Sprout/sprout/algorithm/equal.hpp
2012-10-13 21:06:32 +09:00

28 lines
971 B
C++

#ifndef SPROUT_ALGORITHM_EQUAL_HPP
#define SPROUT_ALGORITHM_EQUAL_HPP
#include <sprout/config.hpp>
#include <sprout/iterator/operation.hpp>
namespace sprout {
// Copyright (C) 2011 RiSK (sscrisk)
// 25.2.11 Equal
template<typename InputIterator1, typename InputIterator2>
inline SPROUT_CONSTEXPR bool
equal(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2) {
return first1 == last1 ? true
: *first1 == *first2 && sprout::equal(sprout::next(first1), last1, sprout::next(first2))
;
}
template<typename InputIterator1, typename InputIterator2, typename BinaryPredicate>
inline SPROUT_CONSTEXPR bool
equal(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, BinaryPredicate pred) {
return first1 == last1 ? true
: pred(*first1, *first2) && sprout::equal(sprout::next(first1), last1, sprout::next(first2), pred)
;
}
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_EQUAL_HPP