private function getStyle($key, $value)
{
$score = $this->validator->validate($key, $value);
switch ($score) {
case Validator::GOOD:
return 'fg=green';
case Validator::WARNING:
return 'bg=yellow;fg=black';
case Validator::CRITICAL:
return 'bg=red;fg=white';
}
return 'fg=white';
}