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 ES2PANDA_IR_EXPRESSION_LITERAL_UNDEFINED_LITERAL_H 17 #define ES2PANDA_IR_EXPRESSION_LITERAL_UNDEFINED_LITERAL_H 18 19 #include "ir/expressions/literal.h" 20 21 namespace panda::es2panda::ir { 22 class UndefinedLiteral : public Literal { 23 public: UndefinedLiteral()24 explicit UndefinedLiteral() : Literal(AstNodeType::UNDEFINED_LITERAL) {} 25 26 [[nodiscard]] UndefinedLiteral *Clone(ArenaAllocator *allocator, AstNode *parent) override; 27 28 void TransformChildren(const NodeTransformer &cb) override; 29 void Iterate(const NodeTraverser &cb) const override; 30 void Dump(ir::AstDumper *dumper) const override; 31 void Dump(ir::SrcDumper *dumper) const override; 32 void Compile(compiler::PandaGen *pg) const override; 33 void Compile(compiler::ETSGen *etsg) const override; 34 checker::Type *Check(checker::TSChecker *checker) override; 35 checker::Type *Check([[maybe_unused]] checker::ETSChecker *checker) override; 36 Accept(ASTVisitorT * v)37 void Accept(ASTVisitorT *v) override 38 { 39 v->Accept(this); 40 } 41 }; 42 } // namespace panda::es2panda::ir 43 44 #endif 45