1 | /*=============================================================================
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2 | Copyright (c) 2003 Joel de Guzman
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3 |
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4 | Use, modification and distribution is subject to the Boost Software
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5 | License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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6 | http://www.boost.org/LICENSE_1_0.txt)
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7 | ==============================================================================*/
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8 | #if !defined(FUSION_ITERATOR_SINGLE_VIEW_ITERATOR_HPP)
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9 | #define FUSION_ITERATOR_SINGLE_VIEW_ITERATOR_HPP
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10 |
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11 | #include <boost/spirit/fusion/detail/access.hpp>
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12 | #include <boost/spirit/fusion/sequence/detail/as_tuple_element.hpp>
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13 | #include <boost/spirit/fusion/iterator/detail/iterator_base.hpp>
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14 | #include <boost/spirit/fusion/iterator/detail/single_view_iterator/deref_traits.hpp>
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15 | #include <boost/spirit/fusion/iterator/detail/single_view_iterator/next_traits.hpp>
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16 | #include <boost/spirit/fusion/iterator/detail/single_view_iterator/value_traits.hpp>
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17 |
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18 | namespace boost { namespace fusion
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19 | {
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20 | struct single_view_iterator_tag;
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21 |
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22 | template <typename SingleView>
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23 | struct single_view_iterator_end
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24 | : iterator_base<single_view_iterator_end<SingleView> >
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25 | {
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26 | typedef single_view_iterator_tag tag;
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27 | };
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28 |
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29 | template <typename SingleView>
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30 | struct single_view_iterator
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31 | : iterator_base<single_view_iterator<SingleView> >
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32 | {
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33 | typedef single_view_iterator_tag tag;
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34 | typedef SingleView single_view_type;
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35 | typedef typename add_reference<SingleView>::type reference_type;
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36 |
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37 | explicit single_view_iterator(reference_type view)
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38 | : view(view) {}
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39 |
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40 | reference_type view;
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41 | };
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42 | }}
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43 |
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44 | #endif
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45 |
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46 |
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