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_EXPRESSION_CHAIN_EXPRESSION_H
17 #define ES2PANDA_IR_EXPRESSION_CHAIN_EXPRESSION_H
18 
19 #include <ir/expression.h>
20 
21 namespace panda::es2panda::compiler {
22 class PandaGen;
23 }  // namespace panda::es2panda::compiler
24 
25 namespace panda::es2panda::checker {
26 class Checker;
27 class Type;
28 }  // namespace panda::es2panda::checker
29 
30 namespace panda::es2panda::ir {
31 
32 class ChainExpression : public Expression {
33 public:
ChainExpression(Expression *expression)34     explicit ChainExpression(Expression *expression)
35         : Expression(AstNodeType::CHAIN_EXPRESSION), expression_(expression)
36     {
37         ASSERT(expression->IsMemberExpression() || expression->IsCallExpression());
38     }
39 
GetExpression() const40     const Expression *GetExpression() const
41     {
42         return expression_;
43     }
44 
45     void Iterate(const NodeTraverser &cb) const override;
46     void Dump(ir::AstDumper *dumper) const override;
47     void Compile(compiler::PandaGen *pg) const override;
48     checker::Type *Check(checker::Checker *checker) const override;
49     void UpdateSelf(const NodeUpdater &cb, [[maybe_unused]] binder::Binder *binder) override;
50 
51 private:
52     Expression *expression_;
53 };
54 
55 }  // namespace panda::es2panda::ir
56 
57 #endif
58