iavor.diatchki at gmail.com
Thu Aug 3 14:58:23 EDT 2006
On 8/2/06, John Meacham <john at repetae.net> wrote:
> does anyone else think this would be useful to provide?
(sorry, couldn't resist :-)
> > module Data.Perhaps where
> > data Perhaps = No | Maybe | Yes
> > deriving(Eq,Ord,Show,Read,Enum,Bounded)
> > instance Monoid Perhaps ...
> > ...
> I only ask because it has come up as useful several times in projects I
> work on.
> John Meacham - ⑆repetae.net⑆john⑈
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