docs: function createProxy$1(parent, base) {
        var proxy = shallowCopy(base);
        each(base, function (i) {
            Object.defineProperty(proxy, "" + i, createPropertyProxy("" + i));
        });
        var state = createState$1(parent, proxy, base);
        createHiddenProperty(proxy, PROXY_STATE, state);
        states.push(state);
        return proxy;
    }