/Haskell 7


Copyright (c) Ross Paterson 2012
License BSD-style (see the file LICENSE)
Maintainer [email protected]
Stability experimental
Portability portable
Safe Haskell Safe
Language Haskell98


Signatures for monad operations that require specialized lifting.

type CallCC m a b = ((a -> m b) -> m a) -> m a Source

Signature of the callCC operation, introduced in Control.Monad.Trans.Cont.

type Catch e m a = m a -> (e -> m a) -> m a Source

Signature of the catchE operation, introduced in Control.Monad.Trans.Except.

type Listen w m a = m a -> m (a, w) Source

Signature of the listen operation, introduced in Control.Monad.Trans.Writer.

type Pass w m a = m (a, w -> w) -> m a Source

Signature of the pass operation, introduced in Control.Monad.Trans.Writer.

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Licensed under a BSD-style license (see top of the page).