annotate tests/optionM.ur @ 1795:d28adceef22a

Allow type class instances with hypotheses via local ('let') definitions
author Adam Chlipala <adam@chlipala.net>
date Wed, 25 Jul 2012 14:04:59 -0400
parents a99b743a3087
children
rev   line source
adam@1544 1 fun main () : transaction page = return <xml>{[x <- Some 1;
adam@1544 2 y <- Some 2;
adam@1544 3 return (x + y)]}</xml>