#pragma once
#include "mix_cc/fp/fplus_define.h"
#include <type_traits>
namespace mix_cc {
namespace fp {
/**
 * @brief find element in container by maybe
 * @tparam Container
 * @tparam T
 * @param  container
 * @param  element
 * @return maybe<typename Container::iterator>
 */
template <typename Container, typename T>
auto find(const Container& container, const T& element)
    -> maybe<typename Container::const_iterator> {
  // equals end, means there is NO element in container
  auto iter = container.find(element);
  if (iter == container.end()) {
    return {};
  }
  return iter;
}
}  // namespace fp

}  // namespace mix_cc