text: 
  //  (C) Copyright Edward Diener 2015
  //  Use, modification and distribution are subject to the Boost Software License,
  //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  //  http://www.boost.org/LICENSE_1_0.txt).
  
  #if !defined(BOOST_VMD_ARRAY_TO_TUPLE_HPP)
  #define BOOST_VMD_ARRAY_TO_TUPLE_HPP
  
  #include <boost/vmd/detail/setup.hpp>
  
  #if BOOST_PP_VARIADICS
  
  #include <boost/preprocessor/control/iif.hpp>
  #include <boost/preprocessor/array/to_tuple.hpp>
  #include <boost/vmd/empty.hpp>
  #include <boost/vmd/is_empty_array.hpp>
  
  /*
  
    The succeeding comments in this file are in doxygen format.
  
  */
  
  /** \file
  */
  
  /** \def BOOST_VMD_ARRAY_TO_TUPLE(array)
  
      \brief converts an array to a tuple.
  
      array = array to be converted.
      
      If the array is an array of 0 elements it is converted to an empty tuple.
      Otherwise the array is converted to a tuple with the same number of elements as the array.
  */
  
  #define BOOST_VMD_ARRAY_TO_TUPLE(array) \
      BOOST_PP_IIF \
          ( \
          BOOST_VMD_IS_EMPTY_ARRAY(array), \
          BOOST_VMD_EMPTY, \
          BOOST_PP_ARRAY_TO_TUPLE \
          ) \
      (array) \
  /**/
  
  #endif /* BOOST_PP_VARIADICS */
  #endif /* BOOST_VMD_ARRAY_TO_TUPLE_HPP */
  