MongoDB C++ Driver  mongocxx-3.0.0
error_code.hpp
1 // Copyright 2015 MongoDB Inc.
2 //
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 #pragma once
16 
17 #include <cstdint>
18 #include <system_error>
19 
20 #include <bsoncxx/config/prelude.hpp>
21 
22 namespace bsoncxx {
23 BSONCXX_INLINE_NAMESPACE_BEGIN
24 
28 enum class error_code : std::int32_t {
29  k_cannot_append_key_in_sub_array = 1,
30  k_cannot_close_array_in_sub_document,
31  k_cannot_close_document_in_sub_array,
32  k_cannot_perform_array_operation_on_document,
33  k_cannot_perform_document_operation_on_array,
34 #define BSONCXX_ENUM(name, value) k_need_element_type_k_##name,
35 #include <bsoncxx/enums/type.hpp>
36 #undef BSONCXX_ENUM
37  k_need_key,
38  k_no_array_to_close,
39  k_no_document_to_close,
40  k_unmatched_key_in_builder,
41  k_unset_element,
42  k_json_parse_failure,
43 };
44 
50 BSONCXX_API const std::error_category& BSONCXX_CALL error_category();
51 
58 BSONCXX_INLINE std::error_code make_error_code(error_code error) {
59  return {static_cast<int>(error), error_category()};
60 }
61 
62 BSONCXX_INLINE_NAMESPACE_END
63 } // namespace bsoncxx
64 
65 #include <bsoncxx/config/postlude.hpp>
66 
67 namespace std {
68 // Specialize is_error_code_enum so we get simpler std::error_code construction
69 template<>
70 struct is_error_code_enum<bsoncxx::error_code> : public true_type{};
71 } // namespace std
Definition: error_code.hpp:67
Definition: element.hpp:24