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     static const unsigned StructureFlags = Base::StructureFlags | OverridesGetOwnPropertySlot;
  39
  40     static JSONObject* create(VM& vm, Structure* structure)
  41     {
  42         JSONObject* object = new (NotNull, allocateCell<JSONObject>(vm.heap)) JSONObject(vm, structure);
  43         object->finishCreation(vm);
  44         return object;
  45     }
  46
  47     static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
  48     {
  49         return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
  50     }
  51
  52     DECLARE_INFO;
  53
  54 protected:
  55     void finishCreation(VM&);
  56
  57 private:
  58     JSONObject(VM&, Structure*);
  59     static bool getOwnPropertySlot(JSObject*, ExecState*, PropertyName, PropertySlot&);
  60 };
  61
  62 JS_EXPORT_PRIVATE JSValue JSONParse(ExecState*, const String&);
  63 JS_EXPORT_PRIVATE String JSONStringify(ExecState*, JSValue, unsigned indent);
  64
  65
  66 } // namespace JSC
  67
  68 #endif // JSONObject_h