| 1 | |
|---|
| 2 | #ifndef BOOST_MPL_AUX_INSERT_RANGE_IMPL_HPP_INCLUDED |
|---|
| 3 | #define BOOST_MPL_AUX_INSERT_RANGE_IMPL_HPP_INCLUDED |
|---|
| 4 | |
|---|
| 5 | // Copyright Aleksey Gurtovoy 2000-2004 |
|---|
| 6 | // |
|---|
| 7 | // Distributed under the Boost Software License, Version 1.0. |
|---|
| 8 | // (See accompanying file LICENSE_1_0.txt or copy at |
|---|
| 9 | // http://www.boost.org/LICENSE_1_0.txt) |
|---|
| 10 | // |
|---|
| 11 | // See http://www.boost.org/libs/mpl for documentation. |
|---|
| 12 | |
|---|
| 13 | // $Id: insert_range_impl.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
|---|
| 14 | // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
|---|
| 15 | // $Revision: 49267 $ |
|---|
| 16 | |
|---|
| 17 | #include <boost/mpl/copy.hpp> |
|---|
| 18 | #include <boost/mpl/clear.hpp> |
|---|
| 19 | #include <boost/mpl/front_inserter.hpp> |
|---|
| 20 | #include <boost/mpl/joint_view.hpp> |
|---|
| 21 | #include <boost/mpl/iterator_range.hpp> |
|---|
| 22 | #include <boost/mpl/aux_/na_spec.hpp> |
|---|
| 23 | #include <boost/mpl/aux_/iter_push_front.hpp> |
|---|
| 24 | #include <boost/mpl/aux_/traits_lambda_spec.hpp> |
|---|
| 25 | #include <boost/mpl/aux_/config/forwarding.hpp> |
|---|
| 26 | |
|---|
| 27 | #include <boost/type_traits/same_traits.hpp> |
|---|
| 28 | |
|---|
| 29 | namespace boost { namespace mpl { |
|---|
| 30 | |
|---|
| 31 | // default implementation; conrete sequences might override it by |
|---|
| 32 | // specializing either the 'insert_range_impl' or the primary |
|---|
| 33 | // 'insert_range' template |
|---|
| 34 | |
|---|
| 35 | |
|---|
| 36 | template< typename Tag > |
|---|
| 37 | struct insert_range_impl |
|---|
| 38 | { |
|---|
| 39 | template< |
|---|
| 40 | typename Sequence |
|---|
| 41 | , typename Pos |
|---|
| 42 | , typename Range |
|---|
| 43 | > |
|---|
| 44 | struct apply |
|---|
| 45 | #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING) |
|---|
| 46 | : reverse_copy< |
|---|
| 47 | joint_view< |
|---|
| 48 | iterator_range<typename begin<Sequence>::type,Pos> |
|---|
| 49 | , joint_view< |
|---|
| 50 | Range |
|---|
| 51 | , iterator_range<Pos,typename end<Sequence>::type> |
|---|
| 52 | > |
|---|
| 53 | > |
|---|
| 54 | , front_inserter< typename clear<Sequence>::type > |
|---|
| 55 | > |
|---|
| 56 | { |
|---|
| 57 | #else |
|---|
| 58 | { |
|---|
| 59 | typedef typename reverse_copy< |
|---|
| 60 | joint_view< |
|---|
| 61 | iterator_range<typename begin<Sequence>::type,Pos> |
|---|
| 62 | , joint_view< |
|---|
| 63 | Range |
|---|
| 64 | , iterator_range<Pos,typename end<Sequence>::type> |
|---|
| 65 | > |
|---|
| 66 | > |
|---|
| 67 | , front_inserter< typename clear<Sequence>::type > |
|---|
| 68 | >::type type; |
|---|
| 69 | #endif |
|---|
| 70 | }; |
|---|
| 71 | }; |
|---|
| 72 | |
|---|
| 73 | BOOST_MPL_ALGORITM_TRAITS_LAMBDA_SPEC(3,insert_range_impl) |
|---|
| 74 | |
|---|
| 75 | }} |
|---|
| 76 | |
|---|
| 77 | #endif // BOOST_MPL_AUX_INSERT_RANGE_IMPL_HPP_INCLUDED |
|---|
