'use strict'; function twoDigits(num) { return (num < 10) ? '0' + num : num; } module.exports = { log: function(type, level, message) { let time = new Date(); let year = time.getFullYear(); let month = time.getMonth() + 1; let day = time.getDate(); let hour = time.getHours(); let minute = time.getMinutes(); let second = time.getSeconds(); let timeString = year + '-' + twoDigits(month) + '-' + twoDigits(day) + ' ' + twoDigits(hour) + ':' + twoDigits(minute) + ':' + twoDigits(second); console.log(timeString, level, type, "-", message); } };