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_PARSER_INCLUDE_AST_NAMESPACE_DEFINITION_H
17 #define ES2PANDA_PARSER_INCLUDE_AST_NAMESPACE_DEFINITION_H
18 
19 #include "varbinder/scope.h"
20 #include "varbinder/variable.h"
21 #include "ir/astNode.h"
22 #include "ir/expressions/identifier.h"
23 #include "util/language.h"
24 
25 namespace ark::es2panda::ir {
26 class ClassElement;
27 class Identifier;
28 class MethodDefinition;
29 class TSTypeParameterDeclaration;
30 class TSTypeParameterInstantiation;
31 class TSClassImplements;
32 class TSIndexSignature;
33 
34 class NamespaceDefinition : public TypedAstNode {
35 public:
36     NamespaceDefinition() = delete;
37     ~NamespaceDefinition() override = default;
38 
39     NO_COPY_SEMANTIC(NamespaceDefinition);
40     NO_MOVE_SEMANTIC(NamespaceDefinition);
41 
NamespaceDefinition(Identifier *ident, ArenaVector<AstNode *> &&body, MethodDefinition *ctor, ModifierFlags flags, Language lang)42     explicit NamespaceDefinition(Identifier *ident, ArenaVector<AstNode *> &&body, MethodDefinition *ctor,
43                                  ModifierFlags flags, Language lang)
44         : TypedAstNode(AstNodeType::NAMESPACE_DEFINITION, flags),
45 
46           ident_(ident),
47           ctor_(ctor),
48           body_(std::move(body)),
49           lang_(lang)
50     {
51     }
52 
53     [[nodiscard]] bool IsScopeBearer() const noexcept override
54     {
55         return true;
56     }
57 
58     [[nodiscard]] varbinder::LocalScope *Scope() const noexcept override
59     {
60         return scope_;
61     }
62 
SetScope(varbinder::LocalScope *scope)63     void SetScope(varbinder::LocalScope *scope)
64     {
65         ASSERT(scope_ == nullptr);
66         scope_ = scope;
67     }
68 
69     void ClearScope() noexcept override
70     {
71         scope_ = nullptr;
72     }
73 
74     [[nodiscard]] const Identifier *Ident() const noexcept
75     {
76         return ident_;
77     }
78 
79     [[nodiscard]] Identifier *Ident() noexcept
80     {
81         return ident_;
82     }
83 
84     void SetIdent(ir::Identifier *ident) noexcept;
85 
86     [[nodiscard]] const util::StringView &PrivateId() const noexcept
87     {
88         return privateId_;
89     }
90 
91     [[nodiscard]] const util::StringView &InternalName() const noexcept
92     {
93         return privateId_;
94     }
95 
96     void SetInternalName(util::StringView internalName) noexcept
97     {
98         privateId_ = internalName;
99     }
100 
101     [[nodiscard]] es2panda::Language Language() const noexcept
102     {
103         return lang_;
104     }
105 
106     [[nodiscard]] MethodDefinition *Ctor() noexcept
107     {
108         return ctor_;
109     }
110 
SetCtor(MethodDefinition *ctor)111     void SetCtor(MethodDefinition *ctor)
112     {
113         ctor_ = ctor;
114     }
115 
AddProperties(ArenaVector<AstNode *> &&body)116     void AddProperties(ArenaVector<AstNode *> &&body)
117     {
118         for (auto *prop : body) {
119             prop->SetParent(this);
120         }
121 
122         body_.insert(body_.end(), body.begin(), body.end());
123     }
124 
125     [[nodiscard]] ArenaVector<AstNode *> &Body() noexcept
126     {
127         return body_;
128     }
129 
130     [[nodiscard]] const ArenaVector<AstNode *> &Body() const noexcept
131     {
132         return body_;
133     }
134 
135     const FunctionExpression *Ctor() const;
136     bool HasPrivateMethod() const;
137     bool HasComputedInstanceField() const;
138     bool HasMatchingPrivateKey(const util::StringView &name) const;
139 
140     void TransformChildren(const NodeTransformer &cb, std::string_view transformationName) override;
141     void Iterate(const NodeTraverser &cb) const override;
142 
143     void Dump(ir::AstDumper *dumper) const override;
144     void Dump(ir::SrcDumper *dumper) const override;
145     void Compile(compiler::PandaGen *pg) const override;
146     void Compile(compiler::ETSGen *etsg) const override;
147     checker::Type *Check(checker::TSChecker *checker) override;
148     checker::Type *Check(checker::ETSChecker *checker) override;
149 
150     void Accept(ASTVisitorT *v) override
151     {
152         v->Accept(this);
153     }
154 
155 private:
156     varbinder::LocalScope *scope_ {nullptr};
157     util::StringView privateId_ {};
158     Identifier *ident_ {};
159     MethodDefinition *ctor_ {};
160     ArenaVector<AstNode *> body_;
161     es2panda::Language lang_;
162 };
163 }  // namespace ark::es2panda::ir
164 
165 #endif
166