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Sprout/sprout/utility/string_ref/comparison.hpp

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2013-08-08 09:54:33 +00:00
/*=============================================================================
2015-01-10 10:13:57 +00:00
Copyright (c) 2011-2015 Bolero MURAKAMI
2013-08-08 09:54:33 +00:00
https://github.com/bolero-MURAKAMI/Sprout
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)
=============================================================================*/
#ifndef SPROUT_UTILITY_STRING_REF_COMPARISON_HPP
#define SPROUT_UTILITY_STRING_REF_COMPARISON_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/string/string.hpp>
namespace sprout {
//
// operator==
// operator!=
// operator<
// operator>
// operator<=
// operator>=
//
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator==(sprout::basic_string_ref<T, Traits> const& lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return lhs.compare(rhs) == 0;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator==(sprout::basic_string_ref<T, Traits> const& lhs, T const* rhs) {
return lhs.compare(rhs) == 0;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator==(T const* lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return 0 == rhs.compare(lhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator!=(sprout::basic_string_ref<T, Traits> const& lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return !(lhs == rhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator!=(sprout::basic_string_ref<T, Traits> const& lhs, T const* rhs) {
return !(lhs == rhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator!=(T const* lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return !(lhs == rhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<(sprout::basic_string_ref<T, Traits> const& lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return lhs.compare(rhs) < 0;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<(sprout::basic_string_ref<T, Traits> const& lhs, T const* rhs) {
return lhs.compare(rhs) < 0;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<(T const* lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return 0 < rhs.compare(lhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator>(sprout::basic_string_ref<T, Traits> const& lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return rhs < lhs;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator>(sprout::basic_string_ref<T, Traits> const& lhs, T const* rhs) {
return rhs < lhs;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator>(T const* lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return rhs < lhs;
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<=(sprout::basic_string_ref<T, Traits> const& lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return !(rhs < lhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<=(sprout::basic_string_ref<T, Traits> const& lhs, T const* rhs) {
return !(rhs < lhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator<=(T const* lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return !(rhs < lhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator>=(sprout::basic_string_ref<T, Traits> const& lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return !(lhs < rhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator>=(sprout::basic_string_ref<T, Traits> const& lhs, T const* rhs) {
return !(lhs < rhs);
}
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR bool
operator>=(T const* lhs, sprout::basic_string_ref<T, Traits> const& rhs) {
return !(lhs < rhs);
}
} // namespace sprout
#endif // #ifndef SPROUT_UTILITY_STRING_REF_COMPARISON_HPP