account/debugger.js

let ms = require('ms'),
    colors = require('colors');

class Debugger {
    constructor(title) {
        this.title = title;
        this.previous_time = new Date();
    }

    success(input) {
        let current_time = new Date(),
            time_taken = ms(ms(current_time - this.previous_time)),
            suffix = '';

        if (time_taken > 0) {
            suffix = '-> '.green + (time_taken + 'ms').magenta;
        }

        let message = (this.title + ':').green.bold + ' ' + input.yellow.bold + ' ' + suffix.bold;

        console.log(message);

        this.previous_time = current_time;
    }

    error(input) {
        let current_time = new Date(),
            time_taken = ms(ms(current_time - this.previous_time)),
            suffix = '';

        if (time_taken > 0) {
            suffix = '-> '.green + (time_taken + 'ms').magenta;
        }

        let message = (this.title + ':').red.bold + ' ' + input.yellow.bold + ' ' + suffix.bold;

        console.log(message);

        this.previous_time = current_time;
    }

    log(input) {
        let current_time = new Date(),
            time_taken = ms(ms(current_time - this.previous_time)),
            suffix = '';

        if (time_taken > 0) {
            suffix = '-> '.green + (time_taken + 'ms').magenta;
        }

        let message = (this.title + ':').cyan.bold + ' ' + input.yellow.bold + ' ' + suffix.bold;

        console.log(message);

        this.previous_time = current_time;
    }
}

module.exports = Debugger;