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Configuration error
Configuration error
; | |
var GetIntrinsic = require('get-intrinsic'); | |
var hasSymbols = require('has-symbols')(); | |
var $TypeError = GetIntrinsic('%TypeError%'); | |
var $gOPN = GetIntrinsic('%Object.getOwnPropertyNames%', true); | |
var $gOPS = hasSymbols && GetIntrinsic('%Object.getOwnPropertySymbols%', true); | |
var keys = require('object-keys'); | |
var esType = require('./Type'); | |
// https://262.ecma-international.org/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"`'); | |
}; | |