cferdinandi/core.js

## core.js
// The core app code
var myApp = (function () {

	'use strict';

	// Create a public methods object
	var methods = {};

	/**
	 * Extend the public methods object
	 * @param  {String}   name The new method name
	 * @param  {Function} fn   The new method
	 */
	methods.extend = function (name, fn) {
		methods[name] = fn;
	};

	// Return public methods object
	return methods;

})();

## index.html
<!DOCTYPE html>
<html>
<head>
	<title>myApp.js</title>
</head>
<body>

	<script src="core.js"></script>
	<script src="settings.js"></script>
	<script src="utilities.js"></script>

</body>
</html>

## settings.js
// Settings functionality
(function () {

	'use strict';

	// Create app settings
	var settings = {
		debug: false
	};

	/**
	 * Update the settings object
	 * @param  {String} key The setting key
	 * @param  {*}      val The new value
	 */
	var setting = function (key, val) {

		// if the setting doesn't exist, bail
		if (!(key in settings)) return;

		// Update the settings
		settings[key] = val;

	};

	/**
	 * Get settings
	 * @param  {String} key The setting key (optional)
	 * @return {*}          The setting or object of settings
	 */
	var getSettings = function (key) {

		// If there's a key, get a specific setting
		if (key) {
			return settings[key];
		}

		// Otherwise return the whole settings object
		return Object.assign({}, settings);

	};

	// Extend myApp
	myApp.extend('setting', setting);
	myApp.extend('getSettings', getSettings);

})();

## utilities.js
// Utility functions
(function () {

	'use strict';

	/**
	 * Log a message to the console
	 * @param  {String} msg The message to log
	 */
	var log = function (msg) {

		// If not in debug mode, do nothing
		if (!myApp.getSettings('debug')) return;

		// Log a message to the console
		console.log(msg);

	};

	// Extend myApp
	myApp.extend('log', log);

})();
	// The core app code
	var myApp = (function () {

	'use strict';

	// Create a public methods object
	var methods = {};

	/**
	* Extend the public methods object
	* @param {String} name The new method name
	* @param {Function} fn The new method
	*/
	methods.extend = function (name, fn) {
	methods[name] = fn;
	};

	// Return public methods object
	return methods;

	})();
	<!DOCTYPE html>
	<html>
	<head>
	<title>myApp.js</title>
	</head>
	<body>

	<script src="core.js"></script>
	<script src="settings.js"></script>
	<script src="utilities.js"></script>

	</body>
	</html>
	// Settings functionality
	(function () {

	'use strict';

	// Create app settings
	var settings = {
	debug: false
	};

	/**
	* Update the settings object
	* @param {String} key The setting key
	* @param {*} val The new value
	*/
	var setting = function (key, val) {

	// if the setting doesn't exist, bail
	if (!(key in settings)) return;

	// Update the settings
	settings[key] = val;

	};

	/**
	* Get settings
	* @param {String} key The setting key (optional)
	* @return {*} The setting or object of settings
	*/
	var getSettings = function (key) {

	// If there's a key, get a specific setting
	if (key) {
	return settings[key];
	}

	// Otherwise return the whole settings object
	return Object.assign({}, settings);

	};

	// Extend myApp
	myApp.extend('setting', setting);
	myApp.extend('getSettings', getSettings);

	})();
	// Utility functions
	(function () {

	'use strict';

	/**
	* Log a message to the console
	* @param {String} msg The message to log
	*/
	var log = function (msg) {

	// If not in debug mode, do nothing
	if (!myApp.getSettings('debug')) return;

	// Log a message to the console
	console.log(msg);

	};

	// Extend myApp
	myApp.extend('log', log);

	})();