Mercurial > urweb

view tests/cancel2.ur @ 2049:459ccbf8cd08

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
When unifying constructor-level unification variables, also unify their kinds
author Adam Chlipala <adam@chlipala.net>
date Fri, 01 Aug 2014 16:11:36 -0400
parents 125f9b01fbf1
children
line wrap: on
line source
fun f [r] [[Id, Foo] ~ r] (x : $(map (fn ts => $ts) r ++ [Id = int, Foo = string]))
    : $(map (fn ts => $ts) r ++ [Foo = string]) = x

val r = {}
val x : $(map (fn ts => $ts) _ ++ [Foo = string]) = f r