-- | The 'LogT' monad transformer for adding logging capabilities to any monad.
{-# LANGUAGE CPP #-}
module Log.Monad (
    Logger
  , LoggerEnv(..)
  , InnerLogT
  , LogT(..)
  , runLogT
  , mapLogT
  , logMessageIO
  , getLoggerIO
  ) where

import Control.Applicative
import Control.DeepSeq
import Control.Monad.Base
import Control.Monad.Catch
import Control.Monad.Error.Class
import Control.Monad.IO.Unlift
import Control.Monad.Morph (MFunctor (..))
import Control.Monad.Reader
import Control.Monad.State.Class
import Control.Monad.Trans.Control
import Control.Monad.Writer.Class
import Data.Aeson
import Data.Text (Text)
import Data.Time
import Prelude
import qualified Control.Monad.Fail as MF
import qualified Control.Exception as E
import qualified Data.HashMap.Strict as H

import Log.Class
import Log.Data
import Log.Logger

type InnerLogT = ReaderT LoggerEnv

-- | Monad transformer that adds logging capabilities to the underlying monad.
newtype LogT m a = LogT { LogT m a -> InnerLogT m a
unLogT :: InnerLogT m a }
  deriving (Applicative (LogT m)
LogT m a
Applicative (LogT m)
-> (forall a. LogT m a)
-> (forall a. LogT m a -> LogT m a -> LogT m a)
-> (forall a. LogT m a -> LogT m [a])
-> (forall a. LogT m a -> LogT m [a])
-> Alternative (LogT m)
LogT m a -> LogT m a -> LogT m a
LogT m a -> LogT m [a]
LogT m a -> LogT m [a]
forall a. LogT m a
forall a. LogT m a -> LogT m [a]
forall a. LogT m a -> LogT m a -> LogT m a
forall (f :: * -> *).
Applicative f
-> (forall a. f a)
-> (forall a. f a -> f a -> f a)
-> (forall a. f a -> f [a])
-> (forall a. f a -> f [a])
-> Alternative f
forall (m :: * -> *). Alternative m => Applicative (LogT m)
forall (m :: * -> *) a. Alternative m => LogT m a
forall (m :: * -> *) a. Alternative m => LogT m a -> LogT m [a]
forall (m :: * -> *) a.
Alternative m =>
LogT m a -> LogT m a -> LogT m a
many :: LogT m a -> LogT m [a]
$cmany :: forall (m :: * -> *) a. Alternative m => LogT m a -> LogT m [a]
some :: LogT m a -> LogT m [a]
$csome :: forall (m :: * -> *) a. Alternative m => LogT m a -> LogT m [a]
<|> :: LogT m a -> LogT m a -> LogT m a
$c<|> :: forall (m :: * -> *) a.
Alternative m =>
LogT m a -> LogT m a -> LogT m a
empty :: LogT m a
$cempty :: forall (m :: * -> *) a. Alternative m => LogT m a
$cp1Alternative :: forall (m :: * -> *). Alternative m => Applicative (LogT m)
Alternative, Functor (LogT m)
a -> LogT m a
Functor (LogT m)
-> (forall a. a -> LogT m a)
-> (forall a b. LogT m (a -> b) -> LogT m a -> LogT m b)
-> (forall a b c.
    (a -> b -> c) -> LogT m a -> LogT m b -> LogT m c)
-> (forall a b. LogT m a -> LogT m b -> LogT m b)
-> (forall a b. LogT m a -> LogT m b -> LogT m a)
-> Applicative (LogT m)
LogT m a -> LogT m b -> LogT m b
LogT m a -> LogT m b -> LogT m a
LogT m (a -> b) -> LogT m a -> LogT m b
(a -> b -> c) -> LogT m a -> LogT m b -> LogT m c
forall a. a -> LogT m a
forall a b. LogT m a -> LogT m b -> LogT m a
forall a b. LogT m a -> LogT m b -> LogT m b
