transformers-0.5.0.1: Concrete functor and monad transformers

Copyright(c) Ross Paterson 2010
LicenseBSD-style (see the file LICENSE)
MaintainerR.Paterson@city.ac.uk
Stabilityexperimental
Portabilityportable
Safe HaskellSafe
LanguageHaskell98

Data.Functor.Constant

Description

The constant functor.

Synopsis

Documentation

newtype Constant a b Source

Constant functor.

Constructors

Constant 

Fields

getConstant :: a