89 lines
1.8 KiB
C++
89 lines
1.8 KiB
C++
|
|
#ifndef BOOST_MPL_REPLACE_IF_HPP_INCLUDED
|
|
#define BOOST_MPL_REPLACE_IF_HPP_INCLUDED
|
|
|
|
// Copyright Aleksey Gurtovoy 2000-2004
|
|
// Copyright John R. Bandela 2000-2002
|
|
// Copyright David Abrahams 2003-2004
|
|
//
|
|
// 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.
|
|
|
|
// $Id$
|
|
// $Date$
|
|
// $Revision$
|
|
|
|
#include <boost/mpl/transform.hpp>
|
|
#include <boost/mpl/apply.hpp>
|
|
#include <boost/mpl/if.hpp>
|
|
#include <boost/mpl/aux_/inserter_algorithm.hpp>
|
|
#include <boost/mpl/aux_/config/forwarding.hpp>
|
|
|
|
namespace boost { namespace mpl {
|
|
|
|
namespace aux {
|
|
|
|
template< typename Predicate, typename T >
|
|
struct replace_if_op
|
|
{
|
|
template< typename U > struct apply
|
|
#if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
|
|
: if_<
|
|
typename apply1<Predicate,U>::type
|
|
, T
|
|
, U
|
|
>
|
|
{
|
|
#else
|
|
{
|
|
typedef typename if_<
|
|
typename apply1<Predicate,U>::type
|
|
, T
|
|
, U
|
|
>::type type;
|
|
#endif
|
|
};
|
|
};
|
|
|
|
|
|
template<
|
|
typename Sequence
|
|
, typename Predicate
|
|
, typename T
|
|
, typename Inserter
|
|
>
|
|
struct replace_if_impl
|
|
: transform1_impl<
|
|
Sequence
|
|
, protect< aux::replace_if_op<Predicate,T> >
|
|
, Inserter
|
|
>
|
|
{
|
|
};
|
|
|
|
template<
|
|
typename Sequence
|
|
, typename Predicate
|
|
, typename T
|
|
, typename Inserter
|
|
>
|
|
struct reverse_replace_if_impl
|
|
: reverse_transform1_impl<
|
|
Sequence
|
|
, protect< aux::replace_if_op<Predicate,T> >
|
|
, Inserter
|
|
>
|
|
{
|
|
};
|
|
|
|
} // namespace aux
|
|
|
|
BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(4, replace_if)
|
|
|
|
}}
|
|
|
|
#endif // BOOST_MPL_REPLACE_IF_HPP_INCLUDED
|