annotate tests/pprint.ur @ 2221:278e10629ba1

Basic field-resolution invalidation.
author Ziv Scully <ziv@mit.edu>
date Sat, 29 Nov 2014 03:37:59 -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