//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#pragma once
namespace td {
namespace detail {
template <class... Fs>
struct overload;
template <class F>
struct overload<F> : public F {
explicit overload(F f) : F(f) {
}
};
template <class F, class... Fs>
struct overload<F, Fs...>
: public overload<F>
, overload<Fs...> {
overload(F f, Fs... fs) : overload<F>(f), overload<Fs...>(fs...) {
using overload<F>::operator();
using overload<Fs...>::operator();
} // namespace detail
template <class... F>
auto overloaded(F... f) {
return detail::overload<F...>(f...);
} // namespace td
