17 Apr
2010
17 Apr
'10
9:49 a.m.
* On Wednesday, April 14 2010, Jesper Louis Andersen wrote:
newtype Process a b c = Process (ReaderT a (StateT b IO) c) deriving (Functor, Monad, MonadIO, MonadState b, MonadReader a)
Note that the automatic derivations of *MonadState b* and *MonadReader a* makes GHC spit our some mkUsageInfo warnings in its generation of the .hi-files. They don't seem to be dangerous. Glueing instructions for our model kit is given by
The relevant bug for that is: http://hackage.haskell.org/trac/ghc/ticket/3955 -- Adam