mtl-tf-0.2.1.0: Monad Transformer Library with Type Families

Copyright(c) Andy Gill 2001
(c) Oregon Graduate Institute of Science and Technology 2001
LicenseBSD-style (see the file libraries/base/LICENSE)
Maintainerlibraries@haskell.org
Stabilityexperimental
Portabilitynon-portable (multi-param classes, functional dependencies)
Safe HaskellSafe
LanguageHaskell2010

Control.Monad.RWS.Class

Description

Declaration of the MonadRWS class.

Inspired by the paper /Functional Programming with Overloading and Higher-Order Polymorphism/, Mark P Jones (http://www.cse.ogi.edu/~mpj/) Advanced School of Functional Programming, 1995.

Documentation

class (Monoid (WritType m), MonadReader m, MonadWriter m, MonadState m) => MonadRWS m Source #

Instances

(Monoid (WritType m), MonadRWS m) => MonadRWS (ExceptT e m) Source # 
(Monoid w, Monad m) => MonadRWS (RWST r w s m) Source # 
(Monoid w, Monad m) => MonadRWS (RWST r w s m) Source # 

module Control.Monad.Reader.Class

module Control.Monad.State.Class

module Control.Monad.Writer.Class