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54 lines
1.1 KiB
54 lines
1.1 KiB
const chalk = require('chalk')
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const EventEmitter = require('events')
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/* global WIKI */
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const LEVELS = ['error', 'warn', 'info', 'debug']
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const LEVELSIGNORED = ['verbose', 'silly']
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const LEVELCOLORS = {
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error: 'red',
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warn: 'yellow',
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info: 'green',
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debug: 'cyan'
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}
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class Logger extends EventEmitter {}
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const primaryLogger = new Logger()
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let ignoreNextLevels = false
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LEVELS.forEach(lvl => {
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primaryLogger[lvl] = (...args) => {
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primaryLogger.emit(lvl, ...args)
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}
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if (!ignoreNextLevels) {
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primaryLogger.on(lvl, (msg) => {
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if (WIKI.config.logFormat === 'json') {
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console.log(JSON.stringify({
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timestamp: new Date().toISOString(),
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instance: WIKI.INSTANCE_ID,
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level: lvl,
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message: msg
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}))
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} else {
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console.log(chalk`${new Date().toISOString()} {dim [${WIKI.INSTANCE_ID}]} {${LEVELCOLORS[lvl]}.bold ${lvl}}: ${msg}`)
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}
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})
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}
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if (lvl === WIKI.config.logLevel) {
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ignoreNextLevels = true
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}
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})
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LEVELSIGNORED.forEach(lvl => {
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primaryLogger[lvl] = () => {}
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})
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module.exports = {
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loggers: {},
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init () {
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return primaryLogger
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}
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}
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