concurrent_queue_error_code.h

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#ifndef SIRIUS_UTILS_CONCURRENT_ERROR_CODE_H_
#define SIRIUS_UTILS_CONCURRENT_ERROR_CODE_H_

#include <system_error>

// This implementation is inspired by
//   https://akrzemi1.wordpress.com/2017/07/12/your-own-error-code/

namespace sirius {
namespace utils {

enum class ConcurrentQueueErrorCode {
    kSuccess = 0,     
    kQueueIsNotActive 
};

std::error_code make_error_code(ConcurrentQueueErrorCode errc);

}  // namespace utils
}  // namespace sirius

namespace std {

template <>
struct is_error_code_enum<sirius::utils::ConcurrentQueueErrorCode>
      : std::true_type {};

}  // namespace std

#endif  // SIRIUS_UTILS_CONCURRENT_ERROR_CODE_H_