Control.Monad.Trans.Reader (original) (raw)

MonadTrans (ReaderT r) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

lift :: Monad m => m a -> ReaderT r m a Source #

Generic1 (ReaderT r m :: Type -> Type) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Associated Types

type Rep1 (ReaderT r m) :: k -> Type #

Methods

from1 :: forall (a :: k). ReaderT r m a -> Rep1 (ReaderT r m) a #

to1 :: forall (a :: k). Rep1 (ReaderT r m) a -> ReaderT r m a #

Monad m => Monad (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

(>>=) :: ReaderT r m a -> (a -> ReaderT r m b) -> ReaderT r m b #

(>>) :: ReaderT r m a -> ReaderT r m b -> ReaderT r m b #

return :: a -> ReaderT r m a #

Functor m => Functor (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

fmap :: (a -> b) -> ReaderT r m a -> ReaderT r m b #

(<$) :: a -> ReaderT r m b -> ReaderT r m a #

MonadFix m => MonadFix (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

mfix :: (a -> ReaderT r m a) -> ReaderT r m a #

MonadFail m => MonadFail (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

fail :: String -> ReaderT r m a #

Applicative m => Applicative (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

pure :: a -> ReaderT r m a #

(<*>) :: ReaderT r m (a -> b) -> ReaderT r m a -> ReaderT r m b #

liftA2 :: (a -> b -> c) -> ReaderT r m a -> ReaderT r m b -> ReaderT r m c #

(*>) :: ReaderT r m a -> ReaderT r m b -> ReaderT r m b #

(<*) :: ReaderT r m a -> ReaderT r m b -> ReaderT r m a #

Contravariant m => Contravariant (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

contramap :: (a -> b) -> ReaderT r m b -> ReaderT r m a #

(>$) :: b -> ReaderT r m b -> ReaderT r m a #

MonadZip m => MonadZip (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

mzip :: ReaderT r m a -> ReaderT r m b -> ReaderT r m (a, b) #

mzipWith :: (a -> b -> c) -> ReaderT r m a -> ReaderT r m b -> ReaderT r m c #

munzip :: ReaderT r m (a, b) -> (ReaderT r m a, ReaderT r m b) #

MonadIO m => MonadIO (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

liftIO :: IO a -> ReaderT r m a #

Alternative m => Alternative (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

empty :: ReaderT r m a #

(<|>) :: ReaderT r m a -> ReaderT r m a -> ReaderT r m a #

some :: ReaderT r m a -> ReaderT r m [a] #

many :: ReaderT r m a -> ReaderT r m [a] #

MonadPlus m => MonadPlus (ReaderT r m) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Methods

mzero :: ReaderT r m a #

mplus :: ReaderT r m a -> ReaderT r m a -> ReaderT r m a #

Generic (ReaderT r m a) Source #

Instance details

Defined in Control.Monad.Trans.Reader

Associated Types

type Rep (ReaderT r m a) :: Type -> Type #

Methods

from :: ReaderT r m a -> Rep (ReaderT r m a) x #

to :: Rep (ReaderT r m a) x -> ReaderT r m a #

type Rep1 (ReaderT r m :: Type -> Type) Source #

Instance details

Defined in Control.Monad.Trans.Reader

type Rep1 (ReaderT r m :: Type -> Type) = D1 ('MetaData "ReaderT" "Control.Monad.Trans.Reader" "transformers-0.6.0.4-6wgqQgktLayLloKShWoG1E" 'True) (C1 ('MetaCons "ReaderT" 'PrefixI 'True) (S1 ('MetaSel ('Just "runReaderT") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (((->) r :: Type -> Type) :.: Rec1 m)))

type Rep (ReaderT r m a) Source #

Instance details

Defined in Control.Monad.Trans.Reader

type Rep (ReaderT r m a) = D1 ('MetaData "ReaderT" "Control.Monad.Trans.Reader" "transformers-0.6.0.4-6wgqQgktLayLloKShWoG1E" 'True) (C1 ('MetaCons "ReaderT" 'PrefixI 'True) (S1 ('MetaSel ('Just "runReaderT") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (r -> m a))))