Safe Haskell	None
Language	Haskell2010

Logging.Level

Synopsis

newtype Level = Level Int

Documentation

newtype Level Source #

Level also known as severity, a higher Level means a bigger Int.

There are 5 common severity levels:

DEBUG: Level 10
INFO: Level 20
WARN: Level 30
ERROR: Level 40
FATAL: Level 50

>>> :set -XOverloadedStrings
>>> "DEBUG" :: Level
DEBUG
>>> "DEBUG" == (Level 10)
True

Constructors

Level Int

Instances

Enum Level Source #
Instance details Defined in Logging.Level Methods succ :: Level -> Level # pred :: Level -> Level # toEnum :: Int -> Level # fromEnum :: Level -> Int # enumFrom :: Level -> [Level] # enumFromThen :: Level -> Level -> [Level] # enumFromTo :: Level -> Level -> [Level] # enumFromThenTo :: Level -> Level -> Level -> [Level] #
Eq Level Source #
Instance details Defined in Logging.Level Methods (==) :: Level -> Level -> Bool # (/=) :: Level -> Level -> Bool #
Ord Level Source #
Instance details Defined in Logging.Level Methods compare :: Level -> Level -> Ordering # (<) :: Level -> Level -> Bool # (<=) :: Level -> Level -> Bool # (>) :: Level -> Level -> Bool # (>=) :: Level -> Level -> Bool # max :: Level -> Level -> Level # min :: Level -> Level -> Level #
Read Level Source #
Instance details Defined in Logging.Level Methods readsPrec :: Int -> ReadS Level # readList :: ReadS [Level] # readPrec :: ReadPrec Level # readListPrec :: ReadPrec [Level] #
Show Level Source #
Instance details Defined in Logging.Level Methods showsPrec :: Int -> Level -> ShowS # show :: Level -> String # showList :: [Level] -> ShowS #
IsString Level Source #
Instance details Defined in Logging.Level Methods fromString :: String -> Level #
FromJSON Level Source #
Instance details Defined in Logging.Level Methods parseJSON :: Value -> Parser Level # parseJSONList :: Value -> Parser [Level] #
FormatArg Level Source #
Instance details Defined in Logging.Level Methods formatArg :: Level -> Formatter # formatArgList :: [Level] -> Formatter keyOf :: Level -> ArgKey
HasType Level SomeHandler Source #
Instance details Defined in Logging.Class.Handler Methods typed :: Lens SomeHandler SomeHandler Level Level # getTyped :: SomeHandler -> Level # setTyped :: Level -> SomeHandler -> SomeHandler #