src/patches/CommitsMatcher.h

   1 /*
   2  * This file is part of the vng project
   3  * Copyright (C) 2008 Thomas Zander <tzander@trolltech.com>
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 class Commit;
  20
  21 #include <QRegExp>
  22 #include <QStringMatcher>
  23
  24 /**
  25  * Using the various command line options you can use this class to match / skip commits.
  26  */
  27 class CommitsMatcher
  28 {
  29 public:
  30     enum ExpectedAction {
  31         SkipPatch,
  32         ShowPatch,
  33         Exit
  34     };
  35
  36     CommitsMatcher();
  37     ExpectedAction match(const Commit &commit);
  38
  39 private:
  40     void findNormalMatchers();
  41
  42     enum State {
  43         AllClear,       // no matching to be done. All pass per definition.
  44         BeforeFrom,     // searching for the 'from' All fail until we find that.
  45         MatchingPerItem,// Skipping / matching per item. As appropriate.
  46         SearchingForTo, // Pass all until we find the 'to' match.
  47         AfterTo         // We are done, fail all.
  48     };
  49     bool useRegExp, useRegExpTo, useMatcher, useMatcherTo;
  50     QRegExp m_regExp, m_regExpTo;
  51     QStringMatcher m_matcher, m_matcherTo;
  52     State m_state;
  53 };