Mercurial > urweb

annotate tests/rpcDO.ur @ 1249:7c6fc92f6c31

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Complain about DValRec; optimizations for unit-valued ECase and forgetting of path conditions across ESeq
author Adam Chlipala <adamc@hcoop.net>
date Thu, 29 Apr 2010 11:47:24 -0400
parents 9da62680adc5
children
rev   line source
adamc@639 1 datatype list t = Nil | Cons of t * list t
adamc@639 2
adamc@639 3 table t : {A : int}
adamc@639 4
adamc@639 5 fun main () : transaction page =
adamc@639 6 let
adamc@639 7 fun rows () =
adamc@639 8 query (SELECT * FROM t)
adamc@639 9 (fn r ls => return (Cons (r.T.A, ls)))
adamc@639 10 Nil
adamc@639 11
adamc@639 12 fun show ls =
adamc@639 13 case ls of
adamc@639 14 Nil => <xml/>
adamc@639 15 | Cons (x, ls') => <xml>{[x]}<br/>{show ls'}</xml>
adamc@639 16 in
adamc@639 17 s <- source Nil;
adamc@639 18 return <xml><body>
adamc@639 19 <button value="Get It On!"
adamc@639 20 onclick={ls <- rows ();
adamc@639 21 set s ls}/><br/>
adamc@639 22 <br/>
adamc@639 23 Current: <dyn signal={ls <- signal s; return (show ls)}/>
adamc@639 24 </body></xml>
adamc@639 25 end