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51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
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#ifndef BOOST_MPL_FIND_IF_HPP_INCLUDED
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#define BOOST_MPL_FIND_IF_HPP_INCLUDED
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// Copyright Aleksey Gurtovoy 2000-2004
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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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// $Id$
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// $Date$
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// $Revision$
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#include <boost/mpl/aux_/find_if_pred.hpp>
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#include <boost/mpl/arg.hpp>
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#include <boost/mpl/iter_fold_if.hpp>
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#include <boost/mpl/aux_/common_name_wknd.hpp>
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#include <boost/mpl/aux_/na_spec.hpp>
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#include <boost/mpl/aux_/lambda_support.hpp>
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namespace boost { namespace mpl {
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BOOST_MPL_AUX_COMMON_NAME_WKND(find_if)
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template<
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typename BOOST_MPL_AUX_NA_PARAM(Sequence)
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, typename BOOST_MPL_AUX_NA_PARAM(Predicate)
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>
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struct find_if
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{
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typedef typename iter_fold_if<
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Sequence
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, void
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, mpl::arg<1> // ignore
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, protect< aux::find_if_pred<Predicate> >
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>::type result_;
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typedef typename second<result_>::type type;
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BOOST_MPL_AUX_LAMBDA_SUPPORT(2,find_if,(Sequence,Predicate))
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};
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BOOST_MPL_AUX_NA_SPEC(2,find_if)
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}}
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#endif // BOOST_MPL_FIND_IF_HPP_INCLUDED
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