util.js / coffee without libs

utilView.coffee

View = do ->
	extend = (obj,objs...)->
		while o = objs.shift()
			obj[k] = o[k] for k of o
		return obj
	class BaseView
		constructor:(o={})->
			@el = o.el
			@$el = $(o.el)
			@initialize?()
	BaseView.extend = (props,statics)->
		class NewClass extends @
		extend NewClass.prototype,props
		extend NewClass, statics
		return NewClass
			
	return BaseView

utilView.js

/* Extracts Logics from Backbonejs */
var View = (function($){
    var View = function(options){
        if(options.el){
            var el = this.el = options.el;
            if($){ this.$el = $(el); }
        }
        if(this.initialize)this.initialize.apply(this, arguments);
    };
    View.extend = function(protoProps) {
        var parent = this;
        var child;
		child = function(){ return parent.apply(this, arguments); };
		for(var k in protoProps){
			child.prototype[k] = protoProps[k];
		}
        child.__super__ = parent.prototype;
        return child;
    };
    return View;
})(jQuery);