Coisas antigas..

facade.js

    var Class = (function () {
        var _private = {
            i: 0,
            get: (function () {
                console.log("current value:" + this.i);
            }),
            set: (function (val) {
                this.i = val;
            }),
            run: (function () {
                console.log("running");
            }),
            jump: (function () {
                console.log("jumping");
            })
        };
        return {
            facade: (function (args) {
                _private.set(args.val);
                _private.get();
                if (args.run) {
                    _private.run();
                }
                if (args.jump) {
                    _private.jump();
                }
            })
        };
    })(Class);

    Class.facade({
        run: true,
        jump: false,
        val: 10
    });