Safe Haskell	Safe
Language	Haskell2010

Control.Monad.Logger.CallStack

Description

Log functions using CallStack support in place of Template Haskell

Since: monad-logger-0.3.19

Synopsis

data LogStr
class ToLogStr msg where
data Loc = Loc {
- loc_filename :: String
- loc_package :: String
- loc_module :: String
- loc_start :: CharPos
- loc_end :: CharPos
}
newtype LoggingT m a = LoggingT {
- runLoggingT :: (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) -> m a
}
newtype WriterLoggingT m a = WriterLoggingT {
- unWriterLoggingT :: m (a, DList LogLine)
}
newtype NoLoggingT m a = NoLoggingT {
- runNoLoggingT :: m a
}
class (MonadLogger m, MonadIO m) => MonadLoggerIO m where
class Monad m => MonadLogger m where
type LogSource = Text
data LogLevel
- = LevelDebug
- | LevelInfo
- | LevelWarn
- | LevelError
- | LevelOther Text
liftLoc :: Loc -> Q Exp
logDebugS :: Q Exp
logInfoS :: Q Exp
logWarnS :: Q Exp
logErrorS :: Q Exp
logOtherS :: Q Exp
runWriterLoggingT :: Functor m => WriterLoggingT m a -> m (a, [LogLine])
execWriterLoggingT :: Functor m => WriterLoggingT m a -> m [LogLine]
defaultLogStr :: Loc -> LogSource -> LogLevel -> LogStr -> LogStr
runFileLoggingT :: MonadBaseControl IO m => FilePath -> LoggingT m a -> m a
runStderrLoggingT :: MonadIO m => LoggingT m a -> m a
runStdoutLoggingT :: MonadIO m => LoggingT m a -> m a
runChanLoggingT :: MonadIO m => Chan LogLine -> LoggingT m a -> m a
unChanLoggingT :: (MonadLogger m, MonadIO m) => Chan LogLine -> m void
withChannelLogger :: (MonadBaseControl IO m, MonadIO m) => Int -> LoggingT m a -> LoggingT m a
filterLogger :: (LogSource -> LogLevel -> Bool) -> LoggingT m a -> LoggingT m a
mapLoggingT :: (m a -> n b) -> LoggingT m a -> LoggingT n b
mapNoLoggingT :: (m a -> n b) -> NoLoggingT m a -> NoLoggingT n b
defaultLoc :: Loc
logWithoutLoc :: (MonadLogger m, ToLogStr msg) => LogSource -> LogLevel -> msg -> m ()
logDebugN :: MonadLogger m => Text -> m ()
logInfoN :: MonadLogger m => Text -> m ()
logWarnN :: MonadLogger m => Text -> m ()
logErrorN :: MonadLogger m => Text -> m ()
logOtherN :: MonadLogger m => LogLevel -> Text -> m ()
logDebugNS :: MonadLogger m => Text -> Text -> m ()
logInfoNS :: MonadLogger m => Text -> Text -> m ()
logWarnNS :: MonadLogger m => Text -> Text -> m ()
logErrorNS :: MonadLogger m => Text -> Text -> m ()
logOtherNS :: MonadLogger m => Text -> LogLevel -> Text -> m ()
logDebugCS :: MonadLogger m => CallStack -> Text -> m ()
logInfoCS :: MonadLogger m => CallStack -> Text -> m ()
logWarnCS :: MonadLogger m => CallStack -> Text -> m ()
logErrorCS :: MonadLogger m => CallStack -> Text -> m ()
logOtherCS :: MonadLogger m => CallStack -> LogLevel -> Text -> m ()
logDebug :: (HasCallStack, MonadLogger m) => Text -> m ()
logInfo :: (HasCallStack, MonadLogger m) => Text -> m ()
logWarn :: (HasCallStack, MonadLogger m) => Text -> m ()
logError :: (HasCallStack, MonadLogger m) => Text -> m ()
logOther :: (HasCallStack, MonadLogger m) => LogLevel -> Text -> m ()
logDebugSH :: (HasCallStack, MonadLogger m, Show a) => a -> m ()
logInfoSH :: (HasCallStack, MonadLogger m, Show a) => a -> m ()
logWarnSH :: (HasCallStack, MonadLogger m, Show a) => a -> m ()
logErrorSH :: (HasCallStack, MonadLogger m, Show a) => a -> m ()
logOtherSH :: (HasCallStack, MonadLogger m, Show a) => LogLevel -> a -> m ()

Documentation

data LogStr #

Log message builder. Use (<>) to append two LogStr in O(1).

