Chris@16: // Boost.Range library
Chris@16: //
Chris@16: //  Copyright Neil Groves 2010. Use, modification and
Chris@16: //  distribution is subject to the Boost Software License, Version
Chris@16: //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: //  http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: // For more information, see http://www.boost.org/libs/range/
Chris@16: //
Chris@16: 
Chris@16: #ifndef BOOST_RANGE_DEFINE_ADAPTOR_HPP_INCLUDED
Chris@16: #define BOOST_RANGE_DEFINE_ADAPTOR_HPP_INCLUDED
Chris@16: 
Chris@16: #include <boost/tuple/tuple.hpp>
Chris@16: 
Chris@16: #define BOOST_DEFINE_RANGE_ADAPTOR( adaptor_name, range_adaptor ) \
Chris@16:     struct adaptor_name##_forwarder {}; \
Chris@16:     \
Chris@16:     template<typename Range> range_adaptor <Range> \
Chris@16:         operator|(Range& rng, adaptor_name##_forwarder) \
Chris@16:     { \
Chris@16:         return range_adaptor <Range>( rng ); \
Chris@16:     } \
Chris@16:     \
Chris@16:     template<typename Range> range_adaptor <const Range> \
Chris@16:         operator|(const Range& rng, adaptor_name##_forwarder) \
Chris@16:     { \
Chris@16:         return range_adaptor <const Range>( rng ); \
Chris@16:     } \
Chris@16:     \
Chris@16:     static adaptor_name##_forwarder adaptor_name = adaptor_name##_forwarder(); \
Chris@16:     \
Chris@16:     template<typename Range> \
Chris@16:     range_adaptor <Range> \
Chris@16:     make_##adaptor_name(Range& rng) \
Chris@16:     { \
Chris@16:         return range_adaptor <Range>(rng); \
Chris@16:     } \
Chris@16:     \
Chris@16:     template<typename Range> \
Chris@16:     range_adaptor <const Range> \
Chris@16:     make_##adaptor_name(const Range& rng) \
Chris@16:     { \
Chris@16:         return range_adaptor <const Range>(rng); \
Chris@16:     }
Chris@16: 
Chris@16: #define BOOST_DEFINE_RANGE_ADAPTOR_1( adaptor_name, range_adaptor, arg1_type ) \
Chris@16:     struct adaptor_name \
Chris@16:     { \
Chris@16:         explicit adaptor_name (arg1_type arg1_) \
Chris@16:             : arg1(arg1_) {} \
Chris@16:         arg1_type arg1; \
Chris@16:     }; \
Chris@16:     \
Chris@16:     template<typename Range> range_adaptor <Range> \
Chris@16:         operator|(Range& rng, adaptor_name args) \
Chris@16:     { \
Chris@16:         return range_adaptor <Range>(rng, args.arg1); \
Chris@16:     } \
Chris@16:     \
Chris@16:     template<typename Range> range_adaptor <const Range> \
Chris@16:         operator|(const Range& rng, adaptor_name args) \
Chris@16:     { \
Chris@16:         return range_adaptor <const Range>(rng, args.arg1); \
Chris@16:     } \
Chris@16:     \
Chris@16:     template<typename Range> \
Chris@16:     range_adaptor <Range> \
Chris@16:     make_##adaptor_name(Range& rng, arg1_type arg1) \
Chris@16:     { \
Chris@16:         return range_adaptor <Range>(rng, arg1); \
Chris@16:     } \
Chris@16:     \
Chris@16:     template<typename Range> \
Chris@16:     range_adaptor <const Range> \
Chris@16:     make_##adaptor_name(const Range& rng, arg1_type arg1) \
Chris@16:     { \
Chris@16:         return range_adaptor <const Range>(rng, arg1); \
Chris@16:     }
Chris@16: 
Chris@16: #define BOOST_RANGE_ADAPTOR_2( adaptor_name, range_adaptor, arg1_type, arg2_type ) \
Chris@16:     struct adaptor_name \
Chris@16:     { \
Chris@16:         explicit adaptor_name (arg1_type arg1_, arg2_type arg2_) \
Chris@16:             : arg1(arg1_), arg2(arg2_) {} \
Chris@16:         arg1_type arg1; \
Chris@16:         arg2_type arg2; \
Chris@16:     }; \
Chris@16:     \
Chris@16:     template<typename Range> range_adaptor <Range> \
Chris@16:     operator|(Range& rng, adaptor_name args) \
Chris@16:     { \
Chris@16:         return range_adaptor <Range>(rng, args.arg1, args.arg2); \
Chris@16:     } \
Chris@16:     template<typename Range> \
Chris@16:     range_adaptor <Range> \
Chris@16:     make_##adaptor_name(Range& rng, arg1_type arg1, arg2_type arg2) \
Chris@16:     { \
Chris@16:         return range_adaptor <Range>(rng, arg1, arg2); \
Chris@16:     } \
Chris@16:     template<typename Range> \
Chris@16:     range_adaptor <const Range> \
Chris@16:     make_##adaptor_name(const Range& rng, arg1_type arg1, arg2_type arg2) \
Chris@16:     { \
Chris@16:         return range_adaptor <const Range>(rng, arg1, arg2); \
Chris@16:     }
Chris@16: 
Chris@16: 
Chris@16: #endif // include guard