struct foo
{
    foo& next()
    {
        return *this;
    }
};

template<typename Obj>
void tmp_funct_1(Obj& obj)
{}

template<typename Obj, typename Func, typename... Other>
void tmp_funct_1(Obj& obj, Func func, Other... other)
{
    tmp_funct_1((obj.*func)(), other...);
}

template<typename Obj, typename... Func>
void tmp_funct_2(Obj& obj, Func... func)
{
    (obj .* ... .* func());
}

(obj.*func)()

int main()
{
    foo obj;
    auto to_foo = &foo::next;

    tmp_funct_1(obj, to_foo, to_foo, to_foo);
//  tmp_funct_2(obj, to_foo, to_foo, to_foo);
}

template<typename Obj, typename... Func>
void tmp_funct_2(Obj& obj, Func... func)
{
    (obj .* ... .* func)();
}

int main()
{
    foo obj;
    auto to_foo = &foo::next;
    tmp_funct_2(obj, to_foo);
}

(((((obj.*to_foo)().*to_foo)()).*to_foo)());

obj.*func0.*func1.*func2.*func3

template<typename Obj, typename... Func>
void tmp_funct_2(Obj& obj, Func... func)
{
    auto lam = [&obj](auto f) { (obj.*f)(); };
    ((void)lam(func), ...);
    // (obj .* ... .* func());
}