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_UTIL_INCLUDE_VARIABLE_DECLARATION_BUILDER
17 #define ES2PANDA_UTIL_INCLUDE_VARIABLE_DECLARATION_BUILDER
18 
19 #include "ir/statements/variableDeclaration.h"
20 #include "mem/arena_allocator.h"
21 #include "astBuilder.h"
22 
23 namespace ark::es2panda::ir {
24 
25 class VariableDeclarationBuilder : public AstBuilder<ir::VariableDeclaration> {
26 public:
VariableDeclarationBuilder(ark::ArenaAllocator *allocator)27     explicit VariableDeclarationBuilder(ark::ArenaAllocator *allocator)
28         : AstBuilder(allocator), declarators_(allocator->Adapter())
29     {
30     }
31 
SetKind(VariableDeclaration::VariableDeclarationKind kind)32     VariableDeclarationBuilder &SetKind(VariableDeclaration::VariableDeclarationKind kind)
33     {
34         kind_ = kind;
35         return *this;
36     }
37 
SetDeclare(bool decl)38     VariableDeclarationBuilder &SetDeclare(bool decl)
39     {
40         declare_ = decl;
41         return *this;
42     }
43 
SetDeclarators(ArenaVector<VariableDeclarator *> &&declarators)44     VariableDeclarationBuilder &SetDeclarators(ArenaVector<VariableDeclarator *> &&declarators)
45     {
46         declarators_ = std::move(declarators);
47         return *this;
48     }
49 
AddDeclarator(VariableDeclarator *declarator)50     VariableDeclarationBuilder &AddDeclarator(VariableDeclarator *declarator)
51     {
52         declarators_.emplace_back(declarator);
53         return *this;
54     }
55 
Build()56     VariableDeclaration *Build()
57     {
58         auto *node = AllocNode(kind_, Allocator(), std::move(declarators_), declare_);
59         return node;
60     }
61 
62 private:
63     VariableDeclaration::VariableDeclarationKind kind_ = VariableDeclaration::VariableDeclarationKind::LET;
64     ArenaVector<VariableDeclarator *> declarators_;
65     bool declare_ = true;
66 };
67 
68 }  // namespace ark::es2panda::ir
69 #endif  // ES2PANDA_UTIL_INCLUDE_VARIABLE_DECLARATION_BUILDER