webkitgtk-2.10.2webkitgtk-2.10.2

1 files changed, 100 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/runtime/ObjectConstructor.h b/Source/JavaScriptCore/runtime/ObjectConstructor.h
new file mode 100644
index 000000000..15b0d4dae
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+++ b/Source/JavaScriptCore/runtime/ObjectConstructor.h
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+/*
+ *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2008 Apple Inc. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifndef ObjectConstructor_h
+#define ObjectConstructor_h
+
+#include "InternalFunction.h"
+#include "JSGlobalObject.h"
+#include "ObjectPrototype.h"
+
+namespace JSC {
+
+EncodedJSValue JSC_HOST_CALL objectConstructorGetOwnPropertyDescriptor(ExecState*);
+EncodedJSValue JSC_HOST_CALL objectConstructorGetOwnPropertySymbols(ExecState*);
+EncodedJSValue JSC_HOST_CALL objectConstructorKeys(ExecState*);
+EncodedJSValue JSC_HOST_CALL ownEnumerablePropertyKeys(ExecState*);
+
+class ObjectPrototype;
+
+class ObjectConstructor : public InternalFunction {
+public:
+    typedef InternalFunction Base;
+    static const unsigned StructureFlags = Base::StructureFlags | OverridesGetOwnPropertySlot;
+
+    static ObjectConstructor* create(VM& vm, JSGlobalObject* globalObject, Structure* structure, ObjectPrototype* objectPrototype)
+    {
+        ObjectConstructor* constructor = new (NotNull, allocateCell<ObjectConstructor>(vm.heap)) ObjectConstructor(vm, structure);
+        constructor->finishCreation(vm, globalObject, objectPrototype);
+        return constructor;
+    }
+
+    static bool getOwnPropertySlot(JSObject*, ExecState*, PropertyName, PropertySlot&);
+
+    DECLARE_INFO;
+
+    static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
+    {
+        return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
+    }
+
+    JSFunction* addDefineProperty(ExecState*, JSGlobalObject*);
+
+protected:
+    void finishCreation(VM&, JSGlobalObject*, ObjectPrototype*);
+
+private:
+    ObjectConstructor(VM&, Structure*);
+    static ConstructType getConstructData(JSCell*, ConstructData&);
+    static CallType getCallData(JSCell*, CallData&);
+};
+
+inline JSObject* constructEmptyObject(ExecState* exec, Structure* structure)
+{
+    return JSFinalObject::create(exec, structure);
+}
+
+inline JSObject* constructEmptyObject(ExecState* exec, JSObject* prototype, unsigned inlineCapacity)
+{
+    JSGlobalObject* globalObject = exec->lexicalGlobalObject();
+    PrototypeMap& prototypeMap = globalObject->vm().prototypeMap;
+    Structure* structure = prototypeMap.emptyObjectStructureForPrototype(
+        prototype, inlineCapacity);
+    return constructEmptyObject(exec, structure);
+}
+
+inline JSObject* constructEmptyObject(ExecState* exec, JSObject* prototype)
+{
+    return constructEmptyObject(exec, prototype, JSFinalObject::defaultInlineCapacity());
+}
+
+inline JSObject* constructEmptyObject(ExecState* exec)
+{
+    return constructEmptyObject(exec, exec->lexicalGlobalObject()->objectPrototype());
+}
+
+JSObject* objectConstructorFreeze(ExecState*, JSObject*);
+JSValue objectConstructorGetPrototypeOf(ExecState*, JSObject*);
+JSArray* ownPropertyKeys(ExecState*, JSObject*, PropertyNameMode, DontEnumPropertiesMode);
+bool toPropertyDescriptor(ExecState*, JSValue, PropertyDescriptor&);
+
+} // namespace JSC
+
+#endif // ObjectConstructor_h