tests/option: This function is no longer being used.
This function existed as a workaround when Lily couldn't quantify the
generics of a global function. It can do that enough that this isn't
being used and can go away.
@@ -36,8 +36,6 @@ t.assert("Option.and_then with None.",
var v: Option[Integer] = None
v.and_then(|x| x * x).is_none() ))
-define opt_square(x: Integer): Option[Integer] { return Some(x * x) }
-
t.assert("Option.and_then with Some.",
(|| Some(4).and_then(|x| Some(x * x)).unwrap() == 16 ))
