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<?php
/*
* This file is part of the Respect\Rest package.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Respect\Rest\Routines;
use InvalidArgumentException;
/** Base class for callback routines */
abstract class AbstractRoutine implements Routinable
{
protected $callback;
public function __construct($callback)
if (is_string($callback) && class_exists($callback) && method_exists($callback, '__invoke')) {
return $this->callback = $callback;
}
if (!is_callable($callback)) {
throw new InvalidArgumentException('Routine callback must be... guess what... callable!');
$this->callback = $callback;
protected function getCallback()
return $this->callback;