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add string_ref user-defined literals

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bolero-MURAKAMI 2016-03-25 10:48:59 +09:00
parent 2fce5bd7f9
commit 5bdb045730
7 changed files with 398 additions and 199 deletions
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48
sprout/utility/string_ref/udl.hpp Normal file
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/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
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_UDL_HPP
#define SPROUT_UTILITY_STRING_REF_UDL_HPP
#include <sprout/config.hpp>
#include <sprout/utility/string_ref/string_ref.hpp>
#if SPROUT_USE_USER_DEFINED_LITERALS
#include <sprout/workaround/std/cstddef.hpp>
namespace sprout {
namespace udl {
//
// _sr
//
inline SPROUT_CONSTEXPR sprout::basic_string_ref<char>
operator"" _sr(char const* s, std::size_t size) {
return sprout::basic_string_ref<char>(s, size);
}
inline SPROUT_CONSTEXPR sprout::basic_string_ref<wchar_t>
operator"" _sr(wchar_t const* s, std::size_t size) {
return sprout::basic_string_ref<wchar_t>(s, size);
}
#if SPROUT_USE_UNICODE_LITERALS
inline SPROUT_CONSTEXPR sprout::basic_string_ref<char16_t>
operator"" _sr(char16_t const* s, std::size_t size) {
return sprout::basic_string_ref<char16_t>(s, size);
}
inline SPROUT_CONSTEXPR sprout::basic_string_ref<char32_t>
operator"" _sr(char32_t const* s, std::size_t size) {
return sprout::basic_string_ref<char32_t>(s, size);
}
#endif
} // namespace udl
using sprout::udl::operator"" _sr;
} // namespace sprout
#endif // #if SPROUT_USE_USER_DEFINED_LITERALS
#endif // #ifndef SPROUT_UTILITY_STRING_REF_UDL_HPP