Log.Class

Documentation

data UTCTime :: *

This is the simplest representation of UTC. It consists of the day number, and a time offset from midnight. Note that if a day has a leap second added to it, it will have 86401 seconds.

Instances

Eq UTCTime

Methods

(==) :: UTCTime -> UTCTime -> Bool

(/=) :: UTCTime -> UTCTime -> Bool

Data UTCTime

Methods

gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> UTCTime -> c UTCTime

gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c UTCTime

toConstr :: UTCTime -> Constr

dataTypeOf :: UTCTime -> DataType

dataCast1 :: Typeable (* -> *) t => (forall d. Data d => c (t d)) -> Maybe (c UTCTime)

dataCast2 :: Typeable (* -> * -> *) t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c UTCTime)

gmapT :: (forall b. Data b => b -> b) -> UTCTime -> UTCTime

gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> UTCTime -> r

gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> UTCTime -> r

gmapQ :: (forall d. Data d => d -> u) -> UTCTime -> [u]

gmapQi :: Int -> (forall d. Data d => d -> u) -> UTCTime -> u

gmapM :: Monad m => (forall d. Data d => d -> m d) -> UTCTime -> m UTCTime

gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> UTCTime -> m UTCTime

gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> UTCTime -> m UTCTime

Ord UTCTime

Methods

compare :: UTCTime -> UTCTime -> Ordering

(<) :: UTCTime -> UTCTime -> Bool

(<=) :: UTCTime -> UTCTime -> Bool

(>) :: UTCTime -> UTCTime -> Bool

(>=) :: UTCTime -> UTCTime -> Bool

max :: UTCTime -> UTCTime -> UTCTime

min :: UTCTime -> UTCTime -> UTCTime

NFData UTCTime

Methods

rnf :: UTCTime -> ()

ToSQL UTCTime

Associated Types

type PQDest UTCTime :: *

Methods

toSQL :: UTCTime -> ParamAllocator -> (Ptr (PQDest UTCTime) -> IO r) -> IO r

FromSQL UTCTime

FromSQL instance for ZonedTime doesn't exist because PostgreSQL doesn't provide zone offset information when returning timestamps with time zone in a binary format.

Associated Types

type PQBase UTCTime :: *

Methods

fromSQL :: Maybe (PQBase UTCTime) -> IO UTCTime

FormatTime UTCTime

Methods

formatCharacter :: Char -> Maybe (TimeLocale -> Maybe NumericPadOption -> UTCTime -> String)

ParseTime UTCTime

Methods

buildTime :: TimeLocale -> [(Char, String)] -> Maybe UTCTime

type PQDest UTCTime

type PQDest UTCTime = PGtimestamp

type PQBase UTCTime

type PQBase UTCTime = PGtimestamp

class Monad m => MonadTime m where

Class of monads which carry the notion of the current time.

Instances

MonadTime IO

Base instance for IO.

Methods

currentTime :: IO UTCTime

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

Generic, overlapping instance.

Methods

currentTime :: t m UTCTime

class MonadTime m => MonadLog m where

Represents the family of monads with logging capabilities.

Minimal complete definition

logMessage, localData, localDomain

Methods

logMessage :: UTCTime -> LogLevel -> Text -> Value -> m ()

localData :: [Pair] -> m a -> m a

localDomain :: Text -> m a -> m a

Instances

(MonadLog m, Monad (t m), MonadTransControl t) => MonadLog (t m)

Generic, overlapping instance.

Methods

logMessage :: UTCTime -> LogLevel -> Text -> Value -> t m ()

localData :: [Pair] -> t m a -> t m a

localDomain :: Text -> t m a -> t m a

(MonadBase IO m, MonadTime m) => MonadLog (LogT m)

Methods

logMessage :: UTCTime -> LogLevel -> Text -> Value -> LogT m ()

localData :: [Pair] -> LogT m a -> LogT m a

localDomain :: Text -> LogT m a -> LogT m a

logAttention :: MonadLog m => Text -> Value -> m ()

logInfo :: MonadLog m => Text -> Value -> m ()

logTrace :: MonadLog m => Text -> Value -> m ()

logAttention_ :: MonadLog m => Text -> m ()

logInfo_ :: MonadLog m => Text -> m ()

logTrace_ :: MonadLog m => Text -> m ()