It's the way many OOP languages went, but it's not intrinsic to OOP. I recall encountering Emerald in the late 1980s. Here's its 1989 paper on composition over

It's the way many OOP languages went, but it's not intrinsic to OOP. I recall encountering Emerald in the late 1980s. Here's its 1989 paper on composition over inheritance (code reuse wise): http://www.emeraldprogramminglanguage.org/Raj_ComputerJournal.pdf http://www.emeraldprogramminglanguage.org/Raj_ComputerJourna...