runtime/ErrorInstance.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 ErrorInstance_h
  22 #define ErrorInstance_h
  23
  24 #include "Interpreter.h"
  25 #include "JSObject.h"
  26 #include "SourceProvider.h"
  27
  28 namespace JSC {
  29
  30     class ErrorInstance : public JSNonFinalObject {
  31     public:
  32         typedef JSNonFinalObject Base;
  33
  34         DECLARE_INFO;
  35
  36         static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
  37         {
  38             return Structure::create(vm, globalObject, prototype, TypeInfo(ErrorInstanceType, StructureFlags), info());
  39         }
  40
  41         static ErrorInstance* create(VM& vm, Structure* structure, const String& message, Vector<StackFrame> stackTrace = Vector<StackFrame>())
  42         {
  43             ErrorInstance* instance = new (NotNull, allocateCell<ErrorInstance>(vm.heap)) ErrorInstance(vm, structure);
  44             instance->finishCreation(vm, message, stackTrace);
  45             return instance;
  46         }
  47
  48         static ErrorInstance* create(ExecState* exec, Structure* structure, JSValue message, Vector<StackFrame> stackTrace = Vector<StackFrame>())
  49         {
  50             return create(exec->vm(), structure, message.isUndefined() ? String() : message.toString(exec)->value(exec), stackTrace);
  51         }
  52
  53         bool appendSourceToMessage() { return m_appendSourceToMessage; }
  54         void setAppendSourceToMessage() { m_appendSourceToMessage = true; }
  55         void clearAppendSourceToMessage() { m_appendSourceToMessage = false; }
  56
  57     protected:
  58         explicit ErrorInstance(VM&, Structure*);
  59
  60         void finishCreation(VM&, const String&, Vector<StackFrame> = Vector<StackFrame>());
  61
  62         bool m_appendSourceToMessage;
  63     };
  64
  65 } // namespace JSC
  66
  67 #endif // ErrorInstance_h