Re: Haskell Platform Proposal: add transformers and revise the mtl package to depend on it

On Tue, 2 Nov 2010, Ross Paterson wrote:

That requires a small change to line 58 of Network/CGI/Monad.hs:

instance Monad m => Functor (CGIT m) where

Changing Monad to Functor will get it working with mtl >= 2, or change Monad m to (Functor m, Monad m) to work with old and new versions of mtl.

I uploaded cgi-3001.1.8.2 using (Functor m, Monad m). Anders