forall a b. LogT m (a -> b) -> LogT m a -> LogT m b
forall a b c. (a -> b -> c) -> LogT m a -> LogT m b -> LogT m c
forall (f :: * -> *).
Functor f
-> (forall a. a -> f a)
-> (forall a b. f (a -> b) -> f a -> f b)
-> (forall a b c. (a -> b -> c) -> f a -> f b -> f c)
-> (forall a b. f a -> f b -> f b)
-> (forall a b. f a -> f b -> f a)
-> Applicative f
forall (m :: * -> *). Applicative m => Functor (LogT m)
forall (m :: * -> *) a. Applicative m => a -> LogT m a
forall (m :: * -> *) a b.
Applicative m =>
LogT m a -> LogT m b -> LogT m a
forall (m :: * -> *) a b.
Applicative m =>
LogT m a -> LogT m b -> LogT m b
forall (m :: * -> *) a b.
Applicative m =>
LogT m (a -> b) -> LogT m a -> LogT m b
forall (m :: * -> *) a b c.
Applicative m =>
(a -> b -> c) -> LogT m a -> LogT m b -> LogT m c
<* :: LogT m a -> LogT m b -> LogT m a
$c<* :: forall (m :: * -> *) a b.
Applicative m =>
LogT m a -> LogT m b -> LogT m a
*> :: LogT m a -> LogT m b -> LogT m b
$c*> :: forall (m :: * -> *) a b.
Applicative m =>
LogT m a -> LogT m b -> LogT m b
liftA2 :: (a -> b -> c) -> LogT m a -> LogT m b -> LogT m c
$cliftA2 :: forall (m :: * -> *) a b c.
Applicative m =>
(a -> b -> c) -> LogT m a -> LogT m b -> LogT m c
<*> :: LogT m (a -> b) -> LogT m a -> LogT m b
$c<*> :: forall (m :: * -> *) a b.
Applicative m =>
LogT m (a -> b) -> LogT m a -> LogT m b
pure :: a -> LogT m a
$cpure :: forall (m :: * -> *) a. Applicative m => a -> LogT m a
$cp1Applicative :: forall (m :: * -> *). Applicative m => Functor (LogT m)
Applicative, a -> LogT m b -> LogT m a
(a -> b) -> LogT m a -> LogT m b
(forall a b. (a -> b) -> LogT m a -> LogT m b)
-> (forall a b. a -> LogT m b -> LogT m a) -> Functor (LogT m)
forall a b. a -> LogT m b -> LogT m a
forall a b. (a -> b) -> LogT m a -> LogT m b
forall (m :: * -> *) a b. Functor m => a -> LogT m b -> LogT m a
forall (m :: * -> *) a b.
Functor m =>
(a -> b) -> LogT m a -> LogT m b
forall (f :: * -> *).
(forall a b. (a -> b) -> f a -> f b)
-> (forall a b. a -> f b -> f a) -> Functor f
<$ :: a -> LogT m b -> LogT m a
$c<$ :: forall (m :: * -> *) a b. Functor m => a -> LogT m b -> LogT m a
fmap :: (a -> b) -> LogT m a -> LogT m b
$cfmap :: forall (m :: * -> *) a b.
Functor m =>
(a -> b) -> LogT m a -> LogT m b
Functor, Applicative (LogT m)
a -> LogT m a
Applicative (LogT m)
-> (forall a b. LogT m a -> (a -> LogT m b) -> LogT m b)
-> (forall a b. LogT m a -> LogT m b -> LogT m b)
-> (forall a. a -> LogT m a)
-> Monad (LogT m)
LogT m a -> (a -> LogT m b) -> LogT m b
LogT m a -> LogT m b -> LogT m b
forall a. a -> LogT m a
forall a b. LogT m a -> LogT m b -> LogT m b
forall a b. LogT m a -> (a -> LogT m b) -> LogT m b
forall (m :: * -> *). Monad m => Applicative (LogT m)
forall (m :: * -> *) a. Monad m => a -> LogT m a
forall (m :: * -> *) a b.
Monad m =>
LogT m a -> LogT m b -> LogT m b
forall (m :: * -> *) a b.
Monad m =>
LogT m a -> (a -> LogT m b) -> LogT m b
forall (m :: * -> *).
Applicative m
-> (forall a b. m a -> (a -> m b) -> m b)