Instances

Eq LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods (==) :: LogStr -> LogStr -> Bool # (/=) :: LogStr -> LogStr -> Bool #
Show LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods showsPrec :: Int -> LogStr -> ShowS # show :: LogStr -> String # showList :: [LogStr] -> ShowS #
IsString LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods fromString :: String -> LogStr #
Semigroup LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods (<>) :: LogStr -> LogStr -> LogStr # sconcat :: NonEmpty LogStr -> LogStr # stimes :: Integral b => b -> LogStr -> LogStr #
Monoid LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods mempty :: LogStr # mappend :: LogStr -> LogStr -> LogStr # mconcat :: [LogStr] -> LogStr #
ToLogStr LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: LogStr -> LogStr #

class ToLogStr msg where #

Minimal complete definition

toLogStr

Methods

toLogStr :: msg -> LogStr #

Instances

ToLogStr ByteString
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: ByteString -> LogStr #
ToLogStr ByteString
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: ByteString -> LogStr #
ToLogStr Text
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: Text -> LogStr #
ToLogStr Text
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: Text -> LogStr #
ToLogStr String
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: String -> LogStr #
ToLogStr LogStr
Instance details Defined in System.Log.FastLogger.LogStr Methods toLogStr :: LogStr -> LogStr #

data Loc #

Constructors

Loc
Fields loc_filename :: String loc_package :: String loc_module :: String loc_start :: CharPos loc_end :: CharPos

Instances

Eq Loc
Instance details Defined in Language.Haskell.TH.Syntax Methods (==) :: Loc -> Loc -> Bool # (/=) :: Loc -> Loc -> Bool #
Data Loc
Instance details Defined in Language.Haskell.TH.Syntax Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> Loc -> c Loc # gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c Loc # toConstr :: Loc -> Constr # dataTypeOf :: Loc -> DataType # dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c Loc) # dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c Loc) # gmapT :: (forall b. Data b => b -> b) -> Loc -> Loc # gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> Loc -> r # gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> Loc -> r # gmapQ :: (forall d. Data d => d -> u) -> Loc -> [u] # gmapQi :: Int -> (forall d. Data d => d -> u) -> Loc -> u # gmapM :: Monad m => (forall d. Data d => d -> m d) -> Loc -> m Loc # gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> Loc -> m Loc # gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> Loc -> m Loc #
Ord Loc
Instance details Defined in Language.Haskell.TH.Syntax Methods compare :: Loc -> Loc -> Ordering # (<) :: Loc -> Loc -> Bool # (<=) :: Loc -> Loc -> Bool # (>) :: Loc -> Loc -> Bool # (>=) :: Loc -> Loc -> Bool # max :: Loc -> Loc -> Loc # min :: Loc -> Loc -> Loc #
Show Loc
Instance details Defined in Language.Haskell.TH.Syntax Methods showsPrec :: Int -> Loc -> ShowS # show :: Loc -> String # showList :: [Loc] -> ShowS #
Generic Loc
Instance details Defined in Language.Haskell.TH.Syntax Associated Types type Rep Loc :: * -> * # Methods from :: Loc -> Rep Loc x # to :: Rep Loc x -> Loc #
type Rep Loc
Instance details Defined in Language.Haskell.TH.Syntax type Rep Loc = D1 (MetaData "Loc" "Language.Haskell.TH.Syntax" "template-haskell" False) (C1 (MetaCons "Loc" PrefixI True) ((S1 (MetaSel (Just "loc_filename") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 String) :: S1 (MetaSel (Just "loc_package") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 String)) :: (S1 (MetaSel (Just "loc_module") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 String) :: (S1 (MetaSel (Just "loc_start") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 CharPos) :: S1 (MetaSel (Just "loc_end") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 CharPos)))))

newtype LoggingT m a Source #

Monad transformer that adds a new logging function.

