mastodonpp  0.4.0
log.hpp
1 /* This file is part of mastodonpp.
2  * Copyright © 2020 tastytea <tastytea@tastytea.de>
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU Affero General Public License as published by
6  * the Free Software Foundation, version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Affero General Public License for more details.
12  *
13  * You should have received a copy of the GNU Affero General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  */
16 
17 #ifndef MASTODONPP_LOG_HPP
18 #define MASTODONPP_LOG_HPP
19 
20 #include <iostream>
21 #include <string_view>
22 
23 namespace mastodonpp
24 {
25 
26 using std::cerr; // NOLINT(misc-unused-using-decls)
27 using std::string_view;
28 
30 constexpr auto shorten_filename(const string_view &filename)
31 {
32  for (const string_view &dir : {"/src/", "/include/"})
33  {
34  const auto pos{filename.rfind(dir)};
35  if (pos != string_view::npos)
36  {
37  return filename.substr(pos + dir.size());
38  }
39  }
40  return filename;
41 }
42 
43 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
44 #define commonlog cerr << '[' << shorten_filename(__FILE__) \
45  << ':' << __LINE__ << ']'
46 #ifndef NDEBUG
47 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
48 #define debuglog commonlog << " DEBUG: "
49 #else
50  #define debuglog false && cerr
51 #endif
52 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
53 #define errorlog commonlog << " ERROR: "
54 
55 } // namespace mastodonpp
56 
57 #endif // MASTODONPP_LOG_HPP
mastodonpp
C++ wrapper for the Mastodon API.
Definition: api.cpp:19