gistfile1.js

var create = Symbol();

function protocolize(C) {
    return new Proxy(C, {
        construct: function(target, args) {
            let createfn = target[create];
            if(createfn) {
                $this = createfn(...args);
                $ret = target.apply($this, args);
                if($ret !== null && typeof $ret === 'object') return $ret;
                else return $this;
            } else {
                return Reflect.construct(target, args);
            }
        }
    })
}

let Stack = protocolize(class extends Array {
    constructor(...args) {
        super(...args);
    }

    static [create]() {
        return [];
    }
});

let c = new Stack();