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_YIELD_EXPRESSION_H
17 #define ES2PANDA_IR_EXPRESSION_YIELD_EXPRESSION_H
18 
19 #include "ir/expression.h"
20 
21 namespace ark::es2panda::compiler {
22 class GeneratorFunctionBuilder;
23 }  // namespace ark::es2panda::compiler
24 
25 namespace ark::es2panda::ir {
26 class YieldExpression : public Expression {
27 public:
28     YieldExpression() = delete;
29     ~YieldExpression() override = default;
30 
31     NO_COPY_SEMANTIC(YieldExpression);
32     NO_MOVE_SEMANTIC(YieldExpression);
33 
YieldExpression(Expression *const argument, bool const isDelegate)34     explicit YieldExpression(Expression *const argument, bool const isDelegate)
35         : Expression(AstNodeType::YIELD_EXPRESSION), argument_(argument), delegate_(isDelegate)
36     {
37     }
38 
39     [[nodiscard]] bool HasDelegate() const noexcept
40     {
41         return delegate_;
42     }
43 
44     [[nodiscard]] const Expression *Argument() const noexcept
45     {
46         return argument_;
47     }
48 
49     [[nodiscard]] YieldExpression *Clone(ArenaAllocator *allocator, AstNode *parent) override;
50 
51     void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override;
52     void Iterate(const NodeTraverser &cb) const override;
53     void Dump(ir::AstDumper *dumper) const override;
54     void Dump(ir::SrcDumper *dumper) const override;
55     void Compile(compiler::PandaGen *pg) const override;
56     void Compile(compiler::ETSGen *etsg) const override;
57     checker::Type *Check(checker::TSChecker *checker) override;
58     checker::Type *Check([[maybe_unused]] checker::ETSChecker *checker) override;
59 
60     void Accept(ASTVisitorT *v) override
61     {
62         v->Accept(this);
63     }
64 
65 private:
66     Expression *argument_;
67     bool delegate_;
68 };
69 }  // namespace ark::es2panda::ir
70 
71 #endif
72