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/*
* Copyright (C) 2013-2021 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.
*/
#include "config.h"
#include "JSMapIterator.h"
#include "JSCInlines.h"
#include "JSInternalFieldObjectImplInlines.h"
#include "JSMap.h"
namespace JSC {
const ClassInfo JSMapIterator::s_info = { "Map Iterator"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSMapIterator) };
JSMapIterator* JSMapIterator::createWithInitialValues(VM& vm, Structure* structure)
{
JSMapIterator* iterator = new (NotNull, allocateCell<JSMapIterator>(vm)) JSMapIterator(vm, structure);
iterator->finishCreation(vm);
return iterator;
}
void JSMapIterator::finishCreation(VM& vm, JSMap* iteratedObject, IterationKind kind)
{
Base::finishCreation(vm);
internalField(Field::MapBucket).set(vm, this, iteratedObject->head());
internalField(Field::IteratedObject).set(vm, this, iteratedObject);
internalField(Field::Kind).set(vm, this, jsNumber(static_cast<int32_t>(kind)));
}
void JSMapIterator::finishCreation(VM& vm)
{
Base::finishCreation(vm);
auto values = initialValues();
for (unsigned index = 0; index < values.size(); ++index)
Base::internalField(index).set(vm, this, values[index]);
}
template<typename Visitor>
void JSMapIterator::visitChildrenImpl(JSCell* cell, Visitor& visitor)
{
auto* thisObject = jsCast<JSMapIterator*>(cell);
ASSERT_GC_OBJECT_INHERITS(thisObject, info());
Base::visitChildren(thisObject, visitor);
}
DEFINE_VISIT_CHILDREN(JSMapIterator);
JSValue JSMapIterator::createPair(JSGlobalObject* globalObject, JSValue key, JSValue value)
{
MarkedArgumentBuffer args;
args.append(key);
args.append(value);
ASSERT(!args.hasOverflowed());
return constructArray(globalObject, static_cast<ArrayAllocationProfile*>(nullptr), args);
}
}
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