> to leverage polymorphism to avoid switch statements [...] was a reflection of his desire to get every function as short as possible.

That's both true, but long way away from "every line should have it's own method", but I guess parent exaggerated for effect and I misunderstood them, I took it literally when I shouldn't.

I've edited my comment to add more context to that quote. He absolutely advocated for the most minimal of function lengths, beyond what is reasonable.