/**
* Return an instance of this class.
*
* @since 1.0.0
*
* @return object A single instance of this class.
*/
public static function get_instance()
{
// If the single instance hasn't been set, set it now.
if (null == self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Get stock class
* @return WCM_Stock
*
* @since 1.0.0
*/
public function stock()
{
return WCM_Stock::get_instance();
}
