node-async-logger

Asynchronous logger on NodeJs.

Install

npm install node-async-logger

Usage

const logger = require('node-async-logger');

let log = logger('path/to/log/file');

log.error('This is error');

log.close(); // ! Important

Methods

error, err, e

Log error information

Example

log.error('This is error');
// yyyy-mm-dd hh24:mi:ss.ms ERROR This is error

warning, warn, w

Log warning information

Example

log.warn('This is warning');
// yyyy-mm-dd hh24:mi:ss.ms WARN This is warning

information, info, i

Log information

Example

log.info('This is information');
// yyyy-mm-dd hh24:mi:ss.ms INFO This is information

debug, d

Log debugging information

Example

log.debug('This is debugging');
// yyyy-mm-dd hh24:mi:ss.ms DEBUG This is debugging

time(name, nolog)

Mark current time as the starting point for calculating eslapse time

Parameters

• name String
• nolog Boolean (optional, default: false)
• return Date object

Example

log.time('somename');
// yyyy-mm-dd hh24:mi:ss.ms TIME somename (Thu Sep 28 2017 15:32:27 GMT+0000 (UTC))

eslapse(name, reset, nolog)

Get eslapsed time from the marked time named by name

Parameters

• name String
• reset Boolean (optional, default: false)
• nolog Boolean (optional, default: false)
• return Number Eslapsed time (ms)

Examples

log.eslapse('somename');
// yyyy-mm-dd hh24:mi:ss.ms ESLAPSE somename ( 000 ms )

Bugs or feature requests

Please contact to email

(Please add the prefix "[node-async-logger]" into the email title. Thanks!)

License

ISC