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Direktori : /var/www/html/node_modules/lodash/ |
Current File : /var/www/html/node_modules/lodash/pickBy.js |
var arrayMap = require('./_arrayMap'), baseIteratee = require('./_baseIteratee'), basePickBy = require('./_basePickBy'), getAllKeysIn = require('./_getAllKeysIn'); /** * Creates an object composed of the `object` properties `predicate` returns * truthy for. The predicate is invoked with two arguments: (value, key). * * @static * @memberOf _ * @since 4.0.0 * @category Object * @param {Object} object The source object. * @param {Function} [predicate=_.identity] The function invoked per property. * @returns {Object} Returns the new object. * @example * * var object = { 'a': 1, 'b': '2', 'c': 3 }; * * _.pickBy(object, _.isNumber); * // => { 'a': 1, 'c': 3 } */ function pickBy(object, predicate) { if (object == null) { return {}; } var props = arrayMap(getAllKeysIn(object), function(prop) { return [prop]; }); predicate = baseIteratee(predicate); return basePickBy(object, props, function(value, path) { return predicate(value, path[0]); }); } module.exports = pickBy;