-> (forall a b. m a -> m b -> m b)
-> (forall a. a -> m a)
-> Monad m
return :: a -> LogT m a
$creturn :: forall (m :: * -> *) a. Monad m => a -> LogT m a
>> :: LogT m a -> LogT m b -> LogT m b
$c>> :: forall (m :: * -> *) a b.
Monad m =>
LogT m a -> LogT m b -> LogT m b
>>= :: LogT m a -> (a -> LogT m b) -> LogT m b
$c>>= :: forall (m :: * -> *) a b.
Monad m =>
LogT m a -> (a -> LogT m b) -> LogT m b
$cp1Monad :: forall (m :: * -> *). Monad m => Applicative (LogT m)
Monad, MonadBase b, MonadThrow (LogT m)
MonadThrow (LogT m)
-> (forall e a.
    Exception e =>
    LogT m a -> (e -> LogT m a) -> LogT m a)
-> MonadCatch (LogT m)
LogT m a -> (e -> LogT m a) -> LogT m a
forall e a. Exception e => LogT m a -> (e -> LogT m a) -> LogT m a
forall (m :: * -> *).
MonadThrow m
-> (forall e a. Exception e => m a -> (e -> m a) -> m a)
-> MonadCatch m
forall (m :: * -> *). MonadCatch m => MonadThrow (LogT m)
forall (m :: * -> *) e a.
(MonadCatch m, Exception e) =>
LogT m a -> (e -> LogT m a) -> LogT m a
catch :: LogT m a -> (e -> LogT m a) -> LogT m a
$ccatch :: forall (m :: * -> *) e a.
(MonadCatch m, Exception e) =>
LogT m a -> (e -> LogT m a) -> LogT m a
$cp1MonadCatch :: forall (m :: * -> *). MonadCatch m => MonadThrow (LogT m)
MonadCatch
           ,Monad (LogT m)
Monad (LogT m) -> (forall a. IO a -> LogT m a) -> MonadIO (LogT m)
IO a -> LogT m a
forall a. IO a -> LogT m a
forall (m :: * -> *).
Monad m -> (forall a. IO a -> m a) -> MonadIO m
forall (m :: * -> *). MonadIO m => Monad (LogT m)
forall (m :: * -> *) a. MonadIO m => IO a -> LogT m a
liftIO :: IO a -> LogT m a
$cliftIO :: forall (m :: * -> *) a. MonadIO m => IO a -> LogT m a
$cp1MonadIO :: forall (m :: * -> *). MonadIO m => Monad (LogT m)
MonadIO, MonadCatch (LogT m)
MonadCatch (LogT m)
-> (forall b.
    ((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b)
-> (forall b.
    ((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b)
-> (forall a b c.
    LogT m a
    -> (a -> ExitCase b -> LogT m c)
    -> (a -> LogT m b)
    -> LogT m (b, c))
-> MonadMask (LogT m)
LogT m a
-> (a -> ExitCase b -> LogT m c)
-> (a -> LogT m b)
-> LogT m (b, c)
((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
forall b.
((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
forall a b c.
LogT m a
-> (a -> ExitCase b -> LogT m c)
-> (a -> LogT m b)
-> LogT m (b, c)
forall (m :: * -> *).
MonadCatch m
-> (forall b. ((forall a. m a -> m a) -> m b) -> m b)
-> (forall b. ((forall a. m a -> m a) -> m b) -> m b)
-> (forall a b c.
    m a -> (a -> ExitCase b -> m c) -> (a -> m b) -> m (b, c))
-> MonadMask m
forall (m :: * -> *). MonadMask m => MonadCatch (LogT m)
forall (m :: * -> *) b.
MonadMask m =>
((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
forall (m :: * -> *) a b c.
MonadMask m =>
LogT m a
-> (a -> ExitCase b -> LogT m c)
-> (a -> LogT m b)
-> LogT m (b, c)
generalBracket :: LogT m a
-> (a -> ExitCase b -> LogT m c)
-> (a -> LogT m b)
-> LogT m (b, c)
$cgeneralBracket :: forall (m :: * -> *) a b c.
