|  | var baseEach = require('./_baseEach'); | 
						
						
							|  | 
 | 
						
						
							|  | /** | 
						
						
							|  |  * Aggregates elements of `collection` on `accumulator` with keys transformed | 
						
						
							|  |  * by `iteratee` and values set by `setter`. | 
						
						
							|  |  * | 
						
						
							|  |  * @private | 
						
						
							|  |  * @param {Array|Object} collection The collection to iterate over. | 
						
						
							|  |  * @param {Function} setter The function to set `accumulator` values. | 
						
						
							|  |  * @param {Function} iteratee The iteratee to transform keys. | 
						
						
							|  |  * @param {Object} accumulator The initial aggregated object. | 
						
						
							|  |  * @returns {Function} Returns `accumulator`. | 
						
						
							|  |  */ | 
						
						
							|  | function baseAggregator(collection, setter, iteratee, accumulator) { | 
						
						
							|  |   baseEach(collection, function(value, key, collection) { | 
						
						
							|  |     setter(accumulator, value, iteratee(value), collection); | 
						
						
							|  |   }); | 
						
						
							|  |   return accumulator; | 
						
						
							|  | } | 
						
						
							|  | 
 | 
						
						
							|  | module.exports = baseAggregator;
 |