/**
* Render this option AND its required siblings
*
* @param boolean $output Whether to output or return result
* @return string|void
*/
public function render($output = true)
{
// render myself first
$html = parent::render($output);
// render options that require this one
foreach ($this->policy()->registry()->get_siblings($this) as $sibling_option) {
$html .= $sibling_option->render($output);
}
// return result
return $output ? true : $html;
}
