public function routeIsUnique($attribute, $value, $parameters, Validator $validator)
{
$validator->setFallbackMessages(array_merge($validator->getFallbackMessages(), ['unique_route' => 'this route already exists']));
$validates = false;
$value = Handle::normalizeUrl($value);
try {
$routes = Route::getRoutes();
$request = Request::create($value);
$routes->match($request);
// route exists
} catch (\Exception $e) {
// route doesn't exist
$validates = true;
}
return $validates;
}
