view tests/fact.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 a71223513c77
children
line wrap: on
line source
fun fact n = if n <= 1 then 1 else n * fact (n - 1)

fun factTr n acc = if n <= 1 then acc else factTr (n - 1) (n * acc)

fun main () : transaction page = return <xml>{[fact 10]}, {[factTr 10 1]}</xml>