-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Space-efficient Unix timestamp and utilities
--   
--   Space-efficient Unix timestamp and utilities
@package timestamp
@version 0.2

module Timestamp

-- | A value paired with a timestamp.
data Timestamped event
Timestamped :: {-# UNPACK #-} !Timestamp -> !event -> Timestamped event

-- | Amount of microseconds since <tt>1970-01-01 00:00.000000 UTC</tt>. The
--   semantics are the same as of <a>POSIXTime</a>. This datatype is used
--   instead of <a>UTCTime</a> or <a>POSIXTime</a> for space-efficiency.
newtype Timestamp
Timestamp :: Int64 -> Timestamp
timestampMicroSecondsInt64 :: Timestamp -> Int64
timestampNominalDiffTime :: Timestamp -> NominalDiffTime
timestampPosixTime :: Timestamp -> POSIXTime
timestampUtcTime :: Timestamp -> UTCTime
timestampDay :: Timestamp -> Day
utcTimeTimestamp :: UTCTime -> Timestamp
posixTimeTimestamp :: POSIXTime -> Timestamp


-- | Folds on timestamped values
module Timestamp.Folds
untimestamped :: Fold input output -> Fold (Timestamped input) output
filteringByUtcTime :: (UTCTime -> Bool) -> Fold (Timestamped input) output -> Fold (Timestamped input) output
filteringByTimestamp :: (Timestamp -> Bool) -> Fold (Timestamped input) output -> Fold (Timestamped input) output
inUtcTimeRange :: UTCTime -> UTCTime -> Fold (Timestamped input) output -> Fold (Timestamped input) output
inTimestampRange :: Timestamp -> Timestamp -> Fold (Timestamped input) output -> Fold (Timestamped input) output