Since: monad-logger-0.2.2

Constructors

LoggingT
Fields runLoggingT :: (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) -> m a

Instances

MonadTrans LoggingT Source #
Instance details Defined in Control.Monad.Logger Methods lift :: Monad m => m a -> LoggingT m a #
MonadTransControl LoggingT Source #
Instance details Defined in Control.Monad.Logger Associated Types type StT LoggingT a :: * # Methods liftWith :: Monad m => (Run LoggingT -> m a) -> LoggingT m a # restoreT :: Monad m => m (StT LoggingT a) -> LoggingT m a #
MonadRWS r w s m => MonadRWS r w s (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger
MonadBase b m => MonadBase b (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftBase :: b α -> LoggingT m α #
MonadBaseControl b m => MonadBaseControl b (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Associated Types type StM (LoggingT m) a :: * # Methods liftBaseWith :: (RunInBase (LoggingT m) b -> b a) -> LoggingT m a # restoreM :: StM (LoggingT m) a -> LoggingT m a #
MonadWriter w m => MonadWriter w (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods writer :: (a, w) -> LoggingT m a # tell :: w -> LoggingT m () # listen :: LoggingT m a -> LoggingT m (a, w) # pass :: LoggingT m (a, w -> w) -> LoggingT m a #
MonadState s m => MonadState s (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods get :: LoggingT m s # put :: s -> LoggingT m () # state :: (s -> (a, s)) -> LoggingT m a #
MonadReader r m => MonadReader r (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods ask :: LoggingT m r # local :: (r -> r) -> LoggingT m a -> LoggingT m a # reader :: (r -> a) -> LoggingT m a #
MonadError e m => MonadError e (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods throwError :: e -> LoggingT m a # catchError :: LoggingT m a -> (e -> LoggingT m a) -> LoggingT m a #
Monad m => Monad (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods (>>=) :: LoggingT m a -> (a -> LoggingT m b) -> LoggingT m b # (>>) :: LoggingT m a -> LoggingT m b -> LoggingT m b # return :: a -> LoggingT m a # fail :: String -> LoggingT m a #
Functor m => Functor (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods fmap :: (a -> b) -> LoggingT m a -> LoggingT m b # (<$) :: a -> LoggingT m b -> LoggingT m a #
Applicative m => Applicative (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods pure :: a -> LoggingT m a # (<>) :: LoggingT m (a -> b) -> LoggingT m a -> LoggingT m b # liftA2 :: (a -> b -> c) -> LoggingT m a -> LoggingT m b -> LoggingT m c # (>) :: LoggingT m a -> LoggingT m b -> LoggingT m b # (<*) :: LoggingT m a -> LoggingT m b -> LoggingT m a #
MonadIO m => MonadIO (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftIO :: IO a -> LoggingT m a #
MonadUnliftIO m => MonadUnliftIO (LoggingT m) Source #	Since: monad-logger-0.3.26
Instance details Defined in Control.Monad.Logger Methods askUnliftIO :: LoggingT m (UnliftIO (LoggingT m)) # withRunInIO :: ((forall a. LoggingT m a -> IO a) -> IO b) -> LoggingT m b #
MonadResource m => MonadResource (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftResourceT :: ResourceT IO a -> LoggingT m a #
MonadThrow m => MonadThrow (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods throwM :: Exception e => e -> LoggingT m a #
MonadActive m => MonadActive (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadActive :: LoggingT m Bool #
MonadCatch m => MonadCatch (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods catch :: Exception e => LoggingT m a -> (e -> LoggingT m a) -> LoggingT m a #
MonadMask m => MonadMask (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods mask :: ((forall a. LoggingT m a -> LoggingT m a) -> LoggingT m b) -> LoggingT m b # uninterruptibleMask :: ((forall a. LoggingT m a -> LoggingT m a) -> LoggingT m b) -> LoggingT m b # generalBracket :: LoggingT m a -> (a -> ExitCase b -> LoggingT m c) -> (a -> LoggingT m b) -> LoggingT m (b, c) #
MonadCont m => MonadCont (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods callCC :: ((a -> LoggingT m b) -> LoggingT m a) -> LoggingT m a #
MonadIO m => MonadLoggerIO (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: LoggingT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadIO m => MonadLogger (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> LoggingT m () Source #
type StT LoggingT a Source #
Instance details Defined in Control.Monad.Logger type StT LoggingT a = a
type StM (LoggingT m) a Source #
Instance details Defined in Control.Monad.Logger type StM (LoggingT m) a = StM m a

newtype WriterLoggingT m a Source #

Since: monad-logger-0.3.28

Constructors

WriterLoggingT
Fields unWriterLoggingT :: m (a, DList LogLine)

