Prototype/JavaScript/6-logger.js at master · HowProgrammingWorks/Prototype · GitHub

27 lines (22 loc) · 517 Bytes

'use strict';

const logger = (kind) => {

const color = logger.colors[kind] || logger.colors.info;

return (s) => {

const date = new Date().toISOString();

console.log(color + date + '\t' + s);

};

logger.colors = {

warning: '\x1b[1;33m',

error: '\x1b[0;31m',

info: '\x1b[1;37m',

};

// Usage

const warning = logger('warning');

const error = logger('error');

const debug = logger('debug');

const slow = logger('slow');

slow('I am slow logger');

warning('Hello');

error('World');

debug('Bye!');

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