Control.Monad.Time

Documentation

class Monad m => MonadTime m where

Class of monads which make it possible to measure time.

Methods

currentTime :: m UTCTime

monotonicTime :: m Double

Instances

MonadTime IO

Base instance for IO.

Defined in Control.Monad.Time

Methods

currentTime :: IO UTCTime

monotonicTime :: IO Double

(MonadTime m, MonadTrans t, Monad (t m)) => MonadTime (t m)

Generic, overlapping instance.

Defined in Control.Monad.Time

Methods

currentTime :: t m UTCTime

monotonicTime :: t m Double