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1 // Copyright 2014 the V8 project authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 (function(global, utils) { | |
6 | |
7 'use strict'; | |
8 | |
9 %CheckIsBootstrapping(); | |
10 | |
11 // ------------------------------------------------------------------- | |
12 // Imports | |
13 | |
14 var GlobalRegExp = global.RegExp; | |
15 | |
16 // ------------------------------------------------------------------- | |
17 | |
18 // ES6 draft 12-06-13, section 21.2.5.3 | |
19 // + https://bugs.ecmascript.org/show_bug.cgi?id=3423 | |
20 function RegExpGetFlags() { | |
21 if (!IS_SPEC_OBJECT(this)) { | |
22 throw MakeTypeError(kFlagsGetterNonObject, TO_STRING(this)); | |
23 } | |
24 var result = ''; | |
25 if (this.global) result += 'g'; | |
26 if (this.ignoreCase) result += 'i'; | |
27 if (this.multiline) result += 'm'; | |
28 if (this.unicode) result += 'u'; | |
29 if (this.sticky) result += 'y'; | |
30 return result; | |
31 } | |
32 | |
33 %DefineAccessorPropertyUnchecked(GlobalRegExp.prototype, 'flags', | |
34 RegExpGetFlags, null, DONT_ENUM); | |
35 %SetNativeFlag(RegExpGetFlags); | |
36 | |
37 }) | |
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