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| import map from './map.js' | |
| import basePickBy from './.internal/basePickBy.js' | |
| import getAllKeysIn from './.internal/getAllKeysIn.js' | |
| /** | |
| * Creates an object composed of the `object` properties `predicate` returns | |
| * truthy for. The predicate is invoked with two arguments: (value, key). | |
| * | |
| * @since 4.0.0 | |
| * @category Object | |
| * @param {Object} object The source object. | |
| * @param {Function} predicate The function invoked per property. | |
| * @returns {Object} Returns the new object. | |
| * @example | |
| * | |
| * const object = { 'a': 1, 'b': '2', 'c': 3 } | |
| * | |
| * pickBy(object, isNumber) | |
| * // => { 'a': 1, 'c': 3 } | |
| */ | |
| function pickBy(object, predicate) { | |
| if (object == null) { | |
| return {} | |
| } | |
| const props = map(getAllKeysIn(object), (prop) => [prop]) | |
| return basePickBy(object, props, (value, path) => predicate(value, path[0])) | |
| } | |
| export default pickBy |