Source/JavaScriptCore/runtime/ModuleLoaderPayload.cpp

/*
 * Copyright (C) 2026 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *    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
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#include "config.h"
#include "ModuleLoaderPayload.h"

#include "JSCellInlines.h"
#include "JSPromise.h"

namespace JSC {

const ClassInfo ModuleLoaderPayload::s_info = { "ModuleLoaderPayload"_s, nullptr, nullptr, nullptr, CREATE_METHOD_TABLE(ModuleLoaderPayload) };

ModuleLoaderPayload::ModuleLoaderPayload(VM& vm, Structure* structure, JSPromise* promise)
    : Base(vm, structure)
    , m_promise(promise, WriteBarrierEarlyInit)
{
}

void ModuleLoaderPayload::finishCreation(VM& vm)
{
    Base::finishCreation(vm);
    ASSERT(inherits(info()));
}

template<typename Visitor>
void ModuleLoaderPayload::visitChildrenImpl(JSCell* cell, Visitor& visitor)
{
    auto* thisObject = uncheckedDowncast<ModuleLoaderPayload>(cell);
    ASSERT_GC_OBJECT_INHERITS(thisObject, info());
    Base::visitChildren(thisObject, visitor);
    visitor.append(thisObject->m_promise);
    visitor.append(thisObject->m_fulfillment);
}

DEFINE_VISIT_CHILDREN(ModuleLoaderPayload);

ModuleLoaderPayload* ModuleLoaderPayload::create(VM& vm, JSPromise* promise)
{
    ModuleLoaderPayload* instance = new (NotNull, allocateCell<ModuleLoaderPayload>(vm)) ModuleLoaderPayload(vm, vm.moduleLoaderPayloadStructure.get(), promise);
    instance->finishCreation(vm);
    return instance;
}

} // namespace JSC