* Creates a function like `_.assign`. * * @private * @param {Function} assigner The function to assign values. * @returns {Function} Returns the new assigner function.
(assigner)
| 15463 | * @returns {Function} Returns the new assigner function. |
| 15464 | */ |
| 15465 | function createAssigner(assigner) { |
| 15466 | return baseRest(function(object, sources) { |
| 15467 | var index = -1, |
| 15468 | length = sources.length, |
| 15469 | customizer = length > 1 ? sources[length - 1] : undefined, |
| 15470 | guard = length > 2 ? sources[2] : undefined; |
| 15471 | |
| 15472 | customizer = (assigner.length > 3 && typeof customizer == 'function') |
| 15473 | ? (length--, customizer) |
| 15474 | : undefined; |
| 15475 | |
| 15476 | if (guard && isIterateeCall(sources[0], sources[1], guard)) { |
| 15477 | customizer = length < 3 ? undefined : customizer; |
| 15478 | length = 1; |
| 15479 | } |
| 15480 | object = Object(object); |
| 15481 | while (++index < length) { |
| 15482 | var source = sources[index]; |
| 15483 | if (source) { |
| 15484 | assigner(object, source, index, customizer); |
| 15485 | } |
| 15486 | } |
| 15487 | return object; |
| 15488 | }); |
| 15489 | } |
| 15490 | |
| 15491 | /** |
| 15492 | * Creates a `baseEach` or `baseEachRight` function. |
no test coverage detected