fix: less.hpp header, erase lower/upper_bound detail header

This commit is contained in:
bolero-MURAKAMI 2013-09-02 14:46:13 +09:00
parent 85ac03fa5f
commit 5686785ea9
5 changed files with 35 additions and 70 deletions

View file

@ -9,12 +9,28 @@
#ifndef SPROUT_ALGORITHM_UPPER_BOUND_HPP
#define SPROUT_ALGORITHM_UPPER_BOUND_HPP
#include <iterator>
#include <sprout/config.hpp>
#include <sprout/iterator/next.hpp>
#include <sprout/iterator/distance.hpp>
#include <sprout/functional/less.hpp>
#include <sprout/detail/algorithm/upper_bound.hpp>
namespace sprout {
namespace detail {
template<typename ForwardIterator, typename T, typename Compare>
inline SPROUT_CONSTEXPR ForwardIterator
upper_bound(
ForwardIterator first, typename std::iterator_traits<ForwardIterator>::difference_type len,
T const& value, Compare comp
)
{
return len == 0 ? first
: comp(value, *sprout::next(first, len / 2))
? sprout::detail::upper_bound(first, len / 2, value, comp)
: sprout::detail::upper_bound(sprout::next(first, len / 2 + 1), len - (len / 2 + 1), value, comp)
;
}
} // namespace detail
// 25.4.3.2 upper_bound
//