Remove braces for single lines of conditions

#!/usr/bin/env ruby

Dir.glob('**/*.cpp') { |file|
  # skip ast (excluding paste, astpath, and canv'ast'imer)
  next if file =~ /ast[^eip]|keywords\.|qualifiers|preprocessor|names.cpp/i
  s = File.read(file)
  next if s.include?('qlalr')
  orig = s.dup
  s.gsub!(/\n *if [^\n]*{\n[^\n]*\n\s+}(\s+else if [^\n]* {\n[^\n]*\n\s+})*(\s+else {\n[^\n]*\n\s+})?\n/m) { |m|
    res = $&
    if res =~ /^\s*(\/\/|[A-Z_]{3,})/ # C++ comment or macro (Q_UNUSED, SDEBUG), do not touch braces
      res
    else
      res.gsub!('} else', 'else')
      res.gsub!(/\n +} *\n/m, "\n")
      res.gsub(/ *{$/, '')
    end
  }
  s.gsub!(/ *$/, '')
  File.open(file, 'wb').write(s) if s != orig
}

Change-Id: I3b30ee60df0986f66c02132c65fc38a3fbb6bbdc
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/cvs/cvsplugin.cpp

@@ -681,11 +681,10 @@ void CvsPlugin::revertAll()
     const CvsResponse revertResponse =
             runCvs(state.topLevel(), args, m_settings.timeOutMS(),
                    SshPasswordPrompt|ShowStdOutInLogWindow);
-    if (revertResponse.result == CvsResponse::Ok) {
+    if (revertResponse.result == CvsResponse::Ok)
         cvsVersionControl()->emitRepositoryChanged(state.topLevel());
-    } else {
+    else
         QMessageBox::warning(0, title, tr("Revert failed: %1").arg(revertResponse.message), QMessageBox::Ok);
-    }
 }
 
 void CvsPlugin::revertCurrentFile()
@@ -719,9 +718,8 @@ void CvsPlugin::revertCurrentFile()
     const CvsResponse revertResponse =
             runCvs(state.currentFileTopLevel(), args, m_settings.timeOutMS(),
                    SshPasswordPrompt|ShowStdOutInLogWindow);
-    if (revertResponse.result == CvsResponse::Ok) {
+    if (revertResponse.result == CvsResponse::Ok)
         cvsVersionControl()->emitFilesChanged(QStringList(state.currentFile()));
-    }
 }
 
 void CvsPlugin::diffProject()
@@ -776,11 +774,10 @@ void CvsPlugin::startCommit(const QString &workingDir, const QStringList &files)
     StateList statusOutput = parseStatusOutput(QString(), response.stdOut);
     if (!files.isEmpty()) {
         for (StateList::iterator it = statusOutput.begin(); it != statusOutput.end() ; ) {
-            if (files.contains(it->second)) {
+            if (files.contains(it->second))
                 ++it;
-            } else {
+            else
                 it = statusOutput.erase(it);
-            }
         }
     }
     if (statusOutput.empty()) {