Mercurial > urweb

view tests/pvar.ur @ 2184:1ecef02f67c5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
More Elaborate work to avoid instantiating unification variables with out-of-scope regular variables
author Adam Chlipala <adam@chlipala.net>
date Sat, 24 Oct 2015 17:23:07 -0400
parents 5137b0537c92
children
line wrap: on
line source
val v1 : variant [A = int, B = float] = make [#A] 1
val v2 : variant [A = int, B = float] = make [#B] 2.3

fun main () = return (match v1 {A = fn n => <xml>A: {[n]}</xml>,
                                B = fn n => <xml>B: {[n]}</xml>})