view tests/invurl.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 3621f486ce72
children
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val r = { F = fn () => return <xml/> }

fun main () : transaction page = return <xml><body>
  <a link={r.F ()}>Go</a>
</body></xml>

fun main' (r' : {F : unit -> transaction page}) : transaction page = return <xml><body>
  <a link={r'.F ()}>Go</a>
</body></xml>