Split map out.

This commit is contained in:
John-David Dalton
2017-04-15 23:22:49 -05:00
parent 73ce6066f8
commit 0bdc73195f
4 changed files with 43 additions and 66 deletions

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@@ -1,20 +0,0 @@
/**
* A specialized version of `map` for arrays.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @returns {Array} Returns the new mapped array.
*/
function arrayMap(array, iteratee) {
let index = -1
const length = array == null ? 0 : array.length
const result = new Array(length)
while (++index < length) {
result[index] = iteratee(array[index], index, array)
}
return result
}
export default arrayMap

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@@ -1,22 +0,0 @@
import baseEach from './baseEach.js'
import isArrayLike from '../isArrayLike.js'
/**
* The base implementation of `map`.
*
* @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) {
let index = -1
const result = isArrayLike(collection) ? new Array(collection.length) : []
baseEach(collection, (value, key, collection) => {
result[++index] = iteratee(value, key, collection)
})
return result
}
export default baseMap