Strict mode Passingnon-Strict mode Passing
Features:
- Symbol.match
// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- description: Match failure with non-writable `lastIndex` property es6id: 21.2.5.6 info: | 21.2.5.6 RegExp.prototype [ @@match ] ( string ) [...] 5. Let global be ToBoolean(Get(rx, "global")). 6. ReturnIfAbrupt(global). 7. If global is false, then a. Return RegExpExec(rx, S). 21.2.5.2.2 Runtime Semantics: RegExpBuiltinExec ( R, S ) [...] 4. Let lastIndex be ToLength(Get(R,"lastIndex")). [...] 8. Let sticky be ToBoolean(Get(R, "sticky")). [...] 15. Repeat, while matchSucceeded is false [...] b. Let r be matcher(S, lastIndex). c. If r is failure, then i. If sticky is true, then 1. Let setStatus be Set(R, "lastIndex", 0, true). 2. ReturnIfAbrupt(setStatus). features: [Symbol.match] ---*/ var r = /c/y; Object.defineProperty(r, 'lastIndex', { writable: false }); assert.throws(TypeError, function() { r[Symbol.match]('abc'); });