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 META_SRC_SERIALIZATION_BACKEND_DEBUG_OUTPUT_H
17 #define META_SRC_SERIALIZATION_BACKEND_DEBUG_OUTPUT_H
18 
19 #include <meta/base/namespace.h>
20 #include <meta/interface/builtin_objects.h>
21 #include <meta/interface/serialization/intf_ser_output.h>
22 
23 #include "../../base_object.h"
24 
META_BEGIN_NAMESPACE()25 META_BEGIN_NAMESPACE()
26 namespace Serialization {
27 
28 class DebugOutput : public Internal::BaseObjectFwd<DebugOutput, ClassId::DebugOutput, ISerOutput, ISerNodeVisitor> {
29 public:
30     BASE_NS::string Process(const ISerNode::Ptr& tree) override;
31 
32 private:
33     void Visit(const IRootNode&) override;
34     void Visit(const INilNode&) override;
35     void Visit(const IObjectNode&) override;
36     void Visit(const IArrayNode&) override;
37     void Visit(const IMapNode&) override;
38     void Visit(const IBuiltinValueNode<bool>&) override;
39     void Visit(const IBuiltinValueNode<double>&) override;
40     void Visit(const IBuiltinValueNode<int64_t>&) override;
41     void Visit(const IBuiltinValueNode<uint64_t>&) override;
42     void Visit(const IBuiltinValueNode<BASE_NS::string>&) override;
43     void Visit(const IBuiltinValueNode<RefUri>&) override;
44     void Visit(const ISerNode&) override;
45 
46     void Output(const BASE_NS::string& v);
47     void IncOutputIndent();
48     void DecIndentEndLine();
49     void NewLine();
50 
51 private:
52     size_t indent_ {};
53     BASE_NS::string result_;
54 };
55 
56 } // namespace Serialization
57 META_END_NAMESPACE()
58 
59 #endif
60