1 /** 2 * Copyright (c) 2024-2025 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 #include "errorRecovery.h" 17 18 namespace ark::es2panda::util { 19 ErrorRecursionGuard(lexer::Lexer * lexer)20ErrorRecursionGuard::ErrorRecursionGuard(lexer::Lexer *lexer) : lexer_(lexer), savedPos_(lexer_->Save()) {} 21 ~ErrorRecursionGuard()22ErrorRecursionGuard::~ErrorRecursionGuard() 23 { 24 try { 25 if (savedPos_ == lexer_->Save()) { 26 lexer_->NextToken(); 27 } 28 } catch (...) { 29 ES2PANDA_UNREACHABLE(); 30 } 31 } 32 33 } // namespace ark::es2panda::util 34