view tests/pprint.ur @ 2010:403f0cc65b9c

New lessSafeFfi
author Adam Chlipala <adam@chlipala.net>
date Fri, 02 May 2014 19:19:09 -0400
parents 318ba997a149
children
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fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False