annotate tests/pprint.ur @ 1881:a5b08bdfa450

New header file scheme to support FFI code in either of C or C++ [based on suggestion by Ron de Bruijn]
author Adam Chlipala <adam@chlipala.net>
date Fri, 11 Oct 2013 17:15:28 -0400
parents 318ba997a149
children
rev   line source
adam@1727 1 fun isNone [a] (x : option a) =
adam@1727 2 case x of
adam@1727 3 None => True
adam@1727 4 | Some _ => False