| var baseEach = require('./_baseEach'), | |
| isArrayLike = require('./isArrayLike'); | |
| /** | |
| * The base implementation of `_.map` without support for iteratee shorthands. | |
| * | |
| * @private | |
| * @param {Array|Object} collection The collection to iterate over. | |
| * @param {Function} iteratee The function invoked per iteration. | |
| * @returns {Array} Returns the new mapped array. | |
| */ | |
| function baseMap(collection, iteratee) { | |
| var index = -1, | |
| result = isArrayLike(collection) ? Array(collection.length) : []; | |
| baseEach(collection, function(value, key, collection) { | |
| result[++index] = iteratee(value, key, collection); | |
| }); | |
| return result; | |
| } | |
| module.exports = baseMap; | |