MonadMask m =>
LogT m a
-> (a -> ExitCase b -> LogT m c)
-> (a -> LogT m b)
-> LogT m (b, c)
uninterruptibleMask :: ((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
$cuninterruptibleMask :: forall (m :: * -> *) b.
MonadMask m =>
((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
mask :: ((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
$cmask :: forall (m :: * -> *) b.
MonadMask m =>
((forall a. LogT m a -> LogT m a) -> LogT m b) -> LogT m b
$cp1MonadMask :: forall (m :: * -> *). MonadMask m => MonadCatch (LogT m)
MonadMask, Monad (LogT m)
Alternative (LogT m)
LogT m a
Alternative (LogT m)
-> Monad (LogT m)
-> (forall a. LogT m a)
-> (forall a. LogT m a -> LogT m a -> LogT m a)
-> MonadPlus (LogT m)
LogT m a -> LogT m a -> LogT m a
forall a. LogT m a
forall a. LogT m a -> LogT m a -> LogT m a
forall (m :: * -> *).
Alternative m
-> Monad m
-> (forall a. m a)
-> (forall a. m a -> m a -> m a)
-> MonadPlus m
forall (m :: * -> *). MonadPlus m => Monad (LogT m)
forall (m :: * -> *). MonadPlus m => Alternative (LogT m)
forall (m :: * -> *) a. MonadPlus m => LogT m a
forall (m :: * -> *) a.
MonadPlus m =>
LogT m a -> LogT m a -> LogT m a
mplus :: LogT m a -> LogT m a -> LogT m a
$cmplus :: forall (m :: * -> *) a.
MonadPlus m =>
LogT m a -> LogT m a -> LogT m a
mzero :: LogT m a
$cmzero :: forall (m :: * -> *) a. MonadPlus m => LogT m a
$cp2MonadPlus :: forall (m :: * -> *). MonadPlus m => Monad (LogT m)
$cp1MonadPlus :: forall (m :: * -> *). MonadPlus m => Alternative (LogT m)
MonadPlus, Monad (LogT m)
e -> LogT m a
Monad (LogT m)
-> (forall e a. Exception e => e -> LogT m a)
-> MonadThrow (LogT m)
forall e a. Exception e => e -> LogT m a
forall (m :: * -> *).
Monad m -> (forall e a. Exception e => e -> m a) -> MonadThrow m
forall (m :: * -> *). MonadThrow m => Monad (LogT m)
forall (m :: * -> *) e a.
(MonadThrow m, Exception e) =>
e -> LogT m a
throwM :: e -> LogT m a
$cthrowM :: forall (m :: * -> *) e a.
(MonadThrow m, Exception e) =>
e -> LogT m a
$cp1MonadThrow :: forall (m :: * -> *). MonadThrow m => Monad (LogT m)
MonadThrow, m a -> LogT m a
(forall (m :: * -> *) a. Monad m => m a -> LogT m a)
-> MonadTrans LogT
forall (m :: * -> *) a. Monad m => m a -> LogT m a
forall (t :: (* -> *) -> * -> *).
(forall (m :: * -> *) a. Monad m => m a -> t m a) -> MonadTrans t
lift :: m a -> LogT m a
$clift :: forall (m :: * -> *) a. Monad m => m a -> LogT m a
MonadTrans, Monad (LogT m)
Monad (LogT m)
-> (forall a. String -> LogT m a) -> MonadFail (LogT m)
String -> LogT m a
forall a. String -> LogT m a
forall (m :: * -> *).
Monad m -> (forall a. String -> m a) -> MonadFail m
forall (m :: * -> *). MonadFail m => Monad (LogT m)
forall (m :: * -> *) a. MonadFail m => String -> LogT m a
fail :: String -> LogT m a
$cfail :: forall (m :: * -> *) a. MonadFail m => String -> LogT m a
$cp1MonadFail :: forall (m :: * -> *). MonadFail m => Monad (LogT m)
MF.MonadFail
           ,MonadError e, MonadWriter w, MonadState s)

