Achille.Timestamped

Defines utilies for working with timestamped things.

Documentation

data Timestamped a

Container for timestamping data.

Constructors

Timestamped UTCTime a

Instances

Functor Timestamped

Defined in Achille.Timestamped

Methods

fmap :: (a -> b) -> Timestamped a -> Timestamped b

(<$) :: a -> Timestamped b -> Timestamped a

Eq a => Eq (Timestamped a)

Defined in Achille.Timestamped

Methods

(==) :: Timestamped a -> Timestamped a -> Bool

(/=) :: Timestamped a -> Timestamped a -> Bool

Ord a => Ord (Timestamped a)

Defined in Achille.Timestamped

Methods

compare :: Timestamped a -> Timestamped a -> Ordering

(<) :: Timestamped a -> Timestamped a -> Bool

(<=) :: Timestamped a -> Timestamped a -> Bool

(>) :: Timestamped a -> Timestamped a -> Bool

(>=) :: Timestamped a -> Timestamped a -> Bool

max :: Timestamped a -> Timestamped a -> Timestamped a

min :: Timestamped a -> Timestamped a -> Timestamped a

Show a => Show (Timestamped a)

Defined in Achille.Timestamped

Methods

showsPrec :: Int -> Timestamped a -> ShowS

show :: Timestamped a -> String

showList :: [Timestamped a] -> ShowS

Binary a => Binary (Timestamped a)

Defined in Achille.Timestamped

Methods

put :: Timestamped a -> Put

get :: Get (Timestamped a)

putList :: [Timestamped a] -> Put

IsTimestamped (Timestamped a)

Defined in Achille.Timestamped

Methods

timestamp :: Timestamped a -> UTCTime

class IsTimestamped a

Class for values that can be timestamped.

Minimal complete definition

timestamp

Instances

IsTimestamped FilePath

Defined in Achille.Timestamped

Methods

timestamp :: FilePath -> UTCTime

IsTimestamped (Timestamped a)

Defined in Achille.Timestamped

Methods

timestamp :: Timestamped a -> UTCTime

timestamp :: IsTimestamped a => a -> UTCTime

Retrieve a datetime from a value.

timestamped :: IsTimestamped a => a -> Timestamped a

Wrap a value that can be timestamped.

timestampedWith :: (a -> UTCTime) -> a -> Timestamped a

Wrap a value that can be timestamped, using the given function for retrieving the timestamp.

compareTimestamped :: IsTimestamped a => a -> a -> Ordering

Compare two timestamped values.

recentFirst :: IsTimestamped a => [a] -> [a]

Sort timestamped values from most recent to oldest.

oldFirst :: IsTimestamped a => [a] -> [a]

Sort timestamped values from oldest to most recent.