1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
#ifndef BOOST_MPL_SET_AUX_INSERT_IMPL_HPP_INCLUDED
#define BOOST_MPL_SET_AUX_INSERT_IMPL_HPP_INCLUDED
// Copyright Aleksey Gurtovoy 2003-2007
// 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: insert_impl.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
// $Revision: 49267 $
#include <boost/mpl/insert_fwd.hpp>
#include <boost/mpl/set/aux_/has_key_impl.hpp>
#include <boost/mpl/set/aux_/item.hpp>
#include <boost/mpl/set/aux_/tag.hpp>
#include <boost/mpl/identity.hpp>
#include <boost/mpl/base.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/aux_/na.hpp>
#include <boost/type_traits/is_same.hpp>
namespace boost { namespace mpl {
namespace aux {
template< typename Set, typename T > struct set_insert_impl
: eval_if<
has_key_impl<aux::set_tag>::apply<Set,T>
, identity<Set>
, eval_if<
is_same< T,typename Set::last_masked_ >
, base<Set>
, identity< s_item<T,typename Set::item_> >
>
>
{
};
}
template<>
struct insert_impl< aux::set_tag >
{
template<
typename Set
, typename PosOrKey
, typename KeyOrNA
>
struct apply
: aux::set_insert_impl<
Set
, typename if_na<KeyOrNA,PosOrKey>::type
>
{
};
};
}}
#endif // BOOST_MPL_SET_AUX_INSERT_IMPL_HPP_INCLUDED