Mercurial > urweb

annotate tests/pprint.ur @ 2002:9356e8f91ea4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Change <active> to avoid generating an empty <span> for empty content
author Adam Chlipala <adam@chlipala.net>
date Mon, 21 Apr 2014 12:09:58 -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