is_type.hpp 1.6 KB

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  1. // (C) Copyright Edward Diener 2011-2015
  2. // Use, modification and distribution are subject to the Boost Software License,
  3. // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  4. // http://www.boost.org/LICENSE_1_0.txt).
  5. #if !defined(BOOST_VMD_DETAIL_IS_TYPE_HPP)
  6. #define BOOST_VMD_DETAIL_IS_TYPE_HPP
  7. #include <boost/preprocessor/control/iif.hpp>
  8. #include <boost/vmd/identity.hpp>
  9. #include <boost/vmd/detail/identifier_type.hpp>
  10. #include <boost/vmd/detail/is_type_type.hpp>
  11. #include <boost/vmd/detail/is_identifier.hpp>
  12. #include <boost/vmd/detail/type_registration.hpp>
  13. #define BOOST_VMD_DETAIL_IS_TYPE_IMP_TYPE(vseq) \
  14. BOOST_VMD_DETAIL_IS_TYPE_TYPE \
  15. ( \
  16. BOOST_VMD_DETAIL_IDENTIFIER_TYPE(vseq) \
  17. ) \
  18. /**/
  19. #define BOOST_VMD_DETAIL_IS_TYPE_IMP_TYPE_D(d,vseq) \
  20. BOOST_VMD_DETAIL_IS_TYPE_TYPE \
  21. ( \
  22. BOOST_VMD_DETAIL_IDENTIFIER_TYPE_D(d,vseq) \
  23. ) \
  24. /**/
  25. #define BOOST_VMD_DETAIL_IS_TYPE(vseq) \
  26. BOOST_VMD_IDENTITY_RESULT \
  27. ( \
  28. BOOST_PP_IIF \
  29. ( \
  30. BOOST_VMD_DETAIL_IS_IDENTIFIER_SINGLE(vseq), \
  31. BOOST_VMD_DETAIL_IS_TYPE_IMP_TYPE, \
  32. BOOST_VMD_IDENTITY(0) \
  33. ) \
  34. (vseq) \
  35. ) \
  36. /**/
  37. #define BOOST_VMD_DETAIL_IS_TYPE_D(d,vseq) \
  38. BOOST_VMD_IDENTITY_RESULT \
  39. ( \
  40. BOOST_PP_IIF \
  41. ( \
  42. BOOST_VMD_DETAIL_IS_IDENTIFIER_SINGLE_D(d,vseq), \
  43. BOOST_VMD_DETAIL_IS_TYPE_IMP_TYPE_D, \
  44. BOOST_VMD_IDENTITY(0) \
  45. ) \
  46. (d,vseq) \
  47. ) \
  48. /**/
  49. #endif /* BOOST_VMD_DETAIL_IS_TYPE_HPP */