iog

Save your logs on disk, so simply.

Installation

npm install --save iog

Example

const Iog = require('iog');
 
const logger = new Iog('my-module-name', {
    onLog(body, type) {
        console.log(body, type)
    }
});
 
logger.write('my log info');
logger.write({
    also: {
        you: 'want, for example an object'
    }
});

Log format

this produces

logger.write('my log info');

this

CONTEXT: my-module-name
DATE: 2018-03-03 20:14:12:367
TYPE: log
BODY:

my log info

---------------------------------------------------------------------------------------

this produces

 
let obj = {
    error: "undefine is not defined",
    other: {
        meta: "a meta"
    }
};
 
logger.write(obj);

this

CONTEXT: my-module-name
DATE: 2018-03-03 20:14:12:367
TYPE: log
BODY:

{
    "error": "undefine is not defined",
    "other": {
        "meta": "a meta"
    }
}

---------------------------------------------------------------------------------------

API

Iog

Kind: global class

Iog
- new Iog(contextName, [opts])
- .pause() ⇒ Iog
- .resume() ⇒ Iog
- .write(msg, [type], [show])
- .error(msg)
- .warn(msg)
- .info(msg)
- .trace(msg)

new Iog(contextName, [opts])

Iog instance

Param	Type	Default	Description
contextName	`string`		es. your-module-name
[opts]	`object`		options
[opts.path=]	`string`		log path
[opts.logExt]	`string`	`".log"`	log file extension
[opts.separator]	`string`	`"---"`	log separator
[opts.console]	`boolean`	`true`	show log in console
[opts.rotation]	`boolean`	`false`	actives rotation log by date
[opts.deleteAge]	`number`	`0`	delete old log in days, works only if `rotation` is true
[opts.slim]	`boolean`	`false`	slim log
[opts.onLog]	`function`		a callback function fired when a log is written