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/*
* Copyright (C) 2018 Igalia S.L.
* Copyright (C) 2006-2022 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.
*/
#pragma once
#include "InternalFunction.h"
#include "JSObjectRef.h"
#include <glib-object.h>
#include <wtf/glib/GRefPtr.h>
typedef struct _JSCClass JSCClass;
namespace JSC {
class JSCCallbackFunction final : public InternalFunction {
friend struct APICallbackFunction;
public:
typedef InternalFunction Base;
template<typename CellType, SubspaceAccess mode>
static GCClient::IsoSubspace* subspaceFor(VM& vm)
{
return vm.jscCallbackFunctionSpace<mode>();
}
enum class Type {
Function,
Method,
Constructor
};
static JSCCallbackFunction* create(VM&, JSGlobalObject*, const String& name, Type, JSCClass*, GRefPtr<GClosure>&&, GType, std::optional<Vector<GType>>&&);
static constexpr DestructionMode needsDestruction = NeedsDestruction;
static void destroy(JSCell*);
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
{
ASSERT(globalObject);
return Structure::create(vm, globalObject, prototype, TypeInfo(InternalFunctionType, StructureFlags), info());
}
DECLARE_INFO;
JSValueRef call(JSContextRef, JSObjectRef, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception);
JSObjectRef construct(JSContextRef, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception);
private:
JSCCallbackFunction(VM&, Structure*, Type, JSCClass*, GRefPtr<GClosure>&&, GType, std::optional<Vector<GType>>&&);
JSObjectCallAsFunctionCallback functionCallback() { return m_functionCallback; }
JSObjectCallAsConstructorCallback constructCallback() { return m_constructCallback; }
JSObjectCallAsFunctionCallback m_functionCallback;
JSObjectCallAsConstructorCallback m_constructCallback;
Type m_type;
GRefPtr<JSCClass> m_class;
GRefPtr<GClosure> m_closure;
GType m_returnType;
std::optional<Vector<GType>> m_parameters;
};
} // namespace JSC
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