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_TRY_STATEMENT_BUILDER
17 #define ES2PANDA_UTIL_INCLUDE_TRY_STATEMENT_BUILDER
18 
19 #include "mem/arena_allocator.h"
20 #include "astBuilder.h"
21 #include "ir/statements/tryStatement.h"
22 
23 namespace ark::es2panda::ir {
24 
25 class TryStatementBuilder : public AstBuilder<ir::TryStatement> {
26 public:
TryStatementBuilder(ark::ArenaAllocator *allocator)27     explicit TryStatementBuilder(ark::ArenaAllocator *allocator)
28         : AstBuilder(allocator), catchClauses_(allocator->Adapter()), finalizerInsertions_(allocator->Adapter())
29     {
30     }
31 
SetBlock(BlockStatement *block)32     TryStatementBuilder &SetBlock(BlockStatement *block)
33     {
34         block_ = block;
35         return *this;
36     }
37 
SetFinalizer(BlockStatement *finalizer)38     TryStatementBuilder &SetFinalizer(BlockStatement *finalizer)
39     {
40         finalizer_ = finalizer;
41         return *this;
42     }
43 
AddCatchClause(CatchClause *catchClause)44     TryStatementBuilder &AddCatchClause(CatchClause *catchClause)
45     {
46         catchClauses_.emplace_back(catchClause);
47         return *this;
48     }
49 
AddCatchClause(std::pair<compiler::LabelPair, const Statement *> finalizerInsertion)50     TryStatementBuilder &AddCatchClause(std::pair<compiler::LabelPair, const Statement *> finalizerInsertion)
51     {
52         finalizerInsertions_.emplace_back(finalizerInsertion);
53         return *this;
54     }
55 
Build()56     TryStatement *Build()
57     {
58         auto *node = AllocNode(block_, std::move(catchClauses_), finalizer_, finalizerInsertions_);
59         return node;
60     }
61 
62 private:
63     BlockStatement *block_ {};
64     ArenaVector<CatchClause *> catchClauses_;
65     BlockStatement *finalizer_ {};
66     ArenaVector<std::pair<compiler::LabelPair, const Statement *>> finalizerInsertions_;
67 };
68 
69 }  // namespace ark::es2panda::ir
70 #endif  // ES2PANDA_UTIL_INCLUDE_TRY_STATEMENT_BUILDER