1 /* -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /*
3  *     Copyright 2018 Couchbase, Inc
4  *
5  *   Licensed under the Apache License, Version 2.0 (the "License");
6  *   you may not use this file except in compliance with the License.
7  *   You may obtain a copy of the License at
8  *
9  *       http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *   Unless required by applicable law or agreed to in writing, software
12  *   distributed under the License is distributed on an "AS IS" BASIS,
13  *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *   See the License for the specific language governing permissions and
15  *   limitations under the License.
16  */
17 
18 #include "collections/collections_dockey.h"
19 
20 #include <gsl/gsl>
21 
22 /**
23  * Factory method to create a Collections::DocKey from a DocKey
24  */
make(const ::DocKey& key)25 Collections::DocKey Collections::DocKey::make(const ::DocKey& key) {
26     if (key.getDocNamespace() != DocNamespace::System) {
27         throw std::invalid_argument("DocKey::make incorrect namespace:" +
28                                     std::to_string(int(key.getDocNamespace())));
29     }
30     const uint8_t* collection = findCollection(key, SystemSeparator);
31     if (collection) {
32         return DocKey(key, gsl::narrow<uint8_t>(collection - key.data()), 1);
33     } else {
34         // No collection found, not an error - ok for DefaultNamespace.
35         return DocKey(key, 0, 0);
36     }
37 }
38