Mercurial > urweb
view tests/cancel2.ur @ 1742:fca4a6d05ac1
More diagnostic information about some type class resolution failures
author | Adam Chlipala <adam@chlipala.net> |
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date | Fri, 04 May 2012 10:33:04 -0400 |
parents | 125f9b01fbf1 |
children |
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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