ES5 Common Design Patterns Examples - Part 1
// Abstract Factory /* ({}).createInstance() (function (a, b, c) { this.sum = a + b + c; }).createInstance([1, 2, 3]) */ Object.defineProperty( // (C) WebReflection - Mit Style License Object.prototype, "createInstance", { value: (function (create) { return function createInstance(args) { var self = this, isFunction = typeof self == "function", obj = create(isFunction ? self.prototype : self) ; isFunction && args != null && self.apply(obj, args); return obj; }; }(Object.create)) } ); // Abstract Builder /* var person = Object.builder({ setup: function (name) { this.create(); this.instance.name = name; } }); person.setup("WebReflection"); alert(person.instance.name); person.create(); person.instance.name = "Andrea"; alert(person.instance.name); */ Object.defineProperty( // (C) WebReflection - Mit Style License Function.prototype, "builder", { ...