view tests/parseInt.ur @ 1639:6c00d8af6239

Add a new scoping check for unification variables, to fix a type inference bug
author Adam Chlipala <adam@chlipala.net>
date Sun, 18 Dec 2011 11:29:13 -0500
parents 4798ad652c94
children
line wrap: on
line source
fun main () : transaction page =
    s <- source "";
    return <xml><body>
      <ctextbox source={s}/>
      <button onclick={n <- get s;
                       case read n of
                           None => alert "Invalid"
                         | Some n => alert (show (n + 1))}/>
    </body></xml>