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_ASSIGNMENT_EXPRESSION_H
17#define ES2PANDA_IR_EXPRESSION_ASSIGNMENT_EXPRESSION_H
18
19#include <ir/expression.h>
20#include <lexer/token/tokenType.h>
21
22namespace panda::es2panda::compiler {
23class PandaGen;
24}  // namespace panda::es2panda::compiler
25
26namespace panda::es2panda::checker {
27class Checker;
28class Type;
29}  // namespace panda::es2panda::checker
30
31namespace panda::es2panda::ir {
32
33class AssignmentExpression : public Expression {
34public:
35    explicit AssignmentExpression(Expression *left, Expression *right, lexer::TokenType assignmentOperator)
36        : AssignmentExpression(AstNodeType::ASSIGNMENT_EXPRESSION, left, right, assignmentOperator)
37    {
38    }
39
40    explicit AssignmentExpression(AstNodeType type, Expression *left, Expression *right,
41                                  lexer::TokenType assignmentOperator)
42        : Expression(type), left_(left), right_(right), operator_(assignmentOperator)
43    {
44    }
45
46    const Expression *Left() const
47    {
48        return left_;
49    }
50
51    Expression *Left()
52    {
53        return left_;
54    }
55
56    Expression *Right()
57    {
58        return right_;
59    }
60
61    const Expression *Right() const
62    {
63        return right_;
64    }
65
66    lexer::TokenType OperatorType() const
67    {
68        return operator_;
69    }
70
71    bool ConvertibleToAssignmentPattern(bool mustBePattern = true);
72
73    void Iterate(const NodeTraverser &cb) const override;
74    void Dump(ir::AstDumper *dumper) const override;
75    void Compile(compiler::PandaGen *pg) const override;
76    void CompilePattern(compiler::PandaGen *pg) const;
77    checker::Type *Check(checker::Checker *checker) const override;
78    void UpdateSelf(const NodeUpdater &cb, [[maybe_unused]] binder::Binder *binder) override;
79
80private:
81    Expression *left_;
82    Expression *right_;
83    lexer::TokenType operator_;
84};
85
86}  // namespace panda::es2panda::ir
87
88#endif
89