Copyright  (c) Ross Paterson 2010 

License  BSDstyle (see the file LICENSE) 
Maintainer  R.Paterson@city.ac.uk 
Stability  experimental 
Portability  portable 
Safe Haskell  Safe 
Language  Haskell98 
Composition of functors.
 newtype Compose f g a = Compose {
 getCompose :: f (g a)
Documentation
newtype Compose f g a infixr 9 Source
Righttoleft composition of functors. The composition of applicative functors is always applicative, but the composition of monads is not always a monad.
Compose infixr 9  

(Functor f, Functor g) => Functor (Compose f g) Source  
(Applicative f, Applicative g) => Applicative (Compose f g) Source  
(Foldable f, Foldable g) => Foldable (Compose f g) Source  
(Traversable f, Traversable g) => Traversable (Compose f g) Source  
(Alternative f, Applicative g) => Alternative (Compose f g) Source  
(Functor f, Show1 f, Show1 g) => Show1 (Compose f g) Source  
(Functor f, Read1 f, Read1 g) => Read1 (Compose f g) Source  
(Functor f, Ord1 f, Ord1 g) => Ord1 (Compose f g) Source  
(Functor f, Eq1 f, Eq1 g) => Eq1 (Compose f g) Source  
(Functor f, Eq1 f, Eq1 g, Eq a) => Eq (Compose f g a) Source  
(Functor f, Ord1 f, Ord1 g, Ord a) => Ord (Compose f g a) Source  
(Functor f, Read1 f, Read1 g, Read a) => Read (Compose f g a) Source  
(Functor f, Show1 f, Show1 g, Show a) => Show (Compose f g a) Source 