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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_REGEXP_REGEXP_UTILS_H_ | 5 #ifndef V8_REGEXP_REGEXP_UTILS_H_ |
6 #define V8_REGEXP_REGEXP_UTILS_H_ | 6 #define V8_REGEXP_REGEXP_UTILS_H_ |
7 | 7 |
8 #include "src/objects.h" | 8 #include "src/objects.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
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27 // ES#sec-regexpexec Runtime Semantics: RegExpExec ( R, S ) | 27 // ES#sec-regexpexec Runtime Semantics: RegExpExec ( R, S ) |
28 static MaybeHandle<Object> RegExpExec(Isolate* isolate, | 28 static MaybeHandle<Object> RegExpExec(Isolate* isolate, |
29 Handle<JSReceiver> regexp, | 29 Handle<JSReceiver> regexp, |
30 Handle<String> string, | 30 Handle<String> string, |
31 Handle<Object> exec); | 31 Handle<Object> exec); |
32 | 32 |
33 // ES#sec-isregexp IsRegExp ( argument ) | 33 // ES#sec-isregexp IsRegExp ( argument ) |
34 // Includes checking of the match property. | 34 // Includes checking of the match property. |
35 static Maybe<bool> IsRegExp(Isolate* isolate, Handle<Object> object); | 35 static Maybe<bool> IsRegExp(Isolate* isolate, Handle<Object> object); |
36 | 36 |
37 // Checks whether exec is identical to the initial RegExp.prototype.exec. | 37 // Checks whether the given object is an unmodified JSRegExp instance. |
38 static bool IsBuiltinExec(Handle<Object> exec); | 38 // Neither the object's map, nor its prototype's map may be modified. |
| 39 static bool IsUnmodifiedRegExp(Isolate* isolate, Handle<Object> obj); |
39 | 40 |
40 // ES#sec-advancestringindex | 41 // ES#sec-advancestringindex |
41 // AdvanceStringIndex ( S, index, unicode ) | 42 // AdvanceStringIndex ( S, index, unicode ) |
42 static int AdvanceStringIndex(Isolate* isolate, Handle<String> string, | 43 static int AdvanceStringIndex(Isolate* isolate, Handle<String> string, |
43 int index, bool unicode); | 44 int index, bool unicode); |
44 static MaybeHandle<Object> SetAdvancedStringIndex(Isolate* isolate, | 45 static MaybeHandle<Object> SetAdvancedStringIndex(Isolate* isolate, |
45 Handle<JSReceiver> regexp, | 46 Handle<JSReceiver> regexp, |
46 Handle<String> string, | 47 Handle<String> string, |
47 bool unicode); | 48 bool unicode); |
48 }; | 49 }; |
49 | 50 |
50 } // namespace internal | 51 } // namespace internal |
51 } // namespace v8 | 52 } // namespace v8 |
52 | 53 |
53 #endif // V8_REGEXP_REGEXP_UTILS_H_ | 54 #endif // V8_REGEXP_REGEXP_UTILS_H_ |
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