Instances

MonadTrans WriterLoggingT Source #
Instance details Defined in Control.Monad.Logger Methods lift :: Monad m => m a -> WriterLoggingT m a #
MonadTransControl WriterLoggingT Source #
Instance details Defined in Control.Monad.Logger Associated Types type StT WriterLoggingT a :: * # Methods liftWith :: Monad m => (Run WriterLoggingT -> m a) -> WriterLoggingT m a # restoreT :: Monad m => m (StT WriterLoggingT a) -> WriterLoggingT m a #
MonadBase b m => MonadBase b (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftBase :: b α -> WriterLoggingT m α #
MonadBaseControl b m => MonadBaseControl b (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Associated Types type StM (WriterLoggingT m) a :: * # Methods liftBaseWith :: (RunInBase (WriterLoggingT m) b -> b a) -> WriterLoggingT m a # restoreM :: StM (WriterLoggingT m) a -> WriterLoggingT m a #
Monad m => Monad (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods (>>=) :: WriterLoggingT m a -> (a -> WriterLoggingT m b) -> WriterLoggingT m b # (>>) :: WriterLoggingT m a -> WriterLoggingT m b -> WriterLoggingT m b # return :: a -> WriterLoggingT m a # fail :: String -> WriterLoggingT m a #
Functor m => Functor (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods fmap :: (a -> b) -> WriterLoggingT m a -> WriterLoggingT m b # (<$) :: a -> WriterLoggingT m b -> WriterLoggingT m a #
Applicative m => Applicative (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods pure :: a -> WriterLoggingT m a # (<>) :: WriterLoggingT m (a -> b) -> WriterLoggingT m a -> WriterLoggingT m b # liftA2 :: (a -> b -> c) -> WriterLoggingT m a -> WriterLoggingT m b -> WriterLoggingT m c # (>) :: WriterLoggingT m a -> WriterLoggingT m b -> WriterLoggingT m b # (<*) :: WriterLoggingT m a -> WriterLoggingT m b -> WriterLoggingT m a #
MonadIO m => MonadIO (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftIO :: IO a -> WriterLoggingT m a #
MonadThrow m => MonadThrow (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods throwM :: Exception e => e -> WriterLoggingT m a #
MonadCatch m => MonadCatch (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods catch :: Exception e => WriterLoggingT m a -> (e -> WriterLoggingT m a) -> WriterLoggingT m a #
MonadMask m => MonadMask (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods mask :: ((forall a. WriterLoggingT m a -> WriterLoggingT m a) -> WriterLoggingT m b) -> WriterLoggingT m b # uninterruptibleMask :: ((forall a. WriterLoggingT m a -> WriterLoggingT m a) -> WriterLoggingT m b) -> WriterLoggingT m b # generalBracket :: WriterLoggingT m a -> (a -> ExitCase b -> WriterLoggingT m c) -> (a -> WriterLoggingT m b) -> WriterLoggingT m (b, c) #
Monad m => MonadLogger (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> WriterLoggingT m () Source #
type StT WriterLoggingT a Source #
Instance details Defined in Control.Monad.Logger type StT WriterLoggingT a
type StM (WriterLoggingT m) a Source #
Instance details Defined in Control.Monad.Logger type StM (WriterLoggingT m) a = ComposeSt WriterLoggingT m a

newtype NoLoggingT m a Source #

Monad transformer that disables logging.

