1 /* 2 * Copyright (c) 2021-2024 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_ERROR_HELPER_H 17 #define ECMASCRIPT_BASE_ERROR_HELPER_H 18 19 #include "ecmascript/base/error_type.h" 20 #include "ecmascript/ecma_runtime_call_info.h" 21 #include "ecmascript/ecma_string.h" 22 #include "ecmascript/js_handle.h" 23 #include "ecmascript/mem/c_string.h" 24 25 namespace panda::ecmascript::base { 26 constexpr char DEFAULT_EMPTY_STACK_TRACE[] = "stack is empty"; // NOLINT (modernize-avoid-c-arrays) 27 constexpr char INTRINSIC_METHOD_NAME[] = "Intrinsic method"; // NOLINT (modernize-avoid-c-arrays) 28 29 class ErrorHelper { 30 public: 31 enum JSErrorProps { 32 NAME, 33 MESSAGE, 34 STACK 35 }; 36 37 static JSTaggedValue ErrorCommonToString(EcmaRuntimeCallInfo *argv, const ErrorType &errorType); 38 39 static JSTaggedValue ErrorCommonConstructor(EcmaRuntimeCallInfo *argv, const ErrorType &errorType); 40 41 static void PrintJSErrorInfo(JSThread *thread, const JSHandle<JSTaggedValue> exceptionInfo); 42 43 static CString GetJSErrorInfo(JSThread *thread, const JSHandle<JSTaggedValue> exceptionInfo, JSErrorProps key); 44 45 private: 46 static JSHandle<JSTaggedValue> GetErrorJSFunction(JSThread *thread); 47 48 static std::string BuildStackTraceWithLimit(JSThread *thread, const JSHandle<JSObject> &jsErrorObj); 49 50 static JSHandle<JSTaggedValue> GetErrorName(JSThread *thread, const JSHandle<JSTaggedValue> &name, 51 const ErrorType &errorType); 52 static constexpr uint32_t MAX_ERROR_SIZE = 10_KB; 53 }; 54 } // namespace panda::ecmascript::base 55 56 #endif // ECMASCRIPT_BASE_ERROR_HELPER_H 57