{-# LANGUAGE CPP #-} #if __GLASGOW_HASKELL__ >= 702 {-# LANGUAGE Safe #-} #endif ----------------------------------------------------------------------------- -- | -- Module : Control.Monad.Trans.State -- Copyright : (c) Andy Gill 2001, -- (c) Oregon Graduate Institute of Science and Technology, 2001 -- License : BSD-style (see the file LICENSE) -- -- Maintainer : [email protected] -- Stability : experimental -- Portability : portable -- -- State monads, passing an updatable state through a computation. -- -- Some computations may not require the full power of state transformers: -- -- * For a read-only state, see "Control.Monad.Trans.Reader". -- -- * To accumulate a value without using it on the way, see -- "Control.Monad.Trans.Writer". -- -- This version is lazy; for a strict version, see -- "Control.Monad.Trans.State.Strict", which has the same interface. ----------------------------------------------------------------------------- module Control.Monad.Trans.State ( module Control.Monad.Trans.State.Lazy ) where import Control.Monad.Trans.State.Lazy