annotate tests/pprint.ur @ 2252:e843a04499d4

Revert to revision 2222.
author Ziv Scully <ziv@mit.edu>
date Mon, 21 Sep 2015 10:16:55 -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