// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-object.seal
description: >
Object.seal null
info: |
If Type(O) is not Object, return O.
Let status be ? SetIntegrityLevel(O, sealed).
SetIntegrityLevel ( O, level )
Assert: Type(O) is Object.
Assert: level is either sealed or frozen.
Let status be ? O.[[PreventExtensions]]().
If status is false, return false.
Let keys be ? O.[[OwnPropertyKeys]]().
If level is sealed, then
For each element k of keys, do
Perform ? DefinePropertyOrThrow(O, k, PropertyDescriptor { [[Configurable]]: false }).
Else,
Assert: level is frozen.
For each element k of keys, do
Let currentDesc be ? O.[[GetOwnProperty]](k).
If currentDesc is not undefined, then
If IsAccessorDescriptor(currentDesc) is true, then
Let desc be the PropertyDescriptor { [[Configurable]]: false }.
Else,
Let desc be the PropertyDescriptor { [[Configurable]]: false, [[Writable]]: false }.
Perform ? DefinePropertyOrThrow(O, k, desc).
Return true.
---*/
Object.seal(null);
reportCompare(0, 0);
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[Dauer der Verarbeitung: 0.11 Sekunden, vorverarbeitet 2026-09-30]
