Proposal: Add the orphan instance Monoid e => Monad ((, )e) to Data.Monoid

Jeremy Shaw jeremy at
Sun Nov 13 02:45:23 CET 2011

On Nov 12, 2011, at 6:56 PM, Paterson, Ross wrote:
> Bas van Dijk writes:
>> Ross, any chance that this could be done. Or does this break to  
>> much code?
> Just every module that uses WriterT, runWriterT or runWriter.  Is  
> the neatness worth it?

I am willing to update every module I control that uses WriterT.  
(Which is no small amount of code).

- jeremy

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