We Know that some design patterns are found so useful that they become features of the language itself. I don't believe there is a commonly used pattern to describe this. I would think of it bey "broken composite pattern", because it seems to me that they nearly use the composite https://augustiubjq.luwebs.com/28892274/hakkında-herşey-c-structuralcomparisons-temel-Özellikleri