104 lines
2.9 KiB
Haskell
104 lines
2.9 KiB
Haskell
{-# LANGUAGE FlexibleContexts #-}
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{-# LANGUAGE DataKinds #-}
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{-# LANGUAGE OverloadedStrings #-}
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{-|
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Module : GHCup.Utils.Logger.Internal
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Description : logger definition
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Copyright : (c) Julian Ospald, 2020
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License : LGPL-3.0
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Maintainer : hasufell@hasufell.de
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Stability : experimental
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Portability : portable
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Breaking import cycles.
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-}
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module GHCup.Prelude.Logger.Internal where
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import GHCup.Types
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import GHCup.Types.Optics
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import Control.Monad
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import Control.Monad.IO.Class
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import Control.Monad.Reader
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import Data.Text ( Text )
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import Optics
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import Prelude hiding ( appendFile )
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import System.Console.Pretty
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import qualified Data.Text as T
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logInfo :: ( MonadReader env m
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, LabelOptic' "loggerConfig" A_Lens env LoggerConfig
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, MonadIO m
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)
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=> Text
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-> m ()
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logInfo = logInternal Info
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logWarn :: ( MonadReader env m
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, LabelOptic' "loggerConfig" A_Lens env LoggerConfig
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, MonadIO m
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)
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=> Text
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-> m ()
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logWarn = logInternal Warn
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logDebug :: ( MonadReader env m
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, LabelOptic' "loggerConfig" A_Lens env LoggerConfig
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, MonadIO m
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)
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=> Text
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-> m ()
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logDebug = logInternal Debug
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logError :: ( MonadReader env m
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, LabelOptic' "loggerConfig" A_Lens env LoggerConfig
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, MonadIO m
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)
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=> Text
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-> m ()
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logError = logInternal Error
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logInternal :: ( MonadReader env m
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, LabelOptic' "loggerConfig" A_Lens env LoggerConfig
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, MonadIO m
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) => LogLevel
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-> Text
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-> m ()
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logInternal logLevel msg = do
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LoggerConfig {..} <- gets @"loggerConfig"
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let color' c = if fancyColors then color c else id
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let style' = case logLevel of
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Debug -> style Bold . color' Blue
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Info -> style Bold . color' Green
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Warn -> style Bold . color' Yellow
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Error -> style Bold . color' Red
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let l = case logLevel of
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Debug -> style' "[ Debug ]"
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Info -> style' "[ Info ]"
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Warn -> style' "[ Warn ]"
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Error -> style' "[ Error ]"
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let strs = T.split (== '\n') . T.dropWhileEnd (`elem` ("\n\r" :: String)) $ msg
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let out = case strs of
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[] -> T.empty
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(x:xs) ->
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foldr (\a b -> a <> "\n" <> b) mempty
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. ((l <> " " <> x) :)
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. fmap (\line' -> style' "[ ... ] " <> line' )
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$ xs
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when (lcPrintDebug || (not lcPrintDebug && (logLevel /= Debug)))
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$ liftIO $ consoleOutter out
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-- raw output
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let lr = case logLevel of
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Debug -> "Debug:"
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Info -> "Info:"
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Warn -> "Warn:"
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Error -> "Error:"
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let outr = lr <> " " <> msg <> "\n"
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liftIO $ fileOutter outr
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