Sunnysideup\Ecommerce\ProductsAndGroups\Builders\AbstractProductsAndGroupsList::getDirectParentGroupsInclusive
This is the inverse of ProductGroupsFromAlsoShowProducts.
That is, it list the product groups that a product is primarily listed under (exact parents only) from a "AlsoShow" product List.
Signature
public function getDirectParentGroupsInclusive()