hslogger-1.2.3: Versatile logging framework

Portabilityportable
Stabilityexperimental
MaintainerJohn Goerzen <jgoerzen@complete.org>
Safe HaskellSafe-Inferred

System.Log

Contents

Description

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.

Synopsis

Types

data Priority Source

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

DEBUG

Debug messages

INFO

Information

NOTICE

Normal runtime conditions

WARNING

General Warnings

ERROR

General Errors

CRITICAL

Severe situations

ALERT

Take immediate action

EMERGENCY

System is unusable

type LogRecord = (Priority, String)Source

Internal type of log records