view tests/optionM.ur @ 2201:1091227f535a

Unnest properly in presence of kind polymorphism
author Adam Chlipala <adam@chlipala.net>
date Sun, 20 Dec 2015 13:41:35 -0500
parents a99b743a3087
children
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fun main () : transaction page = return <xml>{[x <- Some 1;
                                               y <- Some 2;
                                               return (x + y)]}</xml>