
| 14 | if (start < 0) { |
| 15 | start = -start > length ? 0 : (length + start); |
| 16 | } |
| 17 | end = end > length ? length : end; |
| 18 | if (end < 0) { |
| 19 | end += length; |
| 20 | } |
| 21 | length = start > end ? 0 : ((end - start) >>> 0); |
| 22 | start >>>= 0; |
| 23 | |
| 24 | var result = Array(length); |
| 25 | while (++index < length) { |
| 26 | result[index] = array[index + start]; |
| 27 | } |
| 28 | return result; |
| 29 | } |
| 30 | |
| 31 | module.exports = baseSlice; |