runtime/JSONObject.h

   1 /*
   2  * Copyright (C) 2009 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef JSONObject_h
  27 #define JSONObject_h
  28
  29 #include "JSObject.h"
  30
  31 namespace JSC {
  32
  33     class Stringifier;
  34
  35     class JSONObject : public JSNonFinalObject {
  36     public:
  37         typedef JSNonFinalObject Base;
  38
  39         static JSONObject* create(ExecState* exec, JSGlobalObject* globalObject, Structure* structure)
  40         {
  41             JSONObject* object = new (NotNull, allocateCell<JSONObject>(*exec->heap())) JSONObject(globalObject, structure);
  42             object->finishCreation(globalObject);
  43             return object;
  44         }
  45
  46         static Structure* createStructure(JSGlobalData& globalData, JSGlobalObject* globalObject, JSValue prototype)
  47         {
  48             return Structure::create(globalData, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), &s_info);
  49         }
  50
  51         static const ClassInfo s_info;
  52
  53     protected:
  54         void finishCreation(JSGlobalObject*);
  55         static const unsigned StructureFlags = OverridesGetOwnPropertySlot | JSObject::StructureFlags;
  56
  57     private:
  58         JSONObject(JSGlobalObject*, Structure*);
  59         static bool getOwnPropertySlot(JSCell*, ExecState*, const Identifier&, PropertySlot&);
  60         static bool getOwnPropertyDescriptor(JSObject*, ExecState*, const Identifier&, PropertyDescriptor&);
  61
  62     };
  63
  64     UString JSONStringify(ExecState* exec, JSValue value, unsigned indent);
  65
  66 } // namespace JSC
  67
  68 #endif // JSONObject_h