JS learning

memoization.js

// a constructor function
var Backbone = {
    Module: {
        extend: function(attributes) {
            this.defaults = {
                type: 'Ape',
                name: 'Ati'
            };

            this.attributes = $.extend({}, this.defaults, attributes);
        }
    }
};

Backbone.Module.extend.prototype = {
    toJSON: function() {
        return this.attributes
    }
};

// memoization
var App = {
    module: function() {
        var modules = {};

        return function(name) {
            if (modules[name]) {
                return modules[name];
            };

            return modules[name] = {
                views: {}
            };
        }
    }()
};

// animal module
(function(AnimalModule) {
    var m = AnimalModule;

    m.AnimalModel = new Backbone.Module.extend({ name: 'Albert' })

})(App.module('animalmodule'));

// var a = App.module('animalmodule')