from-regexp-like-short-circuit.js (1123B)
1 // Copyright (C) 2015 the V8 project authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 description: Skipping construction from RegExp-like objects 6 es6id: 21.2.3.1 7 info: | 8 1. Let patternIsRegExp be IsRegExp(pattern). 9 [...] 10 3. If NewTarget is not undefined, let newTarget be NewTarget. 11 4. Else, 12 a. Let newTarget be the active function object. 13 b. If patternIsRegExp is true and flags is undefined, then 14 i. Let patternConstructor be Get(pattern, "constructor"). 15 ii. ReturnIfAbrupt(patternConstructor). 16 iii. If SameValue(newTarget, patternConstructor) is true, return 17 pattern. 18 features: [Symbol, Symbol.match] 19 ---*/ 20 21 var obj = { 22 constructor: RegExp 23 }; 24 25 obj[Symbol.match] = true; 26 assert.sameValue(RegExp(obj), obj); 27 28 obj[Symbol.match] = 'string'; 29 assert.sameValue(RegExp(obj), obj); 30 31 obj[Symbol.match] = []; 32 assert.sameValue(RegExp(obj), obj); 33 34 obj[Symbol.match] = Symbol(); 35 assert.sameValue(RegExp(obj), obj); 36 37 obj[Symbol.match] = 86; 38 assert.sameValue(RegExp(obj), obj); 39 40 reportCompare(0, 0);