annotate tests/whiteout.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 f0224c7f12bb
children
rev   line source
adamc@684 1 table t : { Chan : option (channel unit) }
adamc@684 2
adamc@684 3 fun main () : transaction page =
adamc@684 4 ch <- channel;
adamc@684 5 dml (INSERT INTO t (Chan) VALUES ({[Some ch]}));
adamc@684 6 return <xml><body>Did it.</body></xml>