/**
* Returns the messages generated in the validation
*
* @param boolean|null $byItemName
* @return array
* @throws Exception
*/
public function getMessages($byItemName = null)
{
if (is_null($byItemName) === true) {
$byItemName = false;
} elseif (is_bool($byItemName) === false) {
throw new Exception('Invalid parameter type.');
}
$messages = $this->_messages;
if ($byItemName === true) {
if (is_array($messages) === false) {
return new Group();
}
return $messages;
}
$g = new Group();
if (is_array($messages) === true) {
foreach ($messages as $message) {
$g->appendMessages($message);
}
}
return $g;
}
public function appendMessages($messages)
{
parent::appendMessages($messages);
}
