1/*
2 *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
3 *  Copyright (C) 2003, 2007, 2008 Apple Inc. All Rights Reserved.
4 *
5 *  This library is free software; you can redistribute it and/or
6 *  modify it under the terms of the GNU Lesser General Public
7 *  License as published by the Free Software Foundation; either
8 *  version 2 of the License, or (at your option) any later version.
9 *
10 *  This library is distributed in the hope that it will be useful,
11 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 *  Lesser General Public License for more details.
14 *
15 *  You should have received a copy of the GNU Lesser General Public
16 *  License along with this library; if not, write to the Free Software
17 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
18 *
19 */
20
21#ifndef RegExpObject_h
22#define RegExpObject_h
23
24#include "JSObjectWithGlobalObject.h"
25#include "RegExp.h"
26
27namespace JSC {
28
29    class RegExpObject : public JSObjectWithGlobalObject {
30    public:
31        typedef JSObjectWithGlobalObject Base;
32
33        RegExpObject(JSGlobalObject*, Structure*, NonNullPassRefPtr<RegExp>);
34        virtual ~RegExpObject();
35
36        void setRegExp(PassRefPtr<RegExp> r) { d->regExp = r; }
37        RegExp* regExp() const { return d->regExp.get(); }
38
39        void setLastIndex(size_t lastIndex)
40        {
41            d->lastIndex.setWithoutWriteBarrier(jsNumber(lastIndex));
42        }
43        void setLastIndex(JSGlobalData& globalData, JSValue lastIndex)
44        {
45            d->lastIndex.set(globalData, this, lastIndex);
46        }
47        JSValue getLastIndex() const
48        {
49            return d->lastIndex.get();
50        }
51
52        JSValue test(ExecState*);
53        JSValue exec(ExecState*);
54
55        virtual bool getOwnPropertySlot(ExecState*, const Identifier& propertyName, PropertySlot&);
56        virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&);
57        virtual void put(ExecState*, const Identifier& propertyName, JSValue, PutPropertySlot&);
58
59        static JS_EXPORTDATA const ClassInfo s_info;
60
61        static Structure* createStructure(JSGlobalData& globalData, JSValue prototype)
62        {
63            return Structure::create(globalData, prototype, TypeInfo(ObjectType, StructureFlags), AnonymousSlotCount, &s_info);
64        }
65
66    protected:
67        static const unsigned StructureFlags = OverridesMarkChildren | OverridesGetOwnPropertySlot | JSObjectWithGlobalObject::StructureFlags;
68
69    private:
70        virtual void markChildren(MarkStack&);
71
72        bool match(ExecState*);
73
74        struct RegExpObjectData {
75            WTF_MAKE_FAST_ALLOCATED;
76        public:
77            RegExpObjectData(NonNullPassRefPtr<RegExp> regExp)
78                : regExp(regExp)
79            {
80                lastIndex.setWithoutWriteBarrier(jsNumber(0));
81            }
82
83            RefPtr<RegExp> regExp;
84            WriteBarrier<Unknown> lastIndex;
85        };
86#if COMPILER(MSVC)
87        friend void WTF::deleteOwnedPtr<RegExpObjectData>(RegExpObjectData*);
88#endif
89        OwnPtr<RegExpObjectData> d;
90    };
91
92    RegExpObject* asRegExpObject(JSValue);
93
94    inline RegExpObject* asRegExpObject(JSValue value)
95    {
96        ASSERT(asObject(value)->inherits(&RegExpObject::s_info));
97        return static_cast<RegExpObject*>(asObject(value));
98    }
99
100} // namespace JSC
101
102#endif // RegExpObject_h
103