GetOwnPropertyKeys.jsā¢831 B
'use strict';
var GetIntrinsic = require('get-intrinsic');
var hasSymbols = require('has-symbols')();
var $TypeError = require('es-errors/type');
var isObject = require('es-object-atoms/isObject');
var $gOPN = GetIntrinsic('%Object.getOwnPropertyNames%', true);
var $gOPS = hasSymbols && GetIntrinsic('%Object.getOwnPropertySymbols%', true);
var keys = require('object-keys');
// https://262.ecma-international.org/6.0/#sec-getownpropertykeys
module.exports = function GetOwnPropertyKeys(O, Type) {
if (!isObject(O)) {
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"`');
};