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| // 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; | |
| })(); |
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| <!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> |
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| // 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); | |
| })(); |
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| // 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); | |
| })(); |
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