instance MonadReader r m => MonadReader r (LogT m) where
    ask :: LogT m r
ask   = m r -> LogT m r
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift m r
forall r (m :: * -> *). MonadReader r m => m r
ask
    local :: (r -> r) -> LogT m a -> LogT m a
local = (m a -> m a) -> LogT m a -> LogT m a
forall (m :: * -> *) a (n :: * -> *) b.
(m a -> n b) -> LogT m a -> LogT n b
mapLogT ((m a -> m a) -> LogT m a -> LogT m a)
-> ((r -> r) -> m a -> m a) -> (r -> r) -> LogT m a -> LogT m a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (r -> r) -> m a -> m a
forall r (m :: * -> *) a. MonadReader r m => (r -> r) -> m a -> m a
local

-- | Run a 'LogT' computation.
--
-- Note that in the case of asynchronous/bulk loggers 'runLogT'
-- doesn't guarantee that all messages are actually written to the log
-- once it finishes. Use 'withPGLogger' or 'withElasticSearchLogger'
-- for that.
runLogT :: Text     -- ^ Application component name to use.
        -> Logger   -- ^ The logging back-end to use.
        -> LogT m a -- ^ The 'LogT' computation to run.
        -> m a
runLogT :: Text -> Logger -> LogT m a -> m a
runLogT Text
component Logger
logger LogT m a
m = ReaderT LoggerEnv m a -> LoggerEnv -> m a
forall r (m :: * -> *) a. ReaderT r m a -> r -> m a
runReaderT (LogT m a -> ReaderT LoggerEnv m a
forall (m :: * -> *) a. LogT m a -> InnerLogT m a
unLogT LogT m a
m) LoggerEnv :: Logger -> Text -> [Text] -> [Pair] -> LoggerEnv
LoggerEnv {
  leLogger :: Logger
leLogger = Logger
logger
, leComponent :: Text
leComponent = Text
component
, leDomain :: [Text]
leDomain = []
, leData :: [Pair]
leData = []
} -- We can't do synchronisation here, since 'runLogT' can be invoked
  -- quite often from the application (e.g. on every request).

-- | Transform the computation inside a 'LogT'.
mapLogT :: (m a -> n b) -> LogT m a -> LogT n b
mapLogT :: (m a -> n b) -> LogT m a -> LogT n b
mapLogT m a -> n b
f = InnerLogT n b -> LogT n b
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT (InnerLogT n b -> LogT n b)
-> (LogT m a -> InnerLogT n b) -> LogT m a -> LogT n b
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (m a -> n b) -> ReaderT LoggerEnv m a -> InnerLogT n b
forall (m :: * -> *) a (n :: * -> *) b r.
(m a -> n b) -> ReaderT r m a -> ReaderT r n b
mapReaderT m a -> n b
f (ReaderT LoggerEnv m a -> InnerLogT n b)
-> (LogT m a -> ReaderT LoggerEnv m a) -> LogT m a -> InnerLogT n b
forall b c a. (b -> c) -> (a -> b) -> a -> c
. LogT m a -> ReaderT LoggerEnv m a
forall (m :: * -> *) a. LogT m a -> InnerLogT m a
unLogT

