1// Copyright Neil Groves 2009. Use, modification and
2// distribution is subject to the Boost Software License, Version
3// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5//
6//
7// For more information, see http://www.boost.org/libs/range/
8//
9#ifndef BOOST_RANGE_ALGORITHM_UPPER_BOUND_HPP_INCLUDED
10#define BOOST_RANGE_ALGORITHM_UPPER_BOUND_HPP_INCLUDED
11
12#include <boost/concept_check.hpp>
13#include <boost/range/begin.hpp>
14#include <boost/range/end.hpp>
15#include <boost/range/concepts.hpp>
16#include <boost/range/detail/range_return.hpp>
17#include <algorithm>
18
19namespace boost
20{
21 namespace range
22 {
23
24/// \brief template function upper_bound
25///
26/// range-based version of the upper_bound std algorithm
27///
28/// \pre ForwardRange is a model of the ForwardRangeConcept
29template< class ForwardRange, class Value >
30inline
31BOOST_DEDUCED_TYPENAME disable_if<
32 is_const<ForwardRange>,
33 BOOST_DEDUCED_TYPENAME range_iterator<ForwardRange>::type
34>::type
35upper_bound( ForwardRange& rng, Value val )
36{
37 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
38 return std::upper_bound(boost::begin(rng), boost::end(rng), val);
39}
40
41/// \overload
42template< class ForwardRange, class Value >
43BOOST_DEDUCED_TYPENAME range_iterator<const ForwardRange>::type
44upper_bound( const ForwardRange& rng, Value val )
45{
46 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
47 return std::upper_bound(boost::begin(rng), boost::end(rng), val);
48}
49
50/// \overload
51template< class ForwardRange, class Value, class SortPredicate >
52inline BOOST_DEDUCED_TYPENAME disable_if<
53 is_const<ForwardRange>,
54 BOOST_DEDUCED_TYPENAME range_iterator<ForwardRange>::type
55>::type
56upper_bound( ForwardRange& rng, Value val, SortPredicate pred )
57{
58 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
59 return std::upper_bound(boost::begin(rng), boost::end(rng), val, pred);
60}
61
62/// \overload
63template< class ForwardRange, class Value, class SortPredicate >
64inline BOOST_DEDUCED_TYPENAME range_iterator<const ForwardRange>::type
65upper_bound( const ForwardRange& rng, Value val, SortPredicate pred )
66{
67 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
68 return std::upper_bound(boost::begin(rng), boost::end(rng), val, pred);
69}
70
71/// \overload
72template< range_return_value re, class ForwardRange, class Value >
73inline BOOST_DEDUCED_TYPENAME disable_if<
74 is_const<ForwardRange>,
75 BOOST_DEDUCED_TYPENAME range_return<ForwardRange,re>::type
76>::type
77upper_bound( ForwardRange& rng, Value val )
78{
79 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
80 return range_return<ForwardRange,re>::
81 pack(std::upper_bound(boost::begin(rng), boost::end(rng), val),
82 rng);
83}
84
85/// \overload
86template< range_return_value re, class ForwardRange, class Value >
87inline BOOST_DEDUCED_TYPENAME range_return<const ForwardRange,re>::type
88upper_bound( const ForwardRange& rng, Value val )
89{
90 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
91 return range_return<const ForwardRange,re>::
92 pack(std::upper_bound(boost::begin(rng), boost::end(rng), val),
93 rng);
94}
95
96/// \overload
97template< range_return_value re, class ForwardRange, class Value,
98 class SortPredicate >
99inline BOOST_DEDUCED_TYPENAME disable_if<
100 is_const<ForwardRange>,
101 BOOST_DEDUCED_TYPENAME range_return<ForwardRange,re>::type
102>::type
103upper_bound( ForwardRange& rng, Value val, SortPredicate pred )
104{
105 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
106 return range_return<ForwardRange,re>::
107 pack(std::upper_bound(boost::begin(rng), boost::end(rng), val, pred),
108 rng);
109}
110
111/// \overload
112template< range_return_value re, class ForwardRange, class Value,
113 class SortPredicate >
114inline BOOST_DEDUCED_TYPENAME range_return<const ForwardRange,re>::type
115upper_bound( const ForwardRange& rng, Value val, SortPredicate pred )
116{
117 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
118 return range_return<const ForwardRange,re>::
119 pack(std::upper_bound(boost::begin(rng), boost::end(rng), val, pred),
120 rng);
121}
122
123 } // namespace range
124 using range::upper_bound;
125} // namespace boost
126
127#endif // include guard
128

source code of boost/boost/range/algorithm/upper_bound.hpp