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Filename : StreamFactoryFactory.php

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<?php

declare (strict_types=1);
namespace PleskGrafana\Mezzio\Container;

use PleskGrafana\Laminas\Diactoros\Stream;
use Psr\Container\ContainerInterface;
use Psr\Http\Message\StreamInterface;
use function class_exists;
use function sprintf;
/**
 * Produces a callable capable of producing an empty stream for use with
 * services that need to produce a stream for use with a request or a response.
 */
class StreamFactoryFactory
{
    public function __invoke(ContainerInterface $container) : callable
    {
        if (!class_exists(Stream::class)) {
            throw new Exception\InvalidServiceException(sprintf('The %1$s service must map to a factory capable of returning an' . ' implementation instance. By default, we assume usage of' . ' laminas-diactoros for PSR-7, but it does not appear to be' . ' present on your system. Please install laminas/laminas-diactoros' . ' or provide an alternate factory for the %1$s service that' . ' can produce an appropriate %1$s instance.', StreamInterface::class));
        }
        return static fn(): Stream => new Stream('php://temp', 'wb+');
    }
}