darling-JavaScriptCore/API/JSCallbackFunction.h
2020-08-29 15:28:47 -04:00

68 lines
2.5 KiB
C++

/*
* Copyright (C) 2006-2019 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 INC. OR
* 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 JSCallbackFunction_h
#define JSCallbackFunction_h
#include "InternalFunction.h"
#include "JSObjectRef.h"
namespace JSC {
class JSCallbackFunction final : public InternalFunction {
friend struct APICallbackFunction;
public:
typedef InternalFunction Base;
template<typename CellType, SubspaceAccess mode>
static IsoSubspace* subspaceFor(VM& vm)
{
return vm.callbackFunctionSpace<mode>();
}
static JSCallbackFunction* create(VM&, JSGlobalObject*, JSObjectCallAsFunctionCallback, const String& name);
DECLARE_INFO;
// InternalFunction mish-mashes constructor and function behavior -- we should
// refactor the code so this override isn't necessary
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue proto)
{
return Structure::create(vm, globalObject, proto, TypeInfo(InternalFunctionType, StructureFlags), info());
}
private:
JSCallbackFunction(VM&, Structure*, JSObjectCallAsFunctionCallback);
void finishCreation(VM&, const String& name);
JSObjectCallAsFunctionCallback functionCallback() { return m_callback; }
JSObjectCallAsFunctionCallback m_callback { nullptr };
};
} // namespace JSC
#endif // JSCallbackFunction_h