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- // Boost.Range library
- //
- // Copyright Neil Groves 2014. Use, modification and
- // distribution is 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)
- //
- // For more information, see http://www.boost.org/libs/range/
- //
- #define BOOST_RANGE_combined_args(z, n, i) \
- BOOST_PP_CAT(R, n)&& BOOST_PP_CAT(r, n)
- #define BOOST_RANGE_combined_range_iterator(z, n, i) \
- typename range_iterator< \
- typename remove_reference<BOOST_PP_CAT(R,n)>::type \
- >::type
- #define BOOST_RANGE_combine(z, n, data) \
- template <BOOST_PP_ENUM_PARAMS(n, typename R)> \
- inline range::combined_range< \
- tuple<BOOST_PP_ENUM(n, BOOST_RANGE_combined_range_iterator, ~)> \
- > \
- combine(BOOST_PP_ENUM(n, BOOST_RANGE_combined_args, ~)) \
- { \
- typedef tuple< \
- BOOST_PP_ENUM(n, BOOST_RANGE_combined_range_iterator, ~) \
- > rng_tuple_t; \
- return range::combined_range<rng_tuple_t>( \
- rng_tuple_t(BOOST_PP_ENUM(n, BOOST_RANGE_combined_seq, begin)), \
- rng_tuple_t(BOOST_PP_ENUM(n, BOOST_RANGE_combined_seq, end))); \
- }
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