CheckList::toItemsArray

public function toItemsArray()
{
	$result = [$this->getNodeId() => $this->getFields()];

	foreach ($this->getDescendants() as $descendant)
	{
		/** @var CheckList $descendant */
		$result = array_merge($result, $descendant->toItemsArray());
	}

	return $result;
}