runtime/RegExpConstructor.h

   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 RegExpConstructor_h
  22 #define RegExpConstructor_h
  23
  24 #include "InternalFunction.h"
  25 #include <wtf/OwnPtr.h>
  26
  27 namespace JSC {
  28
  29     class RegExp;
  30     class RegExpPrototype;
  31     struct RegExpConstructorPrivate;
  32
  33     class RegExpConstructor : public InternalFunction {
  34     public:
  35         RegExpConstructor(ExecState*, PassRefPtr<Structure>, RegExpPrototype*);
  36
  37         static PassRefPtr<Structure> createStructure(JSValuePtr prototype)
  38         {
  39             return Structure::create(prototype, TypeInfo(ObjectType, ImplementsHasInstance));
  40         }
  41
  42         virtual void put(ExecState*, const Identifier& propertyName, JSValuePtr, PutPropertySlot&);
  43         virtual bool getOwnPropertySlot(ExecState*, const Identifier& propertyName, PropertySlot&);
  44
  45         static const ClassInfo info;
  46
  47         void performMatch(RegExp*, const UString&, int startOffset, int& position, int& length, int** ovector = 0);
  48         JSObject* arrayOfMatches(ExecState*) const;
  49
  50         void setInput(const UString&);
  51         const UString& input() const;
  52
  53         void setMultiline(bool);
  54         bool multiline() const;
  55
  56         JSValuePtr getBackref(ExecState*, unsigned) const;
  57         JSValuePtr getLastParen(ExecState*) const;
  58         JSValuePtr getLeftContext(ExecState*) const;
  59         JSValuePtr getRightContext(ExecState*) const;
  60
  61     private:
  62         virtual ConstructType getConstructData(ConstructData&);
  63         virtual CallType getCallData(CallData&);
  64
  65         virtual const ClassInfo* classInfo() const { return &info; }
  66
  67         OwnPtr<RegExpConstructorPrivate> d;
  68     };
  69
  70     RegExpConstructor* asRegExpConstructor(JSValuePtr);
  71
  72     JSObject* constructRegExp(ExecState*, const ArgList&);
  73
  74     inline RegExpConstructor* asRegExpConstructor(JSValuePtr value)
  75     {
  76         ASSERT(asObject(value)->inherits(&RegExpConstructor::info));
  77         return static_cast<RegExpConstructor*>(asObject(value));
  78     }
  79
  80 } // namespace JSC
  81
  82 #endif // RegExpConstructor_h