On 2015-07-31 at 08:59, Simon Peyton Jones <[email protected]> wrote: > Daniel Bergey wrote: > | How hard would it be to give a different error message instead of "No > | instance ..." when the type variable is ambiguous? I always find this > | error slightly misleading, since it seems to me that there are > | multiple valid instances, not that there is "no instance". > > What would you like it to say? I think it likely we could make it say that!
Great! I'd like it to say "Multiple instances for ..." or "No unique instance for ...". I have a slight preference for the former. Daniel _______________________________________________ ghc-devs mailing list [email protected] http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs
