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x/lodash/mapValues.js

A modern JavaScript utility library delivering modularity, performance, & extras.
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import baseAssignValue from './_baseAssignValue.js';import baseForOwn from './_baseForOwn.js';import baseIteratee from './_baseIteratee.js';
/** * 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 {Function} [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) { baseAssignValue(result, key, iteratee(value, key, object)); }); return result;}
export default mapValues;