#ifndef BOOST_MPL_FIND_IF_HPP_INCLUDED | |
#define BOOST_MPL_FIND_IF_HPP_INCLUDED | |
// Copyright Aleksey Gurtovoy 2000-2004 | |
// | |
// 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) | |
// | |
// See http://www.boost.org/libs/mpl for documentation. | |
// $Id: find_if.hpp 49274 2008-10-11 07:22:05Z agurtovoy $ | |
// $Date: 2008-10-11 03:22:05 -0400 (Sat, 11 Oct 2008) $ | |
// $Revision: 49274 $ | |
#include <boost/mpl/aux_/find_if_pred.hpp> | |
#include <boost/mpl/arg.hpp> | |
#include <boost/mpl/iter_fold_if.hpp> | |
#include <boost/mpl/aux_/common_name_wknd.hpp> | |
#include <boost/mpl/aux_/na_spec.hpp> | |
#include <boost/mpl/aux_/lambda_support.hpp> | |
namespace boost { namespace mpl { | |
BOOST_MPL_AUX_COMMON_NAME_WKND(find_if) | |
template< | |
typename BOOST_MPL_AUX_NA_PARAM(Sequence) | |
, typename BOOST_MPL_AUX_NA_PARAM(Predicate) | |
> | |
struct find_if | |
{ | |
typedef typename iter_fold_if< | |
Sequence | |
, void | |
, mpl::arg<1> // ignore | |
, protect< aux::find_if_pred<Predicate> > | |
>::type result_; | |
typedef typename second<result_>::type type; | |
BOOST_MPL_AUX_LAMBDA_SUPPORT(2,find_if,(Sequence,Predicate)) | |
}; | |
BOOST_MPL_AUX_NA_SPEC(2,find_if) | |
}} | |
#endif // BOOST_MPL_FIND_IF_HPP_INCLUDED |