annotate tests/pprint.ur @ 1984:819756825c8d

Merge in upstream
author Patrick Hurst <phurst@mit.edu>
date Fri, 14 Feb 2014 04:00:03 -0500
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