src/Router.php
private function regexUri(string $route): string
    {
        return preg_replace_callback('@{([^}]+)}@', function (array $match) {
            return $this->regexParameter($match[1]);
        }, $route);
    }
private function regexUri(string $route): string
    {
        return preg_replace_callback('@{([^}]+)}@', function (array $match) {
            return $this->regexParameter($match[1]);
        }, $route);
    }
Convert route to regex

@param string $route
@return string