src/Container/SignatureResolver/CallableFunctionFetcher.php
<?php
/**
* This file is part of Railt package.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Railt\Container\SignatureResolver;
/**
* Class CallableFunctionFetcher
*/
class CallableFunctionFetcher extends AbstractFetcher
{
/**
* @param callable $signature
* @return bool
*/
public function match($signature): bool
{
return \is_callable($signature) && \is_string($signature) && \function_exists($signature);
}
}