Since: monad-logger-0.2.4

Constructors

NoLoggingT
Fields runNoLoggingT :: m a

Instances

MonadTrans NoLoggingT Source #
Instance details Defined in Control.Monad.Logger Methods lift :: Monad m => m a -> NoLoggingT m a #
MonadTransControl NoLoggingT Source #
Instance details Defined in Control.Monad.Logger Associated Types type StT NoLoggingT a :: * # Methods liftWith :: Monad m => (Run NoLoggingT -> m a) -> NoLoggingT m a # restoreT :: Monad m => m (StT NoLoggingT a) -> NoLoggingT m a #
MonadBase b m => MonadBase b (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftBase :: b α -> NoLoggingT m α #
MonadBaseControl b m => MonadBaseControl b (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Associated Types type StM (NoLoggingT m) a :: * # Methods liftBaseWith :: (RunInBase (NoLoggingT m) b -> b a) -> NoLoggingT m a # restoreM :: StM (NoLoggingT m) a -> NoLoggingT m a #
MonadWriter w m => MonadWriter w (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods writer :: (a, w) -> NoLoggingT m a # tell :: w -> NoLoggingT m () # listen :: NoLoggingT m a -> NoLoggingT m (a, w) # pass :: NoLoggingT m (a, w -> w) -> NoLoggingT m a #
MonadState s m => MonadState s (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods get :: NoLoggingT m s # put :: s -> NoLoggingT m () # state :: (s -> (a, s)) -> NoLoggingT m a #
MonadReader r m => MonadReader r (NoLoggingT m) Source #	Since: monad-logger-0.3.24
Instance details Defined in Control.Monad.Logger Methods ask :: NoLoggingT m r # local :: (r -> r) -> NoLoggingT m a -> NoLoggingT m a # reader :: (r -> a) -> NoLoggingT m a #
MonadError e m => MonadError e (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods throwError :: e -> NoLoggingT m a # catchError :: NoLoggingT m a -> (e -> NoLoggingT m a) -> NoLoggingT m a #
Monad m => Monad (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods (>>=) :: NoLoggingT m a -> (a -> NoLoggingT m b) -> NoLoggingT m b # (>>) :: NoLoggingT m a -> NoLoggingT m b -> NoLoggingT m b # return :: a -> NoLoggingT m a # fail :: String -> NoLoggingT m a #
Functor m => Functor (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods fmap :: (a -> b) -> NoLoggingT m a -> NoLoggingT m b # (<$) :: a -> NoLoggingT m b -> NoLoggingT m a #
Applicative m => Applicative (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods pure :: a -> NoLoggingT m a # (<>) :: NoLoggingT m (a -> b) -> NoLoggingT m a -> NoLoggingT m b # liftA2 :: (a -> b -> c) -> NoLoggingT m a -> NoLoggingT m b -> NoLoggingT m c # (>) :: NoLoggingT m a -> NoLoggingT m b -> NoLoggingT m b # (<*) :: NoLoggingT m a -> NoLoggingT m b -> NoLoggingT m a #
MonadIO m => MonadIO (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftIO :: IO a -> NoLoggingT m a #
MonadUnliftIO m => MonadUnliftIO (NoLoggingT m) Source #	Since: monad-logger-0.3.26
Instance details Defined in Control.Monad.Logger Methods askUnliftIO :: NoLoggingT m (UnliftIO (NoLoggingT m)) # withRunInIO :: ((forall a. NoLoggingT m a -> IO a) -> IO b) -> NoLoggingT m b #
MonadResource m => MonadResource (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods liftResourceT :: ResourceT IO a -> NoLoggingT m a #
MonadThrow m => MonadThrow (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods throwM :: Exception e => e -> NoLoggingT m a #
MonadActive m => MonadActive (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadActive :: NoLoggingT m Bool #
MonadCatch m => MonadCatch (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods catch :: Exception e => NoLoggingT m a -> (e -> NoLoggingT m a) -> NoLoggingT m a #
MonadMask m => MonadMask (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods mask :: ((forall a. NoLoggingT m a -> NoLoggingT m a) -> NoLoggingT m b) -> NoLoggingT m b # uninterruptibleMask :: ((forall a. NoLoggingT m a -> NoLoggingT m a) -> NoLoggingT m b) -> NoLoggingT m b # generalBracket :: NoLoggingT m a -> (a -> ExitCase b -> NoLoggingT m c) -> (a -> NoLoggingT m b) -> NoLoggingT m (b, c) #
MonadIO m => MonadLoggerIO (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: NoLoggingT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
Monad m => MonadLogger (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> NoLoggingT m () Source #
type StT NoLoggingT a Source #
Instance details Defined in Control.Monad.Logger type StT NoLoggingT a = a
type StM (NoLoggingT m) a Source #
Instance details Defined in Control.Monad.Logger type StM (NoLoggingT m) a = StM m a

class (MonadLogger m, MonadIO m) => MonadLoggerIO m where Source #

An extension of MonadLogger for the common case where the logging action is a simple IO action. The advantage of using this typeclass is that the logging function itself can be extracted as a first-class value, which can make it easier to manipulate monad transformer stacks, as an example.

Since: monad-logger-0.3.10

Methods

askLoggerIO :: m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #

Request the logging function itself.

