// Copyright 2016 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.// https://github.com/tc39/proposal-regexp-legacy-features#additional-properties-of-the-regexp-constructorconstprops=["input","$_","lastMatch","$&","lastParen","$+","leftContext","$`","rightContext","$'","$1","$2","$3","$4","$5","$6","$7","$8","$9"];for(leti=0;i<props.length;i++){constprop=props[i];constdesc=Object.getOwnPropertyDescriptor(RegExp,prop);assertTrue(desc.configurable,prop);assertFalse(desc.enumerable,prop);assertTrue(desc.get!==undefined,prop);// TODO(jgruber): Although the spec proposal specifies setting setters to// undefined, we are not sure that this change would be web-compatible, and// we are intentionally sticking with the old behavior for now.assertTrue(desc.set!==undefined,prop);}