1 (* Copyright (C) 1999-2006, 2008 Henry Cejtin, Matthew Fluet, Suresh
2 * Jagannathan, and Stephen Weeks.
4 * MLton is released under a BSD-style license.
5 * See the file MLton-LICENSE for details.
14 val isNo: 'a t -> bool
15 val isYes: 'a t -> bool
16 val layout: ('a -> Layout.t) -> 'a t -> Layout.t
17 val map: 'a t * ('a -> 'b) -> 'b t