protected function gatherMiddlewareClassNames($middleware)
{
$middleware = is_string($middleware) ? explode('|', $middleware) : (array) $middleware;
return array_map(function ($name) {
list($name, $parameters) = array_pad(explode(':', $name, 2), 2, null);
return array_get($this->routeMiddleware, $name, $name) . ($parameters ? ':' . $parameters : '');
}, $middleware);
}