test262/test/built-ins/AsyncDisposableStack/instance-extensible.js

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JavaScript

// Copyright (C) 2023 Ron Buckton. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-asyncdisposablestack
description: Instances of AsyncDisposableStack are extensible
info: |
AsyncDisposableStack( )
...
2. Let asyncDisposableStack be ? OrdinaryCreateFromConstructor(NewTarget, "%AsyncDisposableStack.prototype%", « [[AsyncDisposableState]], [[DisposeCapability]] »).
3. Set asyncDisposableStack.[[AsyncDisposableState]] to pending.
4. Set asyncDisposableStack.[[DisposeCapability]] to NewDisposeCapability().
5. Return asyncDisposableStack.
OrdinaryCreateFromConstructor ( constructor, intrinsicDefaultProto [ , internalSlotsList ] )
...
2. Let proto be ? GetPrototypeFromConstructor(constructor, intrinsicDefaultProto).
3. Return ObjectCreate(proto, internalSlotsList).
ObjectCreate ( proto [ , internalSlotsList ] )
4. Set obj.[[Prototype]] to proto.
5. Set obj.[[Extensible]] to true.
6. Return obj.
features: [explicit-resource-management, Reflect]
---*/
var stack = new AsyncDisposableStack();
assert.sameValue(Object.isExtensible(stack), true);