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| 2 | #ifndef BOOST_MPL_REPLACE_IF_HPP_INCLUDED |
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| 3 | #define BOOST_MPL_REPLACE_IF_HPP_INCLUDED |
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| 4 | |
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| 5 | // Copyright Aleksey Gurtovoy 2000-2004 |
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| 6 | // Copyright John R. Bandela 2000-2002 |
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| 7 | // Copyright David Abrahams 2003-2004 |
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| 8 | // |
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| 9 | // Distributed under the Boost Software License, Version 1.0. |
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| 10 | // (See accompanying file LICENSE_1_0.txt or copy at |
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| 11 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 12 | // |
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| 13 | // See http://www.boost.org/libs/mpl for documentation. |
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| 14 | |
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| 15 | // $Id$ |
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| 16 | // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
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| 17 | // $Revision: 49267 $ |
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| 18 | |
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| 19 | #include <boost/mpl/transform.hpp> |
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| 20 | #include <boost/mpl/apply.hpp> |
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| 21 | #include <boost/mpl/if.hpp> |
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| 22 | #include <boost/mpl/aux_/inserter_algorithm.hpp> |
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| 23 | #include <boost/mpl/aux_/config/forwarding.hpp> |
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| 24 | |
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| 25 | namespace boost { namespace mpl { |
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| 26 | |
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| 27 | namespace aux { |
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| 28 | |
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| 29 | template< typename Predicate, typename T > |
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| 30 | struct replace_if_op |
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| 31 | { |
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| 32 | template< typename U > struct apply |
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| 33 | #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING) |
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| 34 | : if_< |
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| 35 | typename apply1<Predicate,U>::type |
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| 36 | , T |
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| 37 | , U |
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| 38 | > |
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| 39 | { |
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| 40 | #else |
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| 41 | { |
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| 42 | typedef typename if_< |
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| 43 | typename apply1<Predicate,U>::type |
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| 44 | , T |
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| 45 | , U |
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| 46 | >::type type; |
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| 47 | #endif |
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| 48 | }; |
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| 49 | }; |
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| 50 | |
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| 51 | |
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| 52 | template< |
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| 53 | typename Sequence |
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| 54 | , typename Predicate |
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| 55 | , typename T |
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| 56 | , typename Inserter |
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| 57 | > |
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| 58 | struct replace_if_impl |
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| 59 | : transform1_impl< |
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| 60 | Sequence |
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| 61 | , protect< aux::replace_if_op<Predicate,T> > |
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| 62 | , Inserter |
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| 63 | > |
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| 64 | { |
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| 65 | }; |
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| 66 | |
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| 67 | template< |
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| 68 | typename Sequence |
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| 69 | , typename Predicate |
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| 70 | , typename T |
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| 71 | , typename Inserter |
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| 72 | > |
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| 73 | struct reverse_replace_if_impl |
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| 74 | : reverse_transform1_impl< |
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| 75 | Sequence |
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| 76 | , protect< aux::replace_if_op<Predicate,T> > |
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| 77 | , Inserter |
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| 78 | > |
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| 79 | { |
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| 80 | }; |
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| 81 | |
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| 82 | } // namespace aux |
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| 83 | |
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| 84 | BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(4, replace_if) |
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| 85 | |
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| 86 | }} |
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| 87 | |
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| 88 | #endif // BOOST_MPL_REPLACE_IF_HPP_INCLUDED |
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