Aerys\Root::__invoke PHP Method

    public function __invoke(Request $request, Response $response)
    {
        $uri = $request->getLocalVar("aerys.sendfile") ?: $request->getUri();
        $path = ($qPos = \strpos($uri, "?")) ? \substr($uri, 0, $qPos) : $uri;
        // IMPORTANT! Do NOT remove this. If this is left in, we'll be able to use /path\..\../outsideDocRoot defeating the removeDotPathSegments() function! (on Windows at least)
        $path = \str_replace("\\", "/", $path);
        $path = self::removeDotPathSegments($path);
        // We specifically break the lookup generator out into its own method
        // so that we can potentially avoid forcing the server to resolve a
        // coroutine when the file is already cached.
        return ($fileInfo = $this->fetchCachedStat($path, $request)) ? $this->respond($fileInfo, $request, $response) : $this->respondWithLookup($this->root . $path, $path, $request, $response);
    }