view tests/nest2.ur @ 1505:8c851e5508a7

Tutorial: up to First-Class Polymorphism
author Adam Chlipala <adam@chlipala.net>
date Sun, 17 Jul 2011 11:00:04 -0400
parents 787d4931fb07
children
line wrap: on
line source
fun wooho (wrap : xbody -> transaction page) =
    let
        fun subPage n =
            let
                fun subberPage () = wrap <xml>{[n]}</xml>
            in
                wrap <xml><a link={subberPage ()}>Go</a></xml>
            end
    in
        subPage 0
    end

fun wrap x = return <xml><body>{x}</body></xml>

fun main () = wooho wrap