with-initializer-default-statement-list.js (1021B)
1 // |reftest| shell-option(--enable-explicit-resource-management) skip-if(!(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('explicit-resource-management'))||!xulRuntime.shell) error:SyntaxError -- 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-static-semantics-early-errors 7 description: > 8 using declarations with initialisers in statement positions: 9 default : StatementList 10 info: | 11 AwaitUsingDeclaration : CoverAwaitExpressionAndAwaitUsingDeclarationHead BindingList ; 12 13 - It is a Syntax Error if AwaitUsingDeclaration is contained directly within the StatementList of either a CaseClause or 14 DefaultClause. 15 negative: 16 phase: parse 17 type: SyntaxError 18 features: [explicit-resource-management] 19 ---*/ 20 $DONOTEVALUATE(); 21 switch (true) { default: using x = null; }