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_UNARY_EXPRESSION_H
17 #define ES2PANDA_IR_EXPRESSION_UNARY_EXPRESSION_H
18 
19 #include "checker/checkerContext.h"
20 #include "ir/expression.h"
21 
22 namespace ark::es2panda::compiler {
23 class PandaGen;
24 class ETSGen;
25 }  // namespace ark::es2panda::compiler
26 
27 namespace ark::es2panda::checker {
28 class TSChecker;
29 class Type;
30 class ETSAnalyzer;
31 class TSAnalyzer;
32 }  // namespace ark::es2panda::checker
33 
34 namespace ark::es2panda::ir {
35 class UnaryExpression : public Expression {
36 public:
37     UnaryExpression() = delete;
38     ~UnaryExpression() override = default;
39 
40     NO_COPY_SEMANTIC(UnaryExpression);
41     NO_MOVE_SEMANTIC(UnaryExpression);
42 
UnaryExpression(Expression *const argument, lexer::TokenType const unaryOperator)43     explicit UnaryExpression(Expression *const argument, lexer::TokenType const unaryOperator)
44         : Expression(AstNodeType::UNARY_EXPRESSION), argument_(argument), operator_(unaryOperator)
45     {
46     }
47     // NOTE (somasimon): these friend relationships can be removed once there are getters for private fields
48     friend class checker::ETSAnalyzer;
49     friend class checker::TSAnalyzer;
50 
51     [[nodiscard]] lexer::TokenType OperatorType() const noexcept
52     {
53         return operator_;
54     }
55 
56     [[nodiscard]] Expression *Argument() noexcept
57     {
58         return argument_;
59     }
60 
61     [[nodiscard]] const Expression *Argument() const noexcept
62     {
63         return argument_;
64     }
65 
66     [[nodiscard]] UnaryExpression *Clone(ArenaAllocator *allocator, AstNode *parent) override;
67 
68     void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override;
69     void Iterate(const NodeTraverser &cb) const override;
70     void Dump(ir::AstDumper *dumper) const override;
71     void Dump(ir::SrcDumper *dumper) const override;
72     void Compile(compiler::PandaGen *pg) const override;
73     void Compile(compiler::ETSGen *etsg) const override;
74     checker::Type *Check(checker::TSChecker *checker) override;
75     checker::Type *Check([[maybe_unused]] checker::ETSChecker *checker) override;
76 
77     void Accept(ASTVisitorT *v) override
78     {
79         v->Accept(this);
80     }
81 
82 private:
83     Expression *argument_;
84     lexer::TokenType operator_;
85 };
86 }  // namespace ark::es2panda::ir
87 
88 #endif
89