Router::convertRouteToRegexp

static function convertRouteToRegexp(string $route, bool $allowSlashes = false): string
{
	$result = preg_replace(
		"/#(w+)#/",
		$allowSlashes ? "(?'\1'.*?)" : "(?'\1'[^/]+)",
		$route
	);
	$result = str_replace('/', '/', $result);
	$result = '/^'.$result.'$/';

	return $result;
}