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<?php
declare(strict_types=1);
namespace UMA\JsonRpc\Internal;
use stdClass;
use UMA\JsonRpc;
final class MiddlewareStack implements JsonRpc\Procedure
{
/**
* @var JsonRpc\Middleware
*/
private $middleware;
* @var JsonRpc\Procedure
private $next;
public static function compose(JsonRpc\Procedure $bottom, JsonRpc\Middleware ...$middlewares): JsonRpc\Procedure
$stack = $bottom;
foreach ($middlewares as $middleware) {
$stack = new self($middleware, $stack);
}
return $stack;
private function __construct(JsonRpc\Middleware $middleware, JsonRpc\Procedure $next)
$this->middleware = $middleware;
$this->next = $next;
* {@inheritdoc}
public function __invoke(JsonRpc\Request $request): JsonRpc\Response
return ($this->middleware)($request, $this->next);
public function getSpec(): ?stdClass
return null;
1ma /
JsonRpc
