utils.hpp

#pragma once
 
#ifndef __PERCEMON_UTILS_HPP__
#define __PERCEMON_UTILS_HPP__
 
#include <algorithm>
#include <iterator>
#include <type_traits>
#include <vector>
 
namespace percemon::utils {
 
template <typename T, typename... Args>
struct is_one_of : std::disjunction<std::is_same<std::decay_t<T>, Args>...> {};
template <typename T, typename... Args>
inline constexpr bool is_one_of_v = is_one_of<T, Args...>::value;
 
template <class... Ts>
struct overloaded : Ts... {
  using Ts::operator()...;
};
template <class... Ts>
overloaded(Ts...)->overloaded<Ts...>;
 
} // namespace percemon::utils
 
#endif /* end of include guard: __PERCEMON_UTILS_HPP__ */