1.0.3 • Published 6 years ago
@dillonstreator/litelogger v1.0.3
@dillonstreator/litelogger
0 dependency, super lightweight logging utility providing log levels, colors, and formatted JSON.
Installation
npm install @dillonstreator/litelogger
Usage
const logger = require('@dillonstreator/litelogger')();
logger.debug('debugging something...'); // process.env.DEBUG = true
logger.info('informative log here...');
logger.warn('warning... warning...');
logger.error('Error has occurred');
//outputs...
Config (optional)
| property | type | values | default | description |
|---|---|---|---|---|
| prefix | string | any | null | insert this string value after the output's date and before the log value (example below) |
| suppressTrace | boolean | true/false | false | specifies whether or not the logger should output the stack trace of any Error object that is passed (example below) |
Levels
| level | color | description |
|---|---|---|
debug | magenta | process.env.DEBUG MUST be set to true for logging at this level |
info | cyan | n/a |
warn | yellow | n/a |
error | red | n/a |
Usage cont.
prefixing
const prefixedLogger = require('@dillonstreator/litelogger')({prefix:'Ima Prefix'});
prefixedLogger.info('information with a prefix');
// outputs...
suppressTrace
const suppressedLogger = require('@dillonstreator/litelogger')({suppressTrace:true});
const nonSuppressedLogger = require('@dillonstreator/litelogger')();
const error = new Error('big failure!');
suppressedLogger.error(error);
nonSuppressedLogger.error(error);
// outputs...
pretty printing
const logger = require('@dillonstreator/litelogger')();
logger.debug(
'Thing one', { 'thing': 'one' },
'Thing two', { 'works with': { 'nested': 'objects' } },
'Thing three', { 'works with': { 'arrays': [1, 2, 3] } }
);
// outputs...