#ifndef ALSK_ALSK_SKELETON_MUSCLE_MUSCLE_H
#define ALSK_ALSK_SKELETON_MUSCLE_MUSCLE_H

#include <tmp/pack.h>

namespace alsk {

/**
 * @brief hold the functionoid type and its links
 */
template<typename Type, typename Links>
using Fun = tmp::Pack<Type, Links>;

}

template<typename T, T> struct Fn;

template<typename R, typename... Ts, R(*F)(Ts...)>
struct Fn<R(*)(Ts...), F> {
	using Signature = R(Ts...);
	constexpr R operator()(Ts... args) { return F(args...); }
};

template<typename R, typename... Ts, R(&F)(Ts...)>
struct Fn<R(&)(Ts...), F> {
	using Signature = R(Ts...);
	constexpr R operator()(Ts... args) { return F(args...); }
};

#define FN(f) Fn<decltype(f)&, f>
#define FN_OVERLOAD(T, f) Fn<T, f>

/** C++17
 * namespace impl {
 *
 * template<typename T, T> struct Fn;
 *
 * template<typename R, typename... Ts, R(*F)(Ts...)>
 * struct Fn<R(*)(Ts...), F> {
 *  R operator()(Ts... args) { return F(args...); }
 * };
 *
 * }
 *
 * template<auto F>
 * using Fn = impl::Fn<decltype(F), F>;
 */


#endif