-- main.mcl --
class foo {
	test "t1" {}
	class bar { # unused definition
		test "t0" {}
	}
}
include foo
# This sort of thing is not currently supported, and not sure if it ever will.
include bar # nope!
-- OUTPUT --
# err: errSetScope: class `bar` does not exist in this scope: /main.mcl @ 9:1-9:12
class `bar` does not exist in this scope: /main.mcl @ 9:1-9:12

include bar # nope!
^^^^^^^^^^^
