1 /* 2 * Copyright (c) 2022-2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ECMASCRIPT_JS_API_JS_API_LIGHTWEIGHTSET_H 17 #define ECMASCRIPT_JS_API_JS_API_LIGHTWEIGHTSET_H 18 19 #include "ecmascript/js_object.h" 20 #include "ecmascript/js_tagged_value-inl.h" 21 22 namespace panda::ecmascript { 23 class JSAPILightWeightSet : public JSObject { 24 public: 25 static constexpr int DEFAULT_CAPACITY_LENGTH = 8; 26 static constexpr int32_t HASH_REBELLION = 0xFFFFFFFF; Cast(TaggedObject * object)27 static JSAPILightWeightSet *Cast(TaggedObject *object) 28 { 29 ASSERT(JSTaggedValue(object).IsJSAPILightWeightSet()); 30 return static_cast<JSAPILightWeightSet *>(object); 31 } 32 static bool Add(JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, const JSHandle<JSTaggedValue> &value); 33 static JSHandle<TaggedArray> CreateSlot(const JSThread *thread, const uint32_t capacity); 34 static void EnsureCapacity(const JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, 35 uint32_t minimumCapacity); 36 static void SizeCopy(const JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, uint32_t capacity, 37 uint32_t newCapacity); 38 static bool AddAll(JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, 39 const JSHandle<JSTaggedValue> &value); 40 static bool Equal(JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, 41 const JSHandle<JSTaggedValue> &value); 42 static void IncreaseCapacityTo(JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, int32_t minCapacity); 43 static JSTaggedValue ToString(JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj); 44 static JSTaggedValue ForEach(JSThread *thread, const JSHandle<JSTaggedValue> &thisHandle, 45 const JSHandle<JSTaggedValue> &callbackFn, const JSHandle<JSTaggedValue> &thisArg); 46 static JSHandle<JSTaggedValue> GetIteratorObj(JSThread *thread, const JSHandle<JSAPILightWeightSet> &obj, 47 IterationKind kind); 48 void AdjustArray(JSThread *thread, JSHandle<TaggedArray> srcArray, uint32_t fromIndex, uint32_t toIndex, 49 bool direction); 50 void Clear(JSThread *thread); 51 JSTaggedValue Get(const uint32_t index); 52 JSTaggedValue GetHashAt(int32_t index); 53 JSTaggedValue GetValueAt(int32_t index); 54 JSTaggedValue Remove(JSThread *thread, JSHandle<JSTaggedValue> &value); 55 bool Has(const JSHandle<JSTaggedValue> &value); 56 bool HasHash(const JSHandle<JSTaggedValue> &hashCode); 57 bool HasAll(const JSHandle<JSTaggedValue> &value); 58 bool RemoveAt(JSThread *thread, int32_t index); 59 void RemoveValue(const JSThread *thread, JSHandle<TaggedArray> &taggedArray, 60 uint32_t index); 61 bool IsEmpty(); 62 int32_t GetIndexOf(JSHandle<JSTaggedValue> &value); 63 int32_t BinarySearchHashes(uint32_t hash, int32_t size); 64 int32_t GetHashIndex(const JSHandle<JSTaggedValue> &value, int32_t size); 65 uint32_t Hash(JSTaggedValue key); GetSize()66 inline uint32_t GetSize() const 67 { 68 return GetLength(); 69 } 70 static constexpr size_t HASHES_OFFSET = JSObject::SIZE; 71 ACCESSORS(Hashes, HASHES_OFFSET, VALUES_OFFSET); 72 ACCESSORS(Values, VALUES_OFFSET, LENGTH_OFFSET); 73 ACCESSORS_PRIMITIVE_FIELD(Length, uint32_t, LENGTH_OFFSET, LAST_OFFSET); 74 DEFINE_ALIGN_SIZE(LAST_OFFSET); 75 76 DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, HASHES_OFFSET, LENGTH_OFFSET) 77 DECL_DUMP() 78 }; 79 } // namespace panda::ecmascript 80 #endif // ECMASCRIPT_JS_API_JS_API_LIGHTWEIGHTSET_H