| /*============================================================================= |
| Copyright (c) 2001-2006 Joel de Guzman |
| |
| Distributed under 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(FUSION_MPL_ITERATOR_CATEGORY_07212005_0923) |
| #define FUSION_MPL_ITERATOR_CATEGORY_07212005_0923 |
| |
| namespace boost { namespace mpl |
| { |
| struct forward_iterator_tag; |
| struct bidirectional_iterator_tag; |
| struct random_access_iterator_tag; |
| }} |
| |
| namespace boost { namespace fusion |
| { |
| struct forward_traversal_tag; |
| struct bidirectional_traversal_tag; |
| struct random_access_traversal_tag; |
| }} |
| |
| namespace boost { namespace fusion { namespace detail |
| { |
| template <typename Category> |
| struct mpl_iterator_category; |
| |
| template <> |
| struct mpl_iterator_category<mpl::forward_iterator_tag> |
| { |
| typedef forward_traversal_tag type; |
| }; |
| |
| template <> |
| struct mpl_iterator_category<mpl::bidirectional_iterator_tag> |
| { |
| typedef bidirectional_traversal_tag type; |
| }; |
| |
| template <> |
| struct mpl_iterator_category<mpl::random_access_iterator_tag> |
| { |
| typedef random_access_traversal_tag type; |
| }; |
| |
| template <> |
| struct mpl_iterator_category<forward_traversal_tag> |
| { |
| typedef forward_traversal_tag type; |
| }; |
| |
| template <> |
| struct mpl_iterator_category<bidirectional_traversal_tag> |
| { |
| typedef bidirectional_traversal_tag type; |
| }; |
| |
| template <> |
| struct mpl_iterator_category<random_access_traversal_tag> |
| { |
| typedef random_access_traversal_tag type; |
| }; |
| }}} |
| |
| #endif |