view tests/aborter2.ur @ 548:b3b06fef7bb5

Treat user-provided error messages as XML
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Dec 2008 11:19:13 -0500
parents 7009b0ac1501
children
line wrap: on
line source
table t : { X : int }

fun main () : transaction page =
    v <- query (SELECT * FROM t)
         (fn r (_ : int) => return (error <xml>Shot down!</xml>))
         0;
    return <xml>Result: {[v]}</xml>