view demo/listShop.ur @ 1742:fca4a6d05ac1

More diagnostic information about some type class resolution failures
author Adam Chlipala <adam@chlipala.net>
date Fri, 04 May 2012 10:33:04 -0400
parents 8084fa9216de
children
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structure I = struct
    type t = int
    val toString = show
    val fromString = read
end

structure S = struct
    type t = string
    val toString = show
    val fromString = read
end

structure IL = ListFun.Make(I)
structure SL = ListFun.Make(S)

fun main () = return <xml><body>
  Pick your poison:<br/>
  <li> <a link={IL.main ()}>Integers</a></li>
  <li> <a link={SL.main ()}>Strings</a></li>
</body></xml>