log.js

var colors = require('colors');

colors.setTheme({
    silly: 'rainbow',
    input: 'grey',
    verbose: 'cyan',
    prompt: 'grey',
    info: 'green',
    data: 'grey',
    help: 'cyan',
    warn: 'yellow',
    debug: 'blue',
    error: 'red',
    h1: 'grey',
    h2: 'yellow'
});

function success(message) {
    console.log(colors.green('\u2714'), message);
}

function info(message) {
    console.log(colors.info(message));
}

function warning(message) {
    console.log(colors.warn(message));
}

function error(message) {
    console.log(colors.error(message));
}

function title(message) {
    console.log(colors.h1.bold(message));
}

function subtitle(message) {
    console.log(colors.h2.bold(message));
}

module.exports = {
    success: success,
    info: info,
    warning: warning,
    error: error,
    title: title,
    subtitle: subtitle
};