-- | Base implementation of 'logMessage' for use with a specific
-- 'LoggerEnv'. Useful for reimplementation of 'MonadLog' instance.
logMessageIO :: LoggerEnv -> UTCTime -> LogLevel -> Text -> Value -> IO ()
logMessageIO :: LoggerEnv -> UTCTime -> LogLevel -> Text -> Value -> IO ()
logMessageIO LoggerEnv{[Pair]
[Text]
Text
Logger
leData :: [Pair]
leDomain :: [Text]
leComponent :: Text
leLogger :: Logger
leData :: LoggerEnv -> [Pair]
leDomain :: LoggerEnv -> [Text]
leComponent :: LoggerEnv -> Text
leLogger :: LoggerEnv -> Logger
..} UTCTime
time LogLevel
level Text
message Value
data_ =
  Logger -> LogMessage -> IO ()
execLogger Logger
leLogger (LogMessage -> IO ()) -> IO LogMessage -> IO ()
forall (m :: * -> *) a b. Monad m => (a -> m b) -> m a -> m b
=<< LogMessage -> IO LogMessage
forall a. a -> IO a
E.evaluate (LogMessage -> LogMessage
forall a. NFData a => a -> a
force LogMessage
lm)
  where
    lm :: LogMessage
lm = LogMessage :: Text
-> [Text] -> UTCTime -> LogLevel -> Text -> Value -> LogMessage
LogMessage
      { lmComponent :: Text
lmComponent = Text
leComponent
      , lmDomain :: [Text]
lmDomain = [Text]
leDomain
      , lmTime :: UTCTime
lmTime = UTCTime
time
      , lmLevel :: LogLevel
lmLevel = LogLevel
level
      , lmMessage :: Text
lmMessage = Text
message
      , lmData :: Value
lmData = case Value
data_ of
          -- If lmData is not an object, we make it so and put previous data as
          -- the singleton value with key reflecting its type. It's required for
          -- ElasticSearch as ES needs fields with the same name to be of the
          -- same type in all log messages.
          Object Object
obj      -> Object -> Value
Object (Object -> Value) -> (Object -> Object) -> Object -> Value
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Object -> Object -> Object
forall k v.
(Eq k, Hashable k) =>
HashMap k v -> HashMap k v -> HashMap k v
H.union Object
obj (Object -> Value) -> Object -> Value
forall a b. (a -> b) -> a -> b
$ [Pair] -> Object
forall k v. (Eq k, Hashable k) => [(k, v)] -> HashMap k v
H.fromList [Pair]
leData
          Value
_ | [Pair] -> Bool
forall (t :: * -> *) a. Foldable t => t a -> Bool
null [Pair]
leData -> [Pair] -> Value
object [Value -> Text
dataTyped Value
data_ Text -> Value -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Text -> v -> kv
.= Value
data_]
            | Bool
otherwise   -> [Pair] -> Value
object ([Pair] -> Value) -> [Pair] -> Value
forall a b. (a -> b) -> a -> b
$ (Value -> Text
dataTyped Value
data_, Value
data_) Pair -> [Pair] -> [Pair]
forall a. a -> [a] -> [a]
: [Pair]
leData
      }

    dataTyped :: Value -> Text
dataTyped = \case
      Object{} -> Text
"__data_object"
      Array{}  -> Text
"__data_array"
      String{} -> Text
"__data_string"
      Number{} -> Text
"__data_number"
      Bool{}   -> Text
"__data_bool"
      Null{}   -> Text
"__data_null"

-- | Return an IO action that logs messages using the current 'MonadLog'
-- context. Useful for interfacing with libraries such as @aws@ or @amazonka@
-- that accept logging callbacks operating in IO.
getLoggerIO :: MonadLog m => m (UTCTime -> LogLevel -> Text -> Value -> IO ())
getLoggerIO :: m (UTCTime -> LogLevel -> Text -> Value -> IO ())
getLoggerIO = LoggerEnv -> UTCTime -> LogLevel -> Text -> Value -> IO ()
logMessageIO (LoggerEnv -> UTCTime -> LogLevel -> Text -> Value -> IO ())
-> m LoggerEnv -> m (UTCTime -> LogLevel -> Text -> Value -> IO ())
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> m LoggerEnv
forall (m :: * -> *). MonadLog m => m LoggerEnv
getLoggerEnv

-- | @'hoist' = 'mapLogT'@
--
-- @since 0.7.2
instance MFunctor LogT where
    hoist :: (forall a. m a -> n a) -> LogT m b -> LogT n b
hoist forall a. m a -> n a
f = (m b -> n b) -> LogT m b -> LogT n b
forall (m :: * -> *) a (n :: * -> *) b.
(m a -> n b) -> LogT m a -> LogT n b
mapLogT m b -> n b
forall a. m a -> n a
f

