1 /* 2 * Copyright (c) 2023 - 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 #ifndef ES2PANDA_COMPILER_LOWERING_UTIL_H 17 #define ES2PANDA_COMPILER_LOWERING_UTIL_H 18 19 #include "varbinder/ETSBinder.h" 20 21 namespace ark::es2panda::compiler { 22 23 class PhaseManager; 24 25 inline constexpr std::string_view const GENSYM_CORE = "gensym%%_"; 26 inline constexpr std::string_view const DUMMY_ID = "_"; 27 ir::AstNode *RefineSourceRanges(ir::AstNode *node); 28 bool HasGlobalClassParent(const ir::AstNode *node); 29 varbinder::Scope *NearestScope(const ir::AstNode *ast); 30 checker::ETSObjectType const *ContainingClass(const ir::AstNode *ast); 31 ir::Identifier *Gensym(ArenaAllocator *allocator); 32 util::UString GenName(ArenaAllocator *allocator); 33 void ClearTypesVariablesAndScopes(ir::AstNode *node) noexcept; 34 ArenaSet<varbinder::Variable *> FindCaptured(ArenaAllocator *allocator, ir::AstNode *scopeBearer) noexcept; 35 void SetSourceRangesRecursively(ir::AstNode *node, const lexer::SourceRange &range); 36 37 // Rerun varbinder on the node. 38 varbinder::Scope *Rebind(PhaseManager *phaseManager, varbinder::ETSBinder *varBinder, ir::AstNode *node); 39 // Rerun varbinder and checker on the node. 40 void Recheck(PhaseManager *phaseManager, varbinder::ETSBinder *varBinder, checker::ETSChecker *checker, 41 ir::AstNode *node); 42 43 // NOTE: used to get the declaration from identifier in Plugin API and LSP 44 ir::AstNode *DeclarationFromIdentifier(const ir::Identifier *node); 45 46 // Note: run varbinder and checker on the new node generated in lowering phases 47 void CheckLoweredNode(varbinder::ETSBinder *varBinder, checker::ETSChecker *checker, ir::AstNode *node); 48 bool IsAnonymousClassType(const checker::Type *type); 49 bool ClassDefinitionIsEnumTransformed(const ir::AstNode *node); 50 } // namespace ark::es2panda::compiler 51 52 #endif // ES2PANDA_COMPILER_LOWERING_UTIL_H 53