runtime/NativeErrorConstructor.h

   1 /*
   2  *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
   3  *  Copyright (C) 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 NativeErrorConstructor_h
  22 #define NativeErrorConstructor_h
  23
  24 #include "InternalFunction.h"
  25 #include "NativeErrorPrototype.h"
  26
  27 namespace JSC {
  28
  29 class ErrorInstance;
  30 class FunctionPrototype;
  31 class NativeErrorPrototype;
  32
  33 class NativeErrorConstructor : public InternalFunction {
  34 public:
  35     typedef InternalFunction Base;
  36
  37     static NativeErrorConstructor* create(VM& vm, JSGlobalObject* globalObject, Structure* structure, Structure* prototypeStructure, const String& name)
  38     {
  39         NativeErrorConstructor* constructor = new (NotNull, allocateCell<NativeErrorConstructor>(vm.heap)) NativeErrorConstructor(vm, structure);
  40         constructor->finishCreation(vm, globalObject, prototypeStructure, name);
  41         return constructor;
  42     }
  43
  44     DECLARE_INFO;
  45
  46     static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
  47     {
  48         return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
  49     }
  50
  51     Structure* errorStructure() { return m_errorStructure.get(); }
  52
  53 protected:
  54     void finishCreation(VM&, JSGlobalObject*, Structure* prototypeStructure, const String& name);
  55
  56 private:
  57     NativeErrorConstructor(VM&, Structure*);
  58     static ConstructType getConstructData(JSCell*, ConstructData&);
  59     static CallType getCallData(JSCell*, CallData&);
  60     static void visitChildren(JSCell*, SlotVisitor&);
  61
  62     WriteBarrier<Structure> m_errorStructure;
  63 };
  64
  65 } // namespace JSC
  66
  67 #endif // NativeErrorConstructor_h