2021-09-04 08:06:49 +00:00
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/*
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2022-03-14 09:42:27 +00:00
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* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
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2021-09-04 08:06:49 +00:00
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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2021-09-07 14:24:16 +00:00
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#ifndef ECMASCRIPT_JS_FORIN_ITERATOR_H
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#define ECMASCRIPT_JS_FORIN_ITERATOR_H
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2021-09-04 08:06:49 +00:00
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#include <utility>
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2022-07-23 10:54:34 +00:00
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2022-07-23 10:33:33 +00:00
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#include "ecmascript/js_object.h"
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2021-09-04 08:06:49 +00:00
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#include "ecmascript/js_tagged_value-inl.h"
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#include "ecmascript/tagged_array-inl.h"
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namespace panda::ecmascript {
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class JSForInIterator : public JSObject {
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public:
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2021-12-17 09:18:10 +00:00
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CAST_CHECK(JSForInIterator, IsForinIterator);
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2021-09-04 08:06:49 +00:00
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static std::pair<JSTaggedValue, bool> NextInternal(JSThread *thread, const JSHandle<JSForInIterator> &it);
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static JSTaggedValue Next(EcmaRuntimeCallInfo *msg);
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static bool CheckObjProto(const JSThread *thread, const JSHandle<JSForInIterator> &it);
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2022-11-24 07:55:30 +00:00
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static void GetAllEnumKeys(JSThread *thread, const JSHandle<JSForInIterator> &it,
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const JSHandle<JSTaggedValue> &object);
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static constexpr size_t OBJECT_OFFSET = JSObject::SIZE;
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2022-01-25 10:05:12 +00:00
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ACCESSORS(Object, OBJECT_OFFSET, VISITED_KEYS_OFFSET)
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2022-11-24 07:55:30 +00:00
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ACCESSORS(VisitedObjs, VISITED_KEYS_OFFSET, REMAINING_KEYS_OFFSET)
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2022-01-25 10:05:12 +00:00
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ACCESSORS(RemainingKeys, REMAINING_KEYS_OFFSET, BIT_FIELD_OFFSET)
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ACCESSORS_BIT_FIELD(BitField, BIT_FIELD_OFFSET, LAST_OFFSET)
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DEFINE_ALIGN_SIZE(LAST_OFFSET);
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2021-09-04 08:06:49 +00:00
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2022-01-25 10:05:12 +00:00
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// define BitField
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static constexpr size_t WAS_VISITED_BITS = 3;
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FIRST_BIT_FIELD(BitField, WasVisited, bool, WAS_VISITED_BITS)
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2022-11-24 07:55:30 +00:00
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NEXT_BIT_FIELD(BitField, HasVisitObjs, bool, 1, WasVisited)
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2021-09-04 08:06:49 +00:00
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2022-01-25 10:05:12 +00:00
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DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, OBJECT_OFFSET, BIT_FIELD_OFFSET)
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2021-10-18 06:11:40 +00:00
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DECL_DUMP()
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};
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} // namespace panda::ecmascript
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2021-09-07 14:24:16 +00:00
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#endif // ECMASCRIPT_JS_FORIN_ITERATOR_H
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