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_CHAIN_EXPRESSION_H
17 #define ES2PANDA_IR_EXPRESSION_CHAIN_EXPRESSION_H
18 
19 #include "ir/expression.h"
20 #include "ir/irnode.h"
21 
22 namespace ark::es2panda::checker {
23 class TSAnalyzer;
24 }  // namespace ark::es2panda::checker
25 
26 namespace ark::es2panda::ir {
27 class ChainExpression : public Expression {
28 public:
29     ChainExpression() = delete;
30     ~ChainExpression() override = default;
31 
32     NO_COPY_SEMANTIC(ChainExpression);
33     NO_MOVE_SEMANTIC(ChainExpression);
34 
ChainExpression(Expression *expression)35     explicit ChainExpression(Expression *expression)
36         : Expression(AstNodeType::CHAIN_EXPRESSION), expression_(expression)
37     {
38     }
39 
40     // NOTE (csabahurton): friend relationship can be removed once there are getters for private fields
41     friend class checker::TSAnalyzer;
42 
43     const Expression *GetExpression() const noexcept
44     {
45         return expression_;
46     }
47 
48     Expression *GetExpression() noexcept
49     {
50         return expression_;
51     }
52 
53     [[nodiscard]] ChainExpression *Clone(ArenaAllocator *allocator, AstNode *parent) override;
54 
55     void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override;
56     void Iterate(const NodeTraverser &cb) const override;
57     void Dump(ir::AstDumper *dumper) const override;
58     void Dump(ir::SrcDumper *dumper) const override;
59     void Compile(compiler::PandaGen *pg) const override;
60     void Compile(compiler::ETSGen *etsg) const override;
61     void CompileToReg(compiler::PandaGen *pg, compiler::VReg &objReg) const;
62     checker::Type *Check(checker::TSChecker *checker) override;
63     checker::Type *Check(checker::ETSChecker *checker) override;
64 
65     void Accept(ASTVisitorT *v) override
66     {
67         v->Accept(this);
68     }
69 
70 private:
71     Expression *expression_;
72 };
73 }  // namespace ark::es2panda::ir
74 
75 #endif
76