instance MonadTransControl LogT where
#if MIN_VERSION_monad_control(1,0,0)
  type StT LogT m = StT InnerLogT m
  liftWith :: (Run LogT -> m a) -> LogT m a
liftWith = (forall b. ReaderT LoggerEnv m b -> LogT m b)
-> (forall (m :: * -> *) a. LogT m a -> InnerLogT m a)
-> (RunDefault LogT (ReaderT LoggerEnv) -> m a)
-> LogT m a
forall (m :: * -> *) (n :: (* -> *) -> * -> *)
       (t :: (* -> *) -> * -> *) a.
(Monad m, MonadTransControl n) =>
(forall b. n m b -> t m b)
-> (forall (o :: * -> *) b. t o b -> n o b)
-> (RunDefault t n -> m a)
-> t m a
defaultLiftWith forall b. ReaderT LoggerEnv m b -> LogT m b
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT forall (m :: * -> *) a. LogT m a -> InnerLogT m a
unLogT
  restoreT :: m (StT LogT a) -> LogT m a
restoreT = (ReaderT LoggerEnv m a -> LogT m a)
-> m (StT (ReaderT LoggerEnv) a) -> LogT m a
forall (m :: * -> *) (n :: (* -> *) -> * -> *) a
       (t :: (* -> *) -> * -> *).
(Monad m, MonadTransControl n) =>
(n m a -> t m a) -> m (StT n a) -> t m a
defaultRestoreT ReaderT LoggerEnv m a -> LogT m a
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT
#else
  newtype StT LogT m = StLogT { unStLogT :: StT InnerLogT m }
  liftWith = defaultLiftWith LogT unLogT StLogT
  restoreT = defaultRestoreT LogT unStLogT
#endif
  {-# INLINE liftWith #-}
  {-# INLINE restoreT #-}

instance MonadBaseControl b m => MonadBaseControl b (LogT m) where
#if MIN_VERSION_monad_control(1,0,0)
  type StM (LogT m) a = ComposeSt LogT m a
  liftBaseWith :: (RunInBase (LogT m) b -> b a) -> LogT m a
liftBaseWith = (RunInBase (LogT m) b -> b a) -> LogT m a
forall (t :: (* -> *) -> * -> *) (b :: * -> *) (m :: * -> *) a.
(MonadTransControl t, MonadBaseControl b m) =>
(RunInBaseDefault t m b -> b a) -> t m a
defaultLiftBaseWith
  restoreM :: StM (LogT m) a -> LogT m a
restoreM     = StM (LogT m) a -> LogT m a
forall (t :: (* -> *) -> * -> *) (b :: * -> *) (m :: * -> *) a.
(MonadTransControl t, MonadBaseControl b m) =>
ComposeSt t m a -> t m a
defaultRestoreM
#else
  newtype StM (LogT m) a = StMLogT { unStMLogT :: ComposeSt LogT m a }
  liftBaseWith = defaultLiftBaseWith StMLogT
  restoreM     = defaultRestoreM unStMLogT
#endif
  {-# INLINE liftBaseWith #-}
  {-# INLINE restoreM #-}

instance MonadUnliftIO m => MonadUnliftIO (LogT m) where
  withRunInIO :: ((forall a. LogT m a -> IO a) -> IO b) -> LogT m b
withRunInIO (forall a. LogT m a -> IO a) -> IO b
inner = InnerLogT m b -> LogT m b
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT (InnerLogT m b -> LogT m b) -> InnerLogT m b -> LogT m b
forall a b. (a -> b) -> a -> b
$ ((forall a. ReaderT LoggerEnv m a -> IO a) -> IO b)
-> InnerLogT m b
forall (m :: * -> *) b.
MonadUnliftIO m =>
((forall a. m a -> IO a) -> IO b) -> m b
withRunInIO (((forall a. ReaderT LoggerEnv m a -> IO a) -> IO b)
 -> InnerLogT m b)
-> ((forall a. ReaderT LoggerEnv m a -> IO a) -> IO b)
-> InnerLogT m b
forall a b. (a -> b) -> a -> b
$ \forall a. ReaderT LoggerEnv m a -> IO a
run -> (forall a. LogT m a -> IO a) -> IO b
inner (ReaderT LoggerEnv m a -> IO a
forall a. ReaderT LoggerEnv m a -> IO a
run (ReaderT LoggerEnv m a -> IO a)
-> (LogT m a -> ReaderT LoggerEnv m a) -> LogT m a -> IO a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. LogT m a -> ReaderT LoggerEnv m a
forall (m :: * -> *) a. LogT m a -> InnerLogT m a
unLogT)
  {-# INLINE withRunInIO #-}

