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GHC 9.10.3 · lts/ghc-9.10.x · 248f8f0 · 2026-10-05

Modulehslogger-1.3.2.0Haskell2010

System.Log

Haskell Logging Framework

Written by John Goerzen, jgoerzen@complete.org

This module defines basic types used for logging.

Extensive documentation is available in System.Log.Logger.

  • 2 types
  • Packagehslogger-1.3.2.0
  • Exports2
  • LanguageHaskell2010
  • LicenceBSD-3-Clause
  • SourceLog.hs

Types

2 declarations
datadata Priority
#

Priorities are used to define how important a log message is. Users can filter log messages based on priorities.

These have their roots on the traditional syslog system. The standard definitions are given below, but you are free to interpret them however you like. They are listed here in ascending importance order.

Constructors

Instances10Bounded, Enum, Eq, Data, Ord, Read, …