bad_optional_access.hpp 841 B

1234567891011121314151617181920212223242526272829303132
  1. // Copyright (C) 2014, Andrzej Krzemienski.
  2. //
  3. // Use, modification, and distribution is subject to the Boost Software
  4. // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  5. // http://www.boost.org/LICENSE_1_0.txt)
  6. //
  7. // See http://www.boost.org/libs/optional for documentation.
  8. //
  9. // You are welcome to contact the author at:
  10. // akrzemi1@gmail.com
  11. //
  12. #ifndef BOOST_BAD_OPTIONAL_ACCESS_22MAY2014_HPP
  13. #define BOOST_BAD_OPTIONAL_ACCESS_22MAY2014_HPP
  14. #include <stdexcept>
  15. #if __cplusplus < 201103L
  16. #include <string> // to make converting-ctor std::string(char const*) visible
  17. #endif
  18. namespace boost {
  19. class bad_optional_access : public std::logic_error
  20. {
  21. public:
  22. bad_optional_access()
  23. : std::logic_error("Attempted to access the value of an uninitialized optional object.")
  24. {}
  25. };
  26. } // namespace boost
  27. #endif