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/*
* Copyright (C) 2025 Sosuke Suzuki <aosukeke@gmail.com>.
*
* 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 "JSInternalFieldObjectImpl.h"
namespace JSC {
const static uint8_t JSAsyncDisposableStackNumberOfInternalFields = 2;
class JSAsyncDisposableStack final : public JSInternalFieldObjectImpl<JSAsyncDisposableStackNumberOfInternalFields> {
public:
using Base = JSInternalFieldObjectImpl<JSAsyncDisposableStackNumberOfInternalFields>;
DECLARE_EXPORT_INFO;
DECLARE_VISIT_CHILDREN;
enum class State : int32_t {
Pending = 0,
Disposed
};
enum class Field : uint8_t {
State = 0,
Capability,
};
static_assert(numberOfInternalFields == JSAsyncDisposableStackNumberOfInternalFields);
static std::array<JSValue, numberOfInternalFields> initialValues()
{
return { {
jsNumber(static_cast<int32_t>(State::Pending)),
jsNull(),
} };
}
const WriteBarrier<Unknown>& internalField(Field field) const { return Base::internalField(static_cast<uint32_t>(field)); }
WriteBarrier<Unknown>& internalField(Field field) { return Base::internalField(static_cast<uint32_t>(field)); }
template<typename CellType, SubspaceAccess mode>
static GCClient::IsoSubspace* subspaceFor(VM& vm)
{
return vm.asyncDisposableStackSpace<mode>();
}
inline static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
static JSAsyncDisposableStack* createWithInitialValues(VM&);
static JSAsyncDisposableStack* create(VM&, Structure*);
bool disposed();
private:
JSAsyncDisposableStack(VM& vm, Structure* structure)
: Base(vm, structure)
{
}
void finishCreation(VM&);
};
STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(JSAsyncDisposableStack);
}
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