new major release of transformers package

Gábor Lehel illissius at
Thu Mar 8 10:46:07 CET 2012

2012/3/8 Gábor Lehel <illissius at>:
> On Thu, Mar 8, 2012 at 10:18 AM, Michael Snoyman <michael at> wrote:
>> My solution was to create a new typeclass[2]:
>> class MonadLift base m | m -> base where
>>    lift :: base a -> m a
> Have you seen:

Sorry, that seems to be similar but different. AFAICT MonadBase
actually lifts from the bottom-most, while MonadLift only goes one
level down? Confusingly they both use the word 'base' :)

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