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<?php
/**
* Slim Framework (https://slimframework.com)
*
* @license https://github.com/slimphp/Slim/blob/3.x/LICENSE.md (MIT License)
*/
namespace Slim;
use Closure;
use Psr\Container\ContainerInterface;
use RuntimeException;
use Slim\Interfaces\CallableResolverInterface;
/**
* This is an internal class that enables resolution of 'class:method' strings
* into a closure. This class is an implementation detail and is used only inside
* of the Slim application.
*/
trait CallableResolverAwareTrait
{
/**
* Resolve a string of the format 'class:method' into a closure that the
* router can dispatch.
*
* @param callable|string $callable
*
* @return Closure
*
* @throws RuntimeException If the string cannot be resolved as a callable
*/
protected function resolveCallable($callable)
{
if (!$this->container instanceof ContainerInterface) {
return $callable;
}
/** @var CallableResolverInterface $resolver */
$resolver = $this->container->get('callableResolver');
return $resolver->resolve($callable);
}
}
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