instance MonadBase IO m => MonadLog (LogT m) where
  logMessage :: LogLevel -> Text -> Value -> LogT m ()
logMessage LogLevel
level Text
message Value
data_ = InnerLogT m () -> LogT m ()
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT (InnerLogT m () -> LogT m ())
-> ((LoggerEnv -> m ()) -> InnerLogT m ())
-> (LoggerEnv -> m ())
-> LogT m ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (LoggerEnv -> m ()) -> InnerLogT m ()
forall r (m :: * -> *) a. (r -> m a) -> ReaderT r m a
ReaderT ((LoggerEnv -> m ()) -> LogT m ())
-> (LoggerEnv -> m ()) -> LogT m ()
forall a b. (a -> b) -> a -> b
$ \LoggerEnv
logEnv -> IO () -> m ()
forall (b :: * -> *) (m :: * -> *) α. MonadBase b m => b α -> m α
liftBase (IO () -> m ()) -> IO () -> m ()
forall a b. (a -> b) -> a -> b
$ do
    UTCTime
time <- IO UTCTime
getCurrentTime
    LoggerEnv -> UTCTime -> LogLevel -> Text -> Value -> IO ()
logMessageIO LoggerEnv
logEnv UTCTime
time LogLevel
level Text
message Value
data_

  localData :: [Pair] -> LogT m a -> LogT m a
localData [Pair]
data_ =
    InnerLogT m a -> LogT m a
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT (InnerLogT m a -> LogT m a)
-> (LogT m a -> InnerLogT m a) -> LogT m a -> LogT m a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (LoggerEnv -> LoggerEnv) -> InnerLogT m a -> InnerLogT m a
forall r (m :: * -> *) a. MonadReader r m => (r -> r) -> m a -> m a
local (\LoggerEnv
e -> LoggerEnv
e { leData :: [Pair]
leData = [Pair]
data_ [Pair] -> [Pair] -> [Pair]
forall a. [a] -> [a] -> [a]
++ LoggerEnv -> [Pair]
leData LoggerEnv
e }) (InnerLogT m a -> InnerLogT m a)
-> (LogT m a -> InnerLogT m a) -> LogT m a -> InnerLogT m a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. LogT m a -> InnerLogT m a
forall (m :: * -> *) a. LogT m a -> InnerLogT m a
unLogT

  localDomain :: Text -> LogT m a -> LogT m a
localDomain Text
domain =
    InnerLogT m a -> LogT m a
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT (InnerLogT m a -> LogT m a)
-> (LogT m a -> InnerLogT m a) -> LogT m a -> LogT m a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (LoggerEnv -> LoggerEnv) -> InnerLogT m a -> InnerLogT m a
forall r (m :: * -> *) a. MonadReader r m => (r -> r) -> m a -> m a
local (\LoggerEnv
e -> LoggerEnv
e { leDomain :: [Text]
leDomain = LoggerEnv -> [Text]
leDomain LoggerEnv
e [Text] -> [Text] -> [Text]
forall a. [a] -> [a] -> [a]
++ [Text
domain] }) (InnerLogT m a -> InnerLogT m a)
-> (LogT m a -> InnerLogT m a) -> LogT m a -> InnerLogT m a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. LogT m a -> InnerLogT m a
forall (m :: * -> *) a. LogT m a -> InnerLogT m a
unLogT

  getLoggerEnv :: LogT m LoggerEnv
getLoggerEnv = InnerLogT m LoggerEnv -> LogT m LoggerEnv
forall (m :: * -> *) a. InnerLogT m a -> LogT m a
LogT InnerLogT m LoggerEnv
forall r (m :: * -> *). MonadReader r m => m r
ask