1 /** 2 * Copyright (c) 2021 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_IR_STATEMENT_VARIABLE_DECLARATION_H 17 #define ES2PANDA_IR_STATEMENT_VARIABLE_DECLARATION_H 18 19 #include <ir/statement.h> 20 21 namespace panda::es2panda::compiler { 22 class PandaGen; 23 } // namespace panda::es2panda::compiler 24 25 namespace panda::es2panda::checker { 26 class Checker; 27 class Type; 28 } // namespace panda::es2panda::checker 29 30 namespace panda::es2panda::ir { 31 32 class VariableDeclarator; 33 34 class VariableDeclaration : public Statement { 35 public: 36 enum class VariableDeclarationKind { CONST, LET, VAR }; 37 VariableDeclaration(VariableDeclarationKind kind,ArenaVector<VariableDeclarator * > && declarators,bool declare)38 explicit VariableDeclaration(VariableDeclarationKind kind, ArenaVector<VariableDeclarator *> &&declarators, 39 bool declare) 40 : Statement(AstNodeType::VARIABLE_DECLARATION), 41 kind_(kind), 42 declarators_(std::move(declarators)), 43 declare_(declare) 44 { 45 } 46 Declarators()47 const ArenaVector<VariableDeclarator *> &Declarators() const 48 { 49 return declarators_; 50 } 51 Kind()52 VariableDeclarationKind Kind() const 53 { 54 return kind_; 55 } 56 Declare()57 bool Declare() const 58 { 59 return declare_; 60 } 61 62 void Iterate(const NodeTraverser &cb) const override; 63 void Dump(ir::AstDumper *dumper) const override; 64 void Compile(compiler::PandaGen *pg) const override; 65 checker::Type *Check(checker::Checker *checker) const override; 66 void UpdateSelf(const NodeUpdater &cb, [[maybe_unused]] binder::Binder *binder) override; 67 68 private: 69 VariableDeclarationKind kind_; 70 ArenaVector<VariableDeclarator *> declarators_; 71 bool declare_; 72 }; 73 74 } // namespace panda::es2panda::ir 75 76 #endif 77