public static function errors($input, callable $renderer = null)
{
if (!($messages = self::$errors)) {
// no messages at all
return;
}
if (!$messages->has($input)) {
// no message for this input
return;
}
// render errors using external renderer
if ($renderer) {
return $renderer($input, $messages->get($input), $messages);
}
$errors = Tag::ul()->addClass('form-field-error');
foreach ($messages->get($input) as $message) {
$errors->append(Tag::li($message, 'message-' . $message->getType()));
}
return $errors;
}
