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<?php
declare(strict_types=1);
namespace UMA\JsonRpc\Internal;
use Psr\Container\ContainerInterface;
use UMA\JsonRpc;
/**
* Helper class to compose the pipeline of middlewares + procedure
*/
class Pipeliner
{
* @param ContainerInterface $container
* @param JsonRpc\Procedure $procedure
* @param string[] $services
*
* @return callable
public static function build(ContainerInterface $container, JsonRpc\Procedure $procedure, array $services): callable
$pipe = $procedure;
foreach ($services as $service => $_) {
$pipe = self::chain($container->get($service), $pipe);
}
return $pipe;
private static function chain(JsonRpc\Middleware $outer, callable $inner): callable
return function (JsonRpc\Request $request) use ($outer, $inner): JsonRpc\Response {
return $outer($request, $inner);
};
1ma /
JsonRpc
