Mercurial > urweb

view lib/ur/option.urs @ 844:74a1e3bdf430

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix datatype import bug in Elaborate; fix server-side source setting; more standard library stuff
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Jun 2009 16:45:00 -0400
parents 44c2c089ca15
children 0d30e6338c65
line wrap: on
line source
datatype t = datatype Basis.option

val isSome : a ::: Type -> t a -> bool

val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b