arkcompiler_ets_runtime/ecmascript/js_map_iterator.h
hecunmao 34e54c02ba Bug in Array.from fastpath
Issue:https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/IACUD3

Signed-off-by: hecunmao <hecunmao@huawei.com>
Change-Id: Iff0cdd7a2463d4a916bcbea416b78520cf8bafa5
2024-07-14 20:30:57 +08:00

54 lines
2.1 KiB
C++

/*
* Copyright (c) 2021 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ECMASCRIPT_JS_MAP_ITERATOR_H
#define ECMASCRIPT_JS_MAP_ITERATOR_H
#include "ecmascript/js_iterator.h"
#include "ecmascript/js_object.h"
namespace panda::ecmascript {
class JSMapIterator : public JSObject {
public:
static JSMapIterator *Cast(TaggedObject *obj)
{
ASSERT(JSTaggedValue(obj).IsJSMapIterator());
return static_cast<JSMapIterator *>(obj);
}
static JSHandle<JSTaggedValue> CreateMapIterator(JSThread *thread, const JSHandle<JSTaggedValue> &obj,
IterationKind kind);
static JSTaggedValue Next(EcmaRuntimeCallInfo *argv);
static JSTaggedValue NextInternal(JSThread *thread, JSHandle<JSTaggedValue> thisObj);
void Update(const JSThread *thread);
static JSTaggedValue MapIteratorToList(JSThread *thread, JSHandle<JSTaggedValue> iterator);
static constexpr size_t ITERATED_MAP_OFFSET = JSObject::SIZE;
ACCESSORS(IteratedMap, ITERATED_MAP_OFFSET, NEXT_INDEX_OFFSET);
ACCESSORS_PRIMITIVE_FIELD(NextIndex, uint32_t, NEXT_INDEX_OFFSET, BIT_FIELD_OFFSET)
ACCESSORS_BIT_FIELD(BitField, BIT_FIELD_OFFSET, LAST_OFFSET)
DEFINE_ALIGN_SIZE(LAST_OFFSET);
// define BitField
static constexpr size_t ITERATION_KIND_BITS = 2;
FIRST_BIT_FIELD(BitField, IterationKind, IterationKind, ITERATION_KIND_BITS)
DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, ITERATED_MAP_OFFSET, NEXT_INDEX_OFFSET)
DECL_DUMP()
};
} // namespace panda::ecmascript
#endif // ECMASCRIPT_JS_MAP_ITERATOR_H