Mercurial > urweb
view tests/cfold_disj.ur @ 1189:b8cfb05c091d
More informative tag mismatch error message
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Tue, 16 Mar 2010 16:17:02 -0400 |
parents | 71bafe66dbe1 |
children |
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con id = fold (fn nm => fn t :: Type => fn acc => [nm] ~ acc => [nm = t] ++ acc) [] con idT = id [D = int, E = float] val idV = fn x : $idT => x.E