| 'use strict'; |
| |
| var $TypeError = require('es-errors/type'); |
| |
| var objectKeys = require('object-keys'); |
| var safePushApply = require('safe-push-apply'); |
| var callBound = require('call-bound'); |
| |
| var $isEnumerable = callBound('Object.prototype.propertyIsEnumerable'); |
| |
| var forEach = require('../helpers/forEach'); |
| var isObject = require('../helpers/isObject'); |
| |
| // https://262.ecma-international.org/14.0/#sec-enumerableownproperties |
| |
| module.exports = function EnumerableOwnProperties(O, kind) { |
| if (!isObject(O)) { |
| throw new $TypeError('Assertion failed: Type(O) is not Object'); |
| } |
| |
| var keys = objectKeys(O); |
| if (kind === 'key') { |
| return keys; |
| } |
| if (kind === 'value' || kind === 'key+value') { |
| var results = []; |
| forEach(keys, function (key) { |
| if ($isEnumerable(O, key)) { |
| safePushApply(results, [ |
| kind === 'value' ? O[key] : [key, O[key]] |
| ]); |
| } |
| }); |
| return results; |
| } |
| throw new $TypeError('Assertion failed: "kind" is not "key", "value", or "key+value": ' + kind); |
| }; |