annotate tests/optionM.ur @ 2184:1ecef02f67c5

More Elaborate work to avoid instantiating unification variables with out-of-scope regular variables
author Adam Chlipala <adam@chlipala.net>
date Sat, 24 Oct 2015 17:23:07 -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>