1 /* 2 * Copyright (c) 2021-2025 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_IR_ETS_NULLISH_TYPES_H 17 #define ES2PANDA_IR_ETS_NULLISH_TYPES_H 18 19 #include "ir/typeNode.h" 20 21 namespace ark::es2panda::ir { 22 23 class ETSNullType : public TypeNode { 24 public: ETSNullType(ArenaAllocator * const allocator)25 explicit ETSNullType(ArenaAllocator *const allocator) : TypeNode(AstNodeType::ETS_NULL_TYPE, allocator) {} 26 27 void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override; 28 void Iterate(const NodeTraverser &cb) const override; 29 void Dump(ir::AstDumper *dumper) const override; 30 void Dump(ir::SrcDumper *dumper) const override; 31 void Compile([[maybe_unused]] compiler::PandaGen *pg) const override; 32 checker::Type *Check([[maybe_unused]] checker::TSChecker *checker) override; 33 checker::VerifiedType Check([[maybe_unused]] checker::ETSChecker *checker) override; 34 checker::Type *GetType([[maybe_unused]] checker::ETSChecker *checker) override; 35 Accept(ASTVisitorT * v)36 void Accept(ASTVisitorT *v) override 37 { 38 v->Accept(this); 39 } 40 [[nodiscard]] ETSNullType *Clone(ArenaAllocator *allocator, AstNode *parent) override; 41 }; 42 43 class ETSUndefinedType : public TypeNode { 44 public: ETSUndefinedType(ArenaAllocator * const allocator)45 explicit ETSUndefinedType(ArenaAllocator *const allocator) : TypeNode(AstNodeType::ETS_UNDEFINED_TYPE, allocator) {} 46 47 void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override; 48 void Iterate(const NodeTraverser &cb) const override; 49 void Dump(ir::AstDumper *dumper) const override; 50 void Dump(ir::SrcDumper *dumper) const override; 51 void Compile([[maybe_unused]] compiler::PandaGen *pg) const override; 52 checker::Type *Check([[maybe_unused]] checker::TSChecker *checker) override; 53 checker::VerifiedType Check([[maybe_unused]] checker::ETSChecker *checker) override; 54 checker::Type *GetType([[maybe_unused]] checker::ETSChecker *checker) override; 55 Accept(ASTVisitorT * v)56 void Accept(ASTVisitorT *v) override 57 { 58 v->Accept(this); 59 } 60 [[nodiscard]] ETSUndefinedType *Clone(ArenaAllocator *allocator, AstNode *parent) override; 61 }; 62 63 } // namespace ark::es2panda::ir 64 65 #endif 66