Safe Haskell | Safe |
---|---|
Language | Haskell2010 |
Control.Monad.Logger
Description
A replacement for WriterT IO which uses mutable references.
Documentation
A replacement for WriterT IO which uses mutable references.
Instances
Monoid w => MonadWriter w (Logger w) Source # | |
Monoid w => MonadBase IO (Logger w) Source # | |
Monoid w => MonadBaseControl IO (Logger w) Source # | |
Monoid w => Monad (Logger w) Source # | |
Functor (Logger w) Source # | |
Monoid w => Applicative (Logger w) Source # | |
Monoid w => MonadIO (Logger w) Source # | |
type StM (Logger w) a Source # | |