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128 lines
4.2 KiB
C++
128 lines
4.2 KiB
C++
// Copyright Neil Groves 2009. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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//
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// For more information, see http://www.boost.org/libs/range/
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//
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#ifndef BOOST_RANGE_ALGORITHM_UPPER_BOUND_HPP_INCLUDED
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#define BOOST_RANGE_ALGORITHM_UPPER_BOUND_HPP_INCLUDED
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#include <boost/concept_check.hpp>
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#include <boost/range/begin.hpp>
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#include <boost/range/end.hpp>
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#include <boost/range/concepts.hpp>
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#include <boost/range/detail/range_return.hpp>
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#include <algorithm>
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namespace boost
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{
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namespace range
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{
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/// \brief template function upper_bound
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///
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/// range-based version of the upper_bound std algorithm
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///
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/// \pre ForwardRange is a model of the ForwardRangeConcept
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template< class ForwardRange, class Value >
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inline
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BOOST_DEDUCED_TYPENAME disable_if<
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is_const<ForwardRange>,
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BOOST_DEDUCED_TYPENAME range_iterator<ForwardRange>::type
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>::type
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upper_bound( ForwardRange& rng, Value val )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
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return std::upper_bound(boost::begin(rng), boost::end(rng), val);
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}
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/// \overload
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template< class ForwardRange, class Value >
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BOOST_DEDUCED_TYPENAME range_iterator<const ForwardRange>::type
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upper_bound( const ForwardRange& rng, Value val )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
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return std::upper_bound(boost::begin(rng), boost::end(rng), val);
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}
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/// \overload
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template< class ForwardRange, class Value, class SortPredicate >
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inline BOOST_DEDUCED_TYPENAME disable_if<
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is_const<ForwardRange>,
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BOOST_DEDUCED_TYPENAME range_iterator<ForwardRange>::type
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>::type
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upper_bound( ForwardRange& rng, Value val, SortPredicate pred )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
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return std::upper_bound(boost::begin(rng), boost::end(rng), val, pred);
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}
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/// \overload
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template< class ForwardRange, class Value, class SortPredicate >
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inline BOOST_DEDUCED_TYPENAME range_iterator<const ForwardRange>::type
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upper_bound( const ForwardRange& rng, Value val, SortPredicate pred )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
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return std::upper_bound(boost::begin(rng), boost::end(rng), val, pred);
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}
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/// \overload
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template< range_return_value re, class ForwardRange, class Value >
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inline BOOST_DEDUCED_TYPENAME disable_if<
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is_const<ForwardRange>,
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BOOST_DEDUCED_TYPENAME range_return<ForwardRange,re>::type
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>::type
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upper_bound( ForwardRange& rng, Value val )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
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return range_return<ForwardRange,re>::
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pack(std::upper_bound(boost::begin(rng), boost::end(rng), val),
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rng);
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}
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/// \overload
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template< range_return_value re, class ForwardRange, class Value >
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inline BOOST_DEDUCED_TYPENAME range_return<const ForwardRange,re>::type
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upper_bound( const ForwardRange& rng, Value val )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
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return range_return<const ForwardRange,re>::
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pack(std::upper_bound(boost::begin(rng), boost::end(rng), val),
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rng);
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}
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/// \overload
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template< range_return_value re, class ForwardRange, class Value,
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class SortPredicate >
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inline BOOST_DEDUCED_TYPENAME disable_if<
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is_const<ForwardRange>,
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BOOST_DEDUCED_TYPENAME range_return<ForwardRange,re>::type
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>::type
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upper_bound( ForwardRange& rng, Value val, SortPredicate pred )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
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return range_return<ForwardRange,re>::
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pack(std::upper_bound(boost::begin(rng), boost::end(rng), val, pred),
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rng);
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}
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/// \overload
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template< range_return_value re, class ForwardRange, class Value,
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class SortPredicate >
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inline BOOST_DEDUCED_TYPENAME range_return<const ForwardRange,re>::type
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upper_bound( const ForwardRange& rng, Value val, SortPredicate pred )
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{
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BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
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return range_return<const ForwardRange,re>::
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pack(std::upper_bound(boost::begin(rng), boost::end(rng), val, pred),
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rng);
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}
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} // namespace range
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using range::upper_bound;
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} // namespace boost
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#endif // include guard
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