Since: monad-logger-0.3.10

askLoggerIO :: (MonadTrans t, MonadLoggerIO n, m ~ t n) => m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #

Request the logging function itself.

Since: monad-logger-0.3.10

Instances

MonadLoggerIO m => MonadLoggerIO (MaybeT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: MaybeT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (ResourceT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ResourceT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (ListT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ListT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadIO m => MonadLoggerIO (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: LoggingT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadIO m => MonadLoggerIO (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: NoLoggingT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
(MonadLoggerIO m, Monoid w) => MonadLoggerIO (WriterT w m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: WriterT w m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
(MonadLoggerIO m, Monoid w) => MonadLoggerIO (WriterT w m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: WriterT w m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (StateT s m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: StateT s m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (StateT s m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: StateT s m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (ExceptT e m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ExceptT e m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
(MonadLoggerIO m, Error e) => MonadLoggerIO (ErrorT e m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ErrorT e m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (IdentityT m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: IdentityT m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (ReaderT r m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ReaderT r m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (ConduitM i o m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ConduitM i o m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (ContT r m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: ContT r m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
(MonadLoggerIO m, Monoid w) => MonadLoggerIO (RWST r w s m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: RWST r w s m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
(MonadLoggerIO m, Monoid w) => MonadLoggerIO (RWST r w s m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: RWST r w s m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #
MonadLoggerIO m => MonadLoggerIO (Pipe l i o u m) Source #
Instance details Defined in Control.Monad.Logger Methods askLoggerIO :: Pipe l i o u m (Loc -> LogSource -> LogLevel -> LogStr -> IO ()) Source #

class Monad m => MonadLogger m where Source #

A Monad which has the ability to log messages in some manner.

Methods

monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> m () Source #

monadLoggerLog :: (MonadLogger m', MonadTrans t, MonadLogger (t m'), ToLogStr msg, m ~ t m') => Loc -> LogSource -> LogLevel -> msg -> m () Source #

Instances

MonadLogger m => MonadLogger (MaybeT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> MaybeT m () Source #
MonadLogger m => MonadLogger (ResourceT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ResourceT m () Source #
MonadLogger m => MonadLogger (ListT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ListT m () Source #
MonadIO m => MonadLogger (LoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> LoggingT m () Source #
Monad m => MonadLogger (WriterLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> WriterLoggingT m () Source #
Monad m => MonadLogger (NoLoggingT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> NoLoggingT m () Source #
(MonadLogger m, Monoid w) => MonadLogger (WriterT w m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> WriterT w m () Source #
(MonadLogger m, Monoid w) => MonadLogger (WriterT w m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> WriterT w m () Source #
MonadLogger m => MonadLogger (StateT s m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> StateT s m () Source #
MonadLogger m => MonadLogger (StateT s m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> StateT s m () Source #
MonadLogger m => MonadLogger (ExceptT e m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ExceptT e m () Source #
(MonadLogger m, Error e) => MonadLogger (ErrorT e m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ErrorT e m () Source #
MonadLogger m => MonadLogger (IdentityT m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> IdentityT m () Source #
MonadLogger m => MonadLogger (ReaderT r m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ReaderT r m () Source #
MonadLogger m => MonadLogger (ConduitM i o m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ConduitM i o m () Source #
MonadLogger m => MonadLogger (ContT r m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> ContT r m () Source #
(MonadLogger m, Monoid w) => MonadLogger (RWST r w s m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> RWST r w s m () Source #
(MonadLogger m, Monoid w) => MonadLogger (RWST r w s m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> RWST r w s m () Source #
MonadLogger m => MonadLogger (Pipe l i o u m) Source #
Instance details Defined in Control.Monad.Logger Methods monadLoggerLog :: ToLogStr msg => Loc -> LogSource -> LogLevel -> msg -> Pipe l i o u m () Source #

