/**
* Util method used to sort the list of suggestions by score
*
* @param Varien_Object $a First suggestion.
* @param Varien_Object $b Second suggestion.
*
* @return number
*/
protected function _suggestionsComparator($a, $b)
{
$result = 1;
if ($a->getScore() == $b->getScore()) {
$result = 0;
} else {
if ($a->getScore() > $b->getScore()) {
$result = -1;
}
}
return $result;
}
