1 /**
2  * Copyright © 2020 IBM Corporation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "exception_utils.hpp"
18 
19 namespace phosphor::power::regulators::exception_utils
20 {
21 
22 std::vector<std::string> getMessages(const std::exception& e)
23 {
24     std::vector<std::string> messages{};
25     internal::getMessages(e, messages);
26     return messages;
27 }
28 
29 void log(const std::exception& e)
30 {
31     std::vector<std::string> messages = getMessages(e);
32     for (const std::string& message : messages)
33     {
34         journal::logErr(message);
35     }
36 }
37 
38 namespace internal
39 {
40 
41 void getMessages(const std::exception& e, std::vector<std::string>& messages)
42 {
43     // If this exception is nested, get messages from inner exception(s)
44     try
45     {
46         std::rethrow_if_nested(e);
47     }
48     catch (const std::exception& inner)
49     {
50         getMessages(inner, messages);
51     }
52     catch (...)
53     {
54     }
55 
56     // Append error message from this exception
57     messages.emplace_back(e.what());
58 }
59 
60 } // namespace internal
61 
62 } // namespace phosphor::power::regulators::exception_utils
63