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65 lines
1.6 KiB
65 lines
1.6 KiB
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#ifndef BOOST_MPL_SET_AUX_INSERT_IMPL_HPP_INCLUDED |
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#define BOOST_MPL_SET_AUX_INSERT_IMPL_HPP_INCLUDED |
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// Copyright Aleksey Gurtovoy 2003-2007 |
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// Copyright David Abrahams 2003-2004 |
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// |
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// Distributed under the Boost Software License, Version 1.0. |
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// (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// |
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// See http://www.boost.org/libs/mpl for documentation. |
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// $Id: insert_impl.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
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// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
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// $Revision: 49267 $ |
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#include <boost/mpl/insert_fwd.hpp> |
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#include <boost/mpl/set/aux_/has_key_impl.hpp> |
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#include <boost/mpl/set/aux_/item.hpp> |
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#include <boost/mpl/set/aux_/tag.hpp> |
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#include <boost/mpl/identity.hpp> |
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#include <boost/mpl/base.hpp> |
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#include <boost/mpl/eval_if.hpp> |
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#include <boost/mpl/aux_/na.hpp> |
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#include <boost/type_traits/is_same.hpp> |
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namespace boost { namespace mpl { |
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namespace aux { |
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template< typename Set, typename T > struct set_insert_impl |
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: eval_if< |
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has_key_impl<aux::set_tag>::apply<Set,T> |
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, identity<Set> |
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, eval_if< |
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is_same< T,typename Set::last_masked_ > |
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, base<Set> |
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, identity< s_item<T,typename Set::item_> > |
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> |
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> |
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{ |
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}; |
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} |
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template<> |
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struct insert_impl< aux::set_tag > |
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{ |
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template< |
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typename Set |
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, typename PosOrKey |
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, typename KeyOrNA |
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> |
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struct apply |
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: aux::set_insert_impl< |
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Set |
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, typename if_na<KeyOrNA,PosOrKey>::type |
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> |
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{ |
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}; |
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}; |
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}} |
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#endif // BOOST_MPL_SET_AUX_INSERT_IMPL_HPP_INCLUDED
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