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_TS_AS_EXPRESSION_H 17 #define ES2PANDA_IR_TS_AS_EXPRESSION_H 18 19 #include "ir/astDump.h" 20 #include "ir/srcDump.h" 21 #include "ir/expression.h" 22 namespace panda::es2panda::checker { 23 class ETSAnalyzer; 24 } // namespace panda::es2panda::checker 25 26 namespace panda::es2panda::compiler { 27 class ETSCompiler; 28 } // namespace panda::es2panda::compiler 29 namespace panda::es2panda::ir { 30 class TSAsExpression : public AnnotatedExpression { 31 public: TSAsExpression(Expression * expression,TypeNode * typeAnnotation,bool isConst)32 explicit TSAsExpression(Expression *expression, TypeNode *typeAnnotation, bool isConst) 33 : AnnotatedExpression(AstNodeType::TS_AS_EXPRESSION, typeAnnotation), expression_(expression), isConst_(isConst) 34 { 35 } 36 // NOTE (vivienvoros): these friend relationships can be removed once there are getters for private fields 37 friend class checker::ETSAnalyzer; 38 friend class compiler::ETSCompiler; Expr()39 const Expression *Expr() const 40 { 41 return expression_; 42 } 43 44 Expression *Expr(); 45 void SetExpr(Expression *expr); 46 IsConst()47 bool IsConst() const 48 { 49 return isConst_; 50 } 51 52 void TransformChildren(const NodeTransformer &cb) override; 53 void Iterate(const NodeTraverser &cb) const override; 54 void Dump(ir::AstDumper *dumper) const override; 55 void Dump(ir::SrcDumper *dumper) const override; 56 void Compile([[maybe_unused]] compiler::PandaGen *pg) const override; 57 void Compile([[maybe_unused]] compiler::ETSGen *etsg) const override; 58 checker::Type *Check([[maybe_unused]] checker::TSChecker *checker) override; 59 checker::Type *Check([[maybe_unused]] checker::ETSChecker *checker) override; 60 Accept(ASTVisitorT * v)61 void Accept(ASTVisitorT *v) override 62 { 63 v->Accept(this); 64 } 65 66 private: 67 Expression *expression_; 68 bool isUncheckedCast_ {true}; 69 bool isConst_; 70 }; 71 } // namespace panda::es2panda::ir 72 73 #endif 74