mirror of
https://github.com/whoisclebs/lodash.git
synced 2026-01-31 15:27:50 +00:00
65 lines
2.0 KiB
JavaScript
65 lines
2.0 KiB
JavaScript
/**
|
|
* lodash (Custom Build) <https://lodash.com/>
|
|
* Build: `lodash modularize exports="npm" -o ./`
|
|
* Copyright jQuery Foundation and other contributors <https://jquery.org/>
|
|
* Released under MIT license <https://lodash.com/license>
|
|
* Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
|
|
* Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
|
|
*/
|
|
var baseFor = require('lodash._basefor'),
|
|
baseIteratee = require('lodash._baseiteratee'),
|
|
keys = require('lodash.keys');
|
|
|
|
/**
|
|
* The base implementation of `_.forOwn` without support for iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to iterate over.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @returns {Object} Returns `object`.
|
|
*/
|
|
function baseForOwn(object, iteratee) {
|
|
return object && baseFor(object, iteratee, keys);
|
|
}
|
|
|
|
/**
|
|
* Creates an object with the same keys as `object` and values generated
|
|
* by running each own enumerable string keyed property of `object` thru
|
|
* `iteratee`. The iteratee is invoked with three arguments:
|
|
* (value, key, object).
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 2.4.0
|
|
* @category Object
|
|
* @param {Object} object The object to iterate over.
|
|
* @param {Array|Function|Object|string} [iteratee=_.identity]
|
|
* The function invoked per iteration.
|
|
* @returns {Object} Returns the new mapped object.
|
|
* @see _.mapKeys
|
|
* @example
|
|
*
|
|
* var users = {
|
|
* 'fred': { 'user': 'fred', 'age': 40 },
|
|
* 'pebbles': { 'user': 'pebbles', 'age': 1 }
|
|
* };
|
|
*
|
|
* _.mapValues(users, function(o) { return o.age; });
|
|
* // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)
|
|
*
|
|
* // The `_.property` iteratee shorthand.
|
|
* _.mapValues(users, 'age');
|
|
* // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)
|
|
*/
|
|
function mapValues(object, iteratee) {
|
|
var result = {};
|
|
iteratee = baseIteratee(iteratee, 3);
|
|
|
|
baseForOwn(object, function(value, key, object) {
|
|
result[key] = iteratee(value, key, object);
|
|
});
|
|
return result;
|
|
}
|
|
|
|
module.exports = mapValues;
|