1 /* 2 * Copyright (c) 2021-2022 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_BASE_ARRAY_HELPER_H 17 #define ECMASCRIPT_BASE_ARRAY_HELPER_H 18 19 #include <limits> 20 #include <string> 21 22 #include "ecmascript/base/builtins_base.h" 23 24 namespace panda::ecmascript::base { 25 struct FlattenArgs { 26 int64_t sourceLen = 0; 27 int64_t start = 0; 28 double depth = 0; 29 }; 30 class ArrayHelper { 31 public: 32 static bool IsConcatSpreadable(JSThread *thread, const JSHandle<JSTaggedValue> &obj); 33 static double SortCompare(JSThread *thread, const JSHandle<JSTaggedValue> &callbackfnHandle, 34 const JSHandle<JSTaggedValue> &valueX, const JSHandle<JSTaggedValue> &valueY); 35 static int64_t GetLength(JSThread *thread, const JSHandle<JSTaggedValue> &thisHandle); 36 static int64_t GetArrayLength(JSThread *thread, const JSHandle<JSTaggedValue> &thisHandle); 37 static JSTaggedValue FlattenIntoArray(JSThread *thread, const JSHandle<JSObject> &newArrayHandle, 38 const JSHandle<JSTaggedValue> &thisObjVal, const FlattenArgs &args, 39 const JSHandle<JSTaggedValue> &mapperFunctionHandle, 40 const JSHandle<JSTaggedValue> &thisArg); 41 }; 42 } // namespace panda::ecmascript::base 43 44 #endif // ECMASCRIPT_BASE_ARRAY_HELPER_H 45