lux-framework/src/packages/logger/constants.js

Build scalable, Node.js-powered REST APIs with almost no code.

// @flow
import { FreezeableMap, FreezeableSet } from '../freezeable';

import type { Logger$level, Logger$format } from './interfaces';

export const DEBUG = 'DEBUG';
export const INFO = 'INFO';
export const WARN = 'WARN';
export const ERROR = 'ERROR';

export const FORMATS: FreezeableSet<Logger$format> = new FreezeableSet([
  'text',
  'json'
]);

FORMATS.freeze();

export const LEVELS: FreezeableMap<Logger$level, number> = new FreezeableMap([
  [DEBUG, 0],
  [INFO, 1],
  [WARN, 2],
  [ERROR, 3],
]);

LEVELS.freeze();