/**
  * @param string $gitExecutable
  * @param string $file
  * @param int $line
  */
 public function __construct($gitExecutable, $file, $line)
 {
     $cmd = escapeshellcmd($gitExecutable) . " blame -p -L {$line},+1 " . escapeshellarg($file);
     parent::__construct($cmd);
 }