| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | var isArrayLike = require('./isArrayLike'); |
| 2 | |
| 3 | /** |
| 4 | * Creates a `baseEach` or `baseEachRight` function. |
| 5 | * |
| 6 | * @private |
| 7 | * @param {Function} eachFunc The function to iterate over a collection. |
| 8 | * @param {boolean} [fromRight] Specify iterating from right to left. |
| 9 | * @returns {Function} Returns the new base function. |
| 10 | */ |
| 11 | function createBaseEach(eachFunc, fromRight) { |
| 12 | return function(collection, iteratee) { |
| 13 | if (collection == null) { |
| 14 | return collection; |
| 15 | } |
| 16 | if (!isArrayLike(collection)) { |
| 17 | return eachFunc(collection, iteratee); |
| 18 | } |
| 19 | var length = collection.length, |
| 20 | index = fromRight ? length : -1, |
| 21 | iterable = Object(collection); |
| 22 | |
| 23 | while ((fromRight ? index-- : ++index < length)) { |
| 24 | if (iteratee(iterable[index], index, iterable) === false) { |
| 25 | break; |
| 26 | } |
| 27 | } |
| 28 | return collection; |
| 29 | }; |
| 30 | } |
| 31 | |
| 32 | module.exports = createBaseEach; |