Re: type operators and colon in GHC

2015-12-11 Thread Richard Eisenberg
This behavior changed in 7.6 I believe. It used to be that type operators needed to start with a colon, but that restriction was dropped. The documentation is out of date. Ticket #11046 is about updating Template Haskell to match the new behavior, but it doesn't affect the core story of type

type operators and colon in GHC

2015-12-10 Thread John Leo
I sent this to haskell-cafe a little while ago but didn't get a response, so I thought I'd try here. I'd guess this is a case of the GHC user guide needing an update, but I'd like an expert opinion. --- According to sections 7.4.3 and 7.4.4 of the latest GHC documentation

Re: type operators and colon in GHC

2015-12-10 Thread Alexey Vagarenko
This ticket might be relevant https://ghc.haskell.org/trac/ghc/ticket/11046 2015-12-10 20:51 GMT+05:00 John Leo : > I sent this to haskell-cafe a little while ago but didn't get a response, > so I thought I'd try here. I'd guess this is a case of the GHC user guide > needing

Re: type operators and colon in GHC

2015-12-10 Thread John Leo
Thanks, that's helpful. Sounds like the situation is even more complicated than I realized. It will be great if the documentation can be updated once the behavior stabilizes. John On Thu, Dec 10, 2015 at 7:54 AM, Alexey Vagarenko wrote: > This ticket might be relevant >