1/**
2 * Copyright (c) 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_DUMMYNODE_H
17#define ES2PANDA_IR_EXPRESSION_DUMMYNODE_H
18
19#include "ir/astNode.h"
20#include "ir/visitor/AstVisitor.h"
21#include "util/ustring.h"
22
23namespace ark::es2panda::ir {
24
25using ENUMBITOPS_OPERATORS;
26
27enum class DummyNodeFlag : uint32_t { NONE = 0U, INDEXER = 1U << 0U };
28
29}  // namespace ark::es2panda::ir
30
31template <>
32struct enumbitops::IsAllowedType<ark::es2panda::ir::DummyNodeFlag> : std::true_type {
33};
34
35namespace ark::es2panda::ir {
36
37class DummyNode : public AstNode {
38public:
39    DummyNode() = delete;
40    ~DummyNode() override = default;
41
42    NO_COPY_SEMANTIC(DummyNode);
43    NO_MOVE_SEMANTIC(DummyNode);
44
45public:
46    explicit DummyNode(util::StringView const name, util::StringView indexName, TypeNode *returnType,
47                       DummyNodeFlag flag)
48        : AstNode(AstNodeType::DUMMYNODE), name_(name), indexName_(indexName), returnType_(returnType), flag_(flag)
49    {
50    }
51
52    [[nodiscard]] bool IsAmbientIndexer() const noexcept
53    {
54        return (flag_ & ir::DummyNodeFlag::INDEXER) != 0;
55    }
56
57    void SetAmbientIndexer(bool const ambientIndexer) noexcept
58    {
59        if (ambientIndexer) {
60            flag_ |= DummyNodeFlag::INDEXER;
61        } else {
62            flag_ &= ~DummyNodeFlag::INDEXER;
63        }
64    }
65
66    [[nodiscard]] util::StringView GetIndexName() const
67    {
68        return indexName_;
69    }
70
71    void SetIndexName(const util::StringView &indexName)
72    {
73        indexName_ = indexName;
74    }
75
76    [[nodiscard]] TypeNode *GetReturnTypeLiteral() const
77    {
78        return returnType_;
79    }
80
81    void SetReturnTypeLiteral(TypeNode *returnType)
82    {
83        returnType_ = returnType;
84    }
85
86    util::StringView Name() const
87    {
88        return name_;
89    }
90
91    bool operator==(const DummyNode &node) const
92    {
93        return name_.Is(std::string(node.Name().Bytes()));
94    }
95
96    void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override;
97    void Iterate(const NodeTraverser &cb) const override;
98    void Dump(ir::AstDumper *dumper) const override;
99    void Dump(ir::SrcDumper *dumper) const override;
100    void Compile(compiler::PandaGen *pg) const override;
101    void Compile(compiler::ETSGen *etsg) const override;
102    checker::Type *Check(checker::TSChecker *checker) override;
103    checker::Type *Check(checker::ETSChecker *checker) override;
104
105    void Accept(ASTVisitorT *v) override
106    {
107        v->Accept(this);
108    }
109
110private:
111    util::StringView name_;
112    util::StringView indexName_;
113    TypeNode *returnType_;
114    DummyNodeFlag flag_ {DummyNodeFlag::NONE};
115};
116}  // namespace ark::es2panda::ir
117
118#endif
119