diff options
Diffstat (limited to 'src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSNotAnObject.h')
-rw-r--r-- | src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSNotAnObject.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSNotAnObject.h b/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSNotAnObject.h deleted file mode 100644 index d5f430c..0000000 --- a/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSNotAnObject.h +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Copyright (C) 2008, 2009 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef JSNotAnObject_h -#define JSNotAnObject_h - -#include "JSObject.h" - -namespace JSC { - - class JSNotAnObjectErrorStub : public JSObject { - public: - JSNotAnObjectErrorStub(ExecState* exec, bool isNull) - : JSObject(exec->globalData().notAnObjectErrorStubStructure) - , m_isNull(isNull) - { - } - - bool isNull() const { return m_isNull; } - - private: - virtual bool isNotAnObjectErrorStub() const { return true; } - - bool m_isNull; - }; - - // This unholy class is used to allow us to avoid multiple exception checks - // in certain SquirrelFish bytecodes -- effectively it just silently consumes - // any operations performed on the result of a failed toObject call. - class JSNotAnObject : public JSObject { - public: - JSNotAnObject(ExecState* exec, JSNotAnObjectErrorStub* exception) - : JSObject(exec->globalData().notAnObjectStructure) - , m_exception(exception) - { - } - - static PassRefPtr<Structure> createStructure(JSValue prototype) - { - return Structure::create(prototype, TypeInfo(ObjectType, StructureFlags)); - } - - private: - - static const unsigned StructureFlags = OverridesGetOwnPropertySlot | OverridesMarkChildren | OverridesGetPropertyNames | JSObject::StructureFlags; - - // JSValue methods - virtual JSValue toPrimitive(ExecState*, PreferredPrimitiveType) const; - virtual bool getPrimitiveNumber(ExecState*, double& number, JSValue&); - virtual bool toBoolean(ExecState*) const; - virtual double toNumber(ExecState*) const; - virtual UString toString(ExecState*) const; - virtual JSObject* toObject(ExecState*) const; - - // Marking - virtual void markChildren(MarkStack&); - - // JSObject methods - virtual bool getOwnPropertySlot(ExecState*, const Identifier& propertyName, PropertySlot&); - virtual bool getOwnPropertySlot(ExecState*, unsigned propertyName, PropertySlot&); - virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&); - - virtual void put(ExecState*, const Identifier& propertyName, JSValue, PutPropertySlot&); - virtual void put(ExecState*, unsigned propertyName, JSValue); - - virtual bool deleteProperty(ExecState*, const Identifier& propertyName); - virtual bool deleteProperty(ExecState*, unsigned propertyName); - - virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&, EnumerationMode mode = ExcludeDontEnumProperties); - - JSNotAnObjectErrorStub* m_exception; - }; - -} // namespace JSC - -#endif // JSNotAnObject_h |