view tests/optionM.ur @ 2049:459ccbf8cd08

When unifying constructor-level unification variables, also unify their kinds
author Adam Chlipala <adam@chlipala.net>
date Fri, 01 Aug 2014 16:11:36 -0400
parents a99b743a3087
children
line wrap: on
line source
fun main () : transaction page = return <xml>{[x <- Some 1;
                                               y <- Some 2;
                                               return (x + y)]}</xml>