http-server-1: A library fro writing Haskell web servers.

Portability
Stabilityprovisional
Maintainerdiatchki@galois.com
Safe HaskellSafe-Infered

Network.HTTP.Server.Logger

Description

 

Synopsis

Documentation

data Logger

A type used by the server to report various events. Useful for debugging.

Constructors

Logger 

Fields

logInfo :: Int -> String -> IO ()
 
logDebug :: String -> IO ()
 
logError :: String -> IO ()
 
logWarning :: String -> IO ()
 
getLog :: Maybe Int -> (LogType -> Bool) -> IO [LogItem]
 

stdLogger :: Logger

A logger that uses the standard output and standard error. Text is UTF8 encoded.

quietLogger :: Logger

A logger that does not report anything.

utf8Logger :: Handle -> Handle -> Logger

A logger that uses the given handles for output and errors.

data LogItem

Constructors

LogItem 

Fields

item_type :: LogType
 
item_data :: String
 

data LogType

Constructors

Error 
Warning 
Debug 
Info Int 

Instances

showLogItem :: LogItem -> String

readLogItem :: String -> Maybe LogItem

filterLog :: Maybe Int -> (LogType -> Bool) -> [LogItem] -> [LogItem]