/* * Copyright (c) 2022-2023 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_API_JS_API_DEQUE_H #define ECMASCRIPT_JS_API_JS_API_DEQUE_H #include #include #include "ecmascript/ecma_macros.h" #include "ecmascript/js_handle.h" #include "ecmascript/js_object.h" #include "ecmascript/js_tagged_value.h" #include "libpandabase/macros.h" namespace panda::ecmascript { class JSThread; class TaggedArray; class TaggedObject; class JSAPIDeque : public JSObject { public: static constexpr int DEFAULT_CAPACITY_LENGTH = 8; static JSAPIDeque *Cast(TaggedObject *object) { ASSERT(JSTaggedValue(object).IsJSAPIDeque()); return static_cast(object); } static void InsertFront(JSThread *thread, const JSHandle &deque, const JSHandle &value); static void InsertEnd(JSThread *thread, const JSHandle &deque, const JSHandle &value); static JSTaggedValue ForEach(JSThread *thread, const JSHandle &deque); static JSTaggedValue GetIteratorObj(JSThread *thread, const JSHandle &deque); static JSHandle OwnKeys(JSThread *thread, const JSHandle &deque); static JSHandle OwnEnumKeys(JSThread *thread, const JSHandle &deque); static bool GetOwnProperty(JSThread *thread, const JSHandle &deque, const JSHandle &key); static OperationResult GetProperty(JSThread *thread, const JSHandle &obj, const JSHandle &key); static bool SetProperty(JSThread *thread, const JSHandle &obj, const JSHandle &key, const JSHandle &value); JSTaggedValue GetFront(); JSTaggedValue GetTail(); JSTaggedValue PopFirst(); JSTaggedValue PopLast(); JSTaggedValue Get(const uint32_t index); JSTaggedValue PUBLIC_API Set(JSThread *thread, const uint32_t index, JSTaggedValue value); uint32_t GetSize() const; bool Has(JSTaggedValue value) const; static constexpr size_t FIRST_OFFSET = JSObject::SIZE; ACCESSORS_PRIMITIVE_FIELD(First, uint32_t, FIRST_OFFSET, LAST_OFFSET) ACCESSORS_PRIMITIVE_FIELD(Last, uint32_t, LAST_OFFSET, ENDL_OFFSET) DEFINE_ALIGN_SIZE(ENDL_OFFSET); DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, ENDL_OFFSET, ENDL_OFFSET) DECL_DUMP() private: inline static uint32_t ComputeCapacity(uint32_t oldCapacity) { uint32_t newCapacity = oldCapacity << 1U; return newCapacity > DEFAULT_CAPACITY_LENGTH ? newCapacity : DEFAULT_CAPACITY_LENGTH; } static JSHandle GrowCapacity(JSThread *thread, const JSHandle &deque, uint32_t oldCapacity, uint32_t first, uint32_t last); bool IsEmpty(); }; } // namespace panda::ecmascript #endif // ECMASCRIPT_JS_API_JS_API_DEQUE_H