Mercurial > urweb

annotate tests/pprint.ur @ 2210:69c0f36255cb

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge.
author Ziv Scully <ziv@mit.edu>
date Sat, 31 May 2014 22:23:25 -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