@8select/strulo/lib/es6/log-levels.js.flow

Log messages in a structured format.

// @flow

export type LogLevel = 100 | 200 | 250 | 300 | 400 | 500 | 550 | 600
export type LogLevelName = 'DEBUG' | 'INFO' | 'NOTICE' | 'WARNING' | 'ERROR' | 'CRITICAL' | 'ALERT' | 'EMERGENCY'

const LEVEL_DEBUG: LogLevel = 100
const LEVEL_INFO: LogLevel = 200
const LEVEL_NOTICE: LogLevel = 250
const LEVEL_WARNING: LogLevel = 300
const LEVEL_ERROR: LogLevel = 400
const LEVEL_CRITICAL: LogLevel = 500
const LEVEL_ALERT: LogLevel = 550
const LEVEL_EMERGENCY: LogLevel = 600

export const logLevels = {
  [LEVEL_DEBUG]: 'DEBUG',
  [LEVEL_INFO]: 'INFO',
  [LEVEL_NOTICE]: 'NOTICE',
  [LEVEL_WARNING]: 'WARNING',
  [LEVEL_ERROR]: 'ERROR',
  [LEVEL_CRITICAL]: 'CRITICAL',
  [LEVEL_ALERT]: 'ALERT',
  [LEVEL_EMERGENCY]: 'EMERGENCY',
}

export const getLevelName = (level: LogLevel): LogLevelName => {
  return logLevels[level]
}