view tests/rs.ur @ 1580:ec466c1e082a

Catch UnboundNamed exceptions that arise from missing signature items
author Adam Chlipala <adam@chlipala.net>
date Fri, 21 Oct 2011 08:51:30 -0400
parents 36f7d1debb37
children
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line source
fun bobo () =
    n1 <- source 0;
    n2 <- source 1;
    return <xml>
      <dyn signal={n1 <- signal n1; n2 <- signal n2; return <xml>{[n1 + n2]}</xml>}/>
      <button value="Increment1" onclick={v <- get n1; set n1 (v + 1)}/>
      <button value="Increment2" onclick={v <- get n2; set n2 (v + 1)}/>
    </xml>

fun main () =
    x <- source <xml/>;
    return <xml><body>
      <dyn signal={signal x}/>
      <button value="Grab" onclick={y <- rpc (bobo ()); set x y}/>
    </body></xml>