> rect.set_size(width: 640, height: 480) I've apparently been "ruined" by functional languages because this sort of imperative mutational style of "make this o

> rect.set_size(width: 640, height: 480) I've apparently been "ruined" by functional languages because this sort of imperative mutational style of "make this object have these attributes" is just an instant turn-off. an equivalent functional style would look something more like: > rect = Struct.merge_attr(rect, %{width: 640, height: 480}) (assuming you have the Elixir language feature of being able to re-use the same name, but underneath it's actually pointing to a new value; if not, you'd have to assign to a new name, but at least there'd be no ambiguity, and you could still continue to refer to the old name until it went out of scope)