Edit File: GetOwnPropertyKeys.js
'use strict'; var GetIntrinsic = require('get-intrinsic'); var hasSymbols = require('has-symbols')(); var $TypeError = GetIntrinsic('%TypeError%'); var $gOPN = GetIntrinsic('%Object.getOwnPropertyNames%'); var $gOPS = hasSymbols && GetIntrinsic('%Object.getOwnPropertySymbols%'); var keys = require('object-keys'); var esType = require('./Type'); // https://ecma-international.org/ecma-262/6.0/#sec-getownpropertykeys module.exports = function GetOwnPropertyKeys(O, Type) { if (esType(O) !== 'Object') { throw new $TypeError('Assertion failed: Type(O) is not Object'); } if (Type === 'Symbol') { return $gOPS ? $gOPS(O) : []; } if (Type === 'String') { if (!$gOPN) { return keys(O); } return $gOPN(O); } throw new $TypeError('Assertion failed: `Type` must be `"String"` or `"Symbol"`'); };
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