Mercurial > urweb

view tests/pprint.ur @ 1921:312b62cdaa48

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add 'xhead' case to Monoize
author Adam Chlipala <adam@chlipala.net>
date Fri, 06 Dec 2013 08:44:26 -0500
parents 318ba997a149
children
line wrap: on
line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False