test262/test/language/statements/using/syntax/using-invalid-assignment-statement-body-for-of.js
Ron Buckton b56fb90b56
[explicit-resource-management] Add remaining tests specific to using statement syntax (#4483)
* Add remaining tests specific to using statement syntax

* Fix incorrect test, esid

* Add 'for(using of=' test

* PR feedback and minor fixes due to banning 'using' in switch case/default

* Fix spacing around esid

* Fix test implementation

* Fix error type in test
2025-11-04 08:59:03 -08:00

15 lines
530 B
JavaScript

// Copyright (C) 2023 Ron Buckton. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-declarative-environment-records-setmutablebinding-n-v-s
description: >
using: invalid assignment in Statement body. Since a `using` declaration introduces an immutable
binding, any attempt to change it results in a TypeError.
features: [explicit-resource-management]
---*/
assert.throws(TypeError, function() {
for (using x of [null]) { x = { [Symbol.dispose]() { } }; }
});