1/* 2 * Copyright (c) 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 ES2PANDA_COMPILER_CORE_AST_VERIFIER_VARIABLEHASSCOPE_H 17#define ES2PANDA_COMPILER_CORE_AST_VERIFIER_VARIABLEHASSCOPE_H 18 19#include "checkContext.h" 20 21#include "varbinder/varbinder.h" 22 23namespace ark::es2panda::compiler::ast_verifier { 24 25class VariableHasScope { 26public: 27 explicit VariableHasScope(ArenaAllocator &allocator) : allocator_ {allocator} {} 28 29 [[nodiscard]] CheckResult operator()(CheckContext &ctx, const ir::AstNode *ast); 30 static std::optional<varbinder::LocalVariable *> GetLocalScopeVariable(ArenaAllocator &allocator, CheckContext &ctx, 31 const ir::AstNode *ast); 32 bool ScopeEncloseVariable(CheckContext &ctx, const varbinder::LocalVariable *var); 33 34private: 35 ArenaAllocator &allocator_; 36 bool CheckAstExceptions(const ir::AstNode *ast); 37}; 38 39} // namespace ark::es2panda::compiler::ast_verifier 40 41#endif // ES2PANDA_COMPILER_CORE_AST_VERIFIER_VARIABLEHASSCOPE_H 42