private function extractCommitFiles()
 {
     $this->outputTitleHandler->setTitle('Fetching files');
     $this->output->write($this->outputTitleHandler->getTitle());
     $commitFiles = new ExtractCommitedFiles();
     $this->files = $commitFiles->getFiles();
     $result = true === $this->existsFiles() ? '0k' : 'No files changed';
     $this->output->writeln($this->outputTitleHandler->getSuccessfulStepMessage($result));
 }
 private function extractCommitFiles()
 {
     $this->outputTitleHandler->setTitle('Fetching files');
     $this->output->write($this->outputTitleHandler->getTitle());
     $commitFiles = new ExtractCommitedFiles();
     $this->files = $commitFiles->getFiles();
     if (count($this->files) > 1) {
         $result = '0k';
     } else {
         $result = 'No files changed';
     }
     $this->output->writeln($this->outputTitleHandler->getSuccessfulStepMessage($result));
 }