module BishBosh.Data.Time(
showsTimeAsSeconds,
measureElapsedTime
) where
import qualified Data.Time.Clock
import qualified Text.Printf
showsTimeAsSeconds :: Text.Printf.PrintfArg i => i -> Data.Time.Clock.NominalDiffTime -> ShowS
showsTimeAsSeconds :: i -> NominalDiffTime -> ShowS
showsTimeAsSeconds i
nDecimalDigits NominalDiffTime
time = String -> ShowS
showString (String -> ShowS) -> String -> ShowS
forall a b. (a -> b) -> a -> b
$ String -> i -> Double -> String
forall r. PrintfType r => String -> r
Text.Printf.printf String
"%.*fs" i
nDecimalDigits (NominalDiffTime -> Double
forall a b. (Real a, Fractional b) => a -> b
realToFrac NominalDiffTime
time :: Double)
measureElapsedTime :: Data.Time.Clock.UTCTime -> IO Data.Time.Clock.NominalDiffTime
measureElapsedTime :: UTCTime -> IO NominalDiffTime
measureElapsedTime UTCTime
startUTCTime = (UTCTime -> UTCTime -> NominalDiffTime
`Data.Time.Clock.diffUTCTime` UTCTime
startUTCTime) (UTCTime -> NominalDiffTime) -> IO UTCTime -> IO NominalDiffTime
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
`fmap` IO UTCTime
Data.Time.Clock.getCurrentTime