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// |reftest| shell-option(--enable-explicit-resource-management) skip-if(!(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('explicit-resource-management'))||!xulRuntime.shell) module -- explicit-resource-management is not enabled unconditionally, requires shell-options
// Copyright (C) 2023 Ron Buckton. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-let-const-using-and-await-using-declarations
description: >
module and block scope await using
flags: [module]
features: [explicit-resource-management]
---*/
await using z = null;
// Block local
{
await using z = undefined;
}
assert.sameValue(z, null);
if (true) {
const obj = { [Symbol.dispose]() { } };
await using z = obj;
assert.sameValue(z, obj);
}
reportCompare(0, 0);