type LogSource = Text Source #

data LogLevel Source #

Constructors

LevelDebug
LevelInfo
LevelWarn
LevelError
LevelOther Text

Instances

Eq LogLevel Source #
Instance details Defined in Control.Monad.Logger Methods (==) :: LogLevel -> LogLevel -> Bool # (/=) :: LogLevel -> LogLevel -> Bool #
Ord LogLevel Source #
Instance details Defined in Control.Monad.Logger Methods compare :: LogLevel -> LogLevel -> Ordering # (<) :: LogLevel -> LogLevel -> Bool # (<=) :: LogLevel -> LogLevel -> Bool # (>) :: LogLevel -> LogLevel -> Bool # (>=) :: LogLevel -> LogLevel -> Bool # max :: LogLevel -> LogLevel -> LogLevel # min :: LogLevel -> LogLevel -> LogLevel #
Read LogLevel Source #
Instance details Defined in Control.Monad.Logger Methods readsPrec :: Int -> ReadS LogLevel # readList :: ReadS [LogLevel] # readPrec :: ReadPrec LogLevel # readListPrec :: ReadPrec [LogLevel] #
Show LogLevel Source #
Instance details Defined in Control.Monad.Logger Methods showsPrec :: Int -> LogLevel -> ShowS # show :: LogLevel -> String # showList :: [LogLevel] -> ShowS #
Lift LogLevel Source #
Instance details Defined in Control.Monad.Logger Methods lift :: LogLevel -> Q Exp #

liftLoc :: Loc -> Q Exp Source #

Lift a location into an Exp.

Since: monad-logger-0.3.1

logDebugS :: Q Exp Source #

Generates a function that takes a LogSource and Text and logs a LevelDebug message. Usage:

$logDebugS "SomeSource" "This is a debug log message"

logInfoS :: Q Exp Source #

See logDebugS

logWarnS :: Q Exp Source #

See logDebugS

logErrorS :: Q Exp Source #

See logDebugS

logOtherS :: Q Exp Source #

Generates a function that takes a LogSource, a level name and a Text and logs a LevelOther message. Usage:

$logOtherS "SomeSource" "My new level" "This is a log message"

runWriterLoggingT :: Functor m => WriterLoggingT m a -> m (a, [LogLine]) Source #

Run a block using a MonadLogger instance. Return a value and logs in a list | @since 0.3.28

execWriterLoggingT :: Functor m => WriterLoggingT m a -> m [LogLine] Source #

Run a block using a MonadLogger instance. Return logs in a list | @since 0.3.28

defaultLogStr :: Loc -> LogSource -> LogLevel -> LogStr -> LogStr Source #

runFileLoggingT :: MonadBaseControl IO m => FilePath -> LoggingT m a -> m a Source #

Run a block using a MonadLogger instance which appends to the specified file.

Since: monad-logger-0.3.22

runStderrLoggingT :: MonadIO m => LoggingT m a -> m a Source #

Run a block using a MonadLogger instance which prints to stderr.

Since: monad-logger-0.2.2

runStdoutLoggingT :: MonadIO m => LoggingT m a -> m a Source #

Run a block using a MonadLogger instance which prints to stdout.

Since: monad-logger-0.2.2

runChanLoggingT :: MonadIO m => Chan LogLine -> LoggingT m a -> m a Source #

Run a block using a MonadLogger instance which writes tuples to an unbounded channel.

The tuples can be extracted (ie. in another thread) with unChanLoggingT or a custom extraction funtion, and written to a destination.

Since: monad-logger-0.3.17

unChanLoggingT :: (MonadLogger m, MonadIO m) => Chan LogLine -> m void Source #

Read logging tuples from an unbounded channel and log them into a MonadLoggerIO monad, forever.

For use in a dedicated thread with a channel fed by runChanLoggingT.

Since: monad-logger-0.3.17

withChannelLogger Source #

Arguments

:: (MonadBaseControl IO m, MonadIO m)
=> Int	Number of messages to keep
-> LoggingT m a
-> LoggingT m a

Within the LoggingT monad, capture all log messages to a bounded channel of the indicated size, and only actually log them if there is an exception.

Since: monad-logger-0.3.2

filterLogger :: (LogSource -> LogLevel -> Bool) -> LoggingT m a -> LoggingT m a Source #

Only log messages passing the given predicate function.

This can be a convenient way, for example, to ignore debug level messages.

Since: monad-logger-0.3.13

mapLoggingT :: (m a -> n b) -> LoggingT m a -> LoggingT n b Source #

Map the unwrapped computation using the given function.

Since: monad-logger-0.3.29

mapNoLoggingT :: (m a -> n b) -> NoLoggingT m a -> NoLoggingT n b Source #

Map the unwrapped computation using the given function.

Since: monad-logger-0.3.29

defaultLoc :: Loc Source #