/**
* Clear all messages except sticky
*
* @return $this
*/
public function clear()
{
foreach ($this->messages as $type => $messages) {
foreach ($messages as $id => $message) {
/** @var $message MessageInterface */
if (!$message->getIsSticky()) {
unset($this->messages[$type][$id]);
}
}
if (empty($this->messages[$type])) {
unset($this->messages[$type]);
}
}
if ($this->lastAddedMessage instanceof MessageInterface && !$this->lastAddedMessage->getIsSticky()) {
$this->lastAddedMessage = null;
}
return $this;
}
