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<?php declare(strict_types = 1);
namespace jschreuder\Middle;
use Interop\Http\Middleware\DelegateInterface;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;
final class Delegate implements DelegateInterface
{
/** @var \SplStack */
private $stack;
public function __construct(\SplStack $stack)
$this->stack = $stack;
}
public function next(RequestInterface $request) : ResponseInterface
if ($this->stack->count() === 0) {
throw new \RuntimeException('No more middleware\'s to call on.');
/** @var HttpMiddlewareInterface $next */
$next = $this->stack->pop();
return $next->process($request, $this);
jschreuder /
Middle
