await-using-allows-bindingidentifier.js (704B)
1 // |reftest| shell-option(--enable-explicit-resource-management) skip-if(!(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('explicit-resource-management'))||!xulRuntime.shell) async -- explicit-resource-management is not enabled unconditionally, requires shell-options 2 // Copyright (C) 2023 Ron Buckton. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 esid: sec-let-const-using-and-await-using-declarations 7 description: > 8 'await using' allows BindingIdentifier in lexical bindings 9 flags: [async] 10 includes: [asyncHelpers.js] 11 features: [explicit-resource-management] 12 ---*/ 13 asyncTest(async function () { 14 await using x = null; 15 });