/**
* Compare to mark.
* $a op $b : return -1 if $a < $b, 0 if $a == $b, and 1 if $a > $b. We
* compare the difference between $start and $stop, i.e. we call the diff()
* method.
*
* @param \Hoa\Bench\Mark $mark The mark to compare to.
* @return int
*/
public function compareTo(Mark $mark)
{
$a = $this->diff();
$b = $mark->diff();
if ($a < $b) {
return -1;
} elseif ($a == $b) {
return 0;
} else {
return 1;
}
}
