// Copyright (C) 2024 André Bargull. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-delete-operator-runtime-semantics-evaluation description: > ToPropertyKey not performed when deleting a super reference. info: | 13.5.1.2 Runtime Semantics: Evaluation UnaryExpression : delete UnaryExpression 1. Let ref be ? Evaluation of UnaryExpression. ... 4. If IsPropertyReference(ref) is true, then ... b. If IsSuperReference(ref) is true, throw a ReferenceError exception. ---*/ var key = { toString() { throw new Test262Error("ToPropertyKey performed"); } }; var obj = { m() { delete super[key]; } }; assert.throws(ReferenceError, () => obj.m());