Property::getFieldsByTypeAction

public function getFieldsByTypeAction($type)
{
	$r = new Result();

	if(!in_array($type, array_keys($this->getTypes()['ENUM'])))
	{
		$r->addError(new Error('type is out of range', 200850000008));
	}

	if(!$r->isSuccess())
	{
		$this->addErrors($r->getErrors());
		return null;
	}
	else
	{
		$entity = new BitrixSaleRestEntityProperty();
		return ['PROPERTY'=>$entity->prepareFieldInfos(
			$entity->getFieldsByType($type)
		)];
	}
}