File indexing completed on 2024-04-28 16:57:52

0001 /*
0002     This file is part of the clazy static checker.
0003 
0004     Copyright (C) 2016 Sergio Martins <smartins@kde.org>
0005 
0006     This library is free software; you can redistribute it and/or
0007     modify it under the terms of the GNU Library General Public
0008     License as published by the Free Software Foundation; either
0009     version 2 of the License, or (at your option) any later version.
0010 
0011     This library is distributed in the hope that it will be useful,
0012     but WITHOUT ANY WARRANTY; without even the implied warranty of
0013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0014     Library General Public License for more details.
0015 
0016     You should have received a copy of the GNU Library General Public License
0017     along with this library; see the file COPYING.LIB.  If not, write to
0018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0019     Boston, MA 02110-1301, USA.
0020 */
0021 
0022 #ifndef CLAZY_SUPPRESSION_MANAGER_H
0023 #define CLAZY_SUPPRESSION_MANAGER_H
0024 
0025 #include <set>
0026 #include <string>
0027 #include <unordered_map>
0028 #include <utility>
0029 
0030 namespace clang {
0031 class SourceLocation;
0032 class LangOptions;
0033 class SourceManager;
0034 class FileID;
0035 }
0036 
0037 class SuppressionManager
0038 {
0039 public:
0040     typedef unsigned SourceFileID;
0041     typedef unsigned LineNumber;
0042     typedef std::string CheckName;
0043     typedef std::pair<LineNumber, CheckName> LineAndCheckName;
0044 
0045     struct Suppressions {
0046         bool skipEntireFile = false;
0047 
0048         std::set<CheckName> checksToSkip;
0049         std::set<LineAndCheckName> checksToSkipByLine;
0050     };
0051 
0052     SuppressionManager();
0053 
0054     bool isSuppressed(const std::string &checkName, clang::SourceLocation,
0055                       const clang::SourceManager &, const clang::LangOptions &) const;
0056 
0057 private:
0058     void parseFile(clang::FileID, const clang::SourceManager &, const clang::LangOptions &lo) const;
0059     SuppressionManager(const SuppressionManager &) = delete;
0060     SuppressionManager& operator=(const SuppressionManager &) = delete;
0061     mutable std::unordered_map<SourceFileID, Suppressions> m_processedFileIDs;
0062 };
0063 
0064 #endif