Even if the word Facade does not appear in jQuery's source code, the use of this pattern can be witnessed by the way in which the related methods are defined on the exposed jQuery object. Most of the time, the related methods that form a group are implemented and defined as properties on an Object Literal
and then attached to the jQuery object with a single call to the
$.extend() or the
$.fn.extend() method. As you might remember, from the beginning of this chapter, this matches almost exactly...