Strict mode Passingnon-Strict mode Passing
Features:
- Symbol.search
// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- description: Invocation of @@search property of user-supplied objects es6id: 21.1.3.15 info: | [...] 3. If regexp is neither undefined nor null, then a. Let searcher be GetMethod(regexp, @@search). b. ReturnIfAbrupt(searcher). c. If searcher is not undefined, then i. Return Call(searcher, regexp, «O») features: [Symbol.search] ---*/ var regexp = {}; var returnVal = {}; var callCount = 0; var thisVal, args; regexp[Symbol.search] = function() { callCount += 1; thisVal = this; args = arguments; return returnVal; }; assert.sameValue('O'.search(regexp), returnVal); assert.sameValue(callCount, 1, 'Invokes the method exactly once'); assert.sameValue(thisVal, regexp); assert.notSameValue(args, undefined); assert.sameValue(args.length, 1); assert.sameValue(args[0], 'O');