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[857] | 1 | /*=============================================================================
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| 2 | Copyright (c) 2003 Joel de Guzman
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| 3 | Copyright (c) 2004 Peder Holt
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| 4 |
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| 5 | Use, modification and distribution is subject to the Boost Software
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| 6 | License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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| 7 | http://www.boost.org/LICENSE_1_0.txt)
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| 8 | ==============================================================================*/
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| 9 | #if !defined(FUSION_ITERATOR_DETAIL_ITERATOR_BASE_HPP)
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| 10 | #define FUSION_ITERATOR_DETAIL_ITERATOR_BASE_HPP
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| 11 |
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| 12 | namespace boost { namespace fusion
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| 13 | {
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| 14 | struct iterator_root {};
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| 15 |
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| 16 | template <typename Iterator>
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| 17 | struct iterator_base : iterator_root
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| 18 | {
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| 19 | Iterator const&
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| 20 | cast() const;
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| 21 |
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| 22 | Iterator&
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| 23 | cast();
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| 24 | };
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| 25 |
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| 26 | template <typename Iterator>
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| 27 | Iterator const&
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| 28 | iterator_base<Iterator>::cast() const
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| 29 | {
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| 30 | return static_cast<Iterator const&>(*this);
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| 31 | }
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| 32 |
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| 33 | template <typename Iterator>
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| 34 | Iterator&
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| 35 | iterator_base<Iterator>::cast()
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| 36 | {
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| 37 | return static_cast<Iterator&>(*this);
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| 38 | }
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| 39 | }}
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| 40 |
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| 41 | #endif
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