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<?php
namespace Maknz\Slack;
use InvalidArgumentException;
trait MaxItemsTrait
{
/**
* Maximum number of selected items.
*
* @var int
*/
protected $max_selected_items;
* Get the maximum number of selected items.
* @return int
public function getMaxSelectedItems()
return $this->max_selected_items;
}
* Set the maximum number of selected items.
* @param int $maxSelectedItems
* @return $this
* @throws \InvalidArgumentException
public function setMaxSelectedItems($maxSelectedItems)
if (is_int($maxSelectedItems) && $maxSelectedItems >= 1) {
$this->max_selected_items = $maxSelectedItems;
return $this;
throw new InvalidArgumentException('The max selected items must be a positive integer');