1 /* 2 Copyright (c) Marshall Clow 2012-2012. 3 4 Distributed under the Boost Software License, Version 1.0. (See accompanying 5 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 6 7 For more information, see http://www.boost.org 8 9 Based on the StringRef implementation in LLVM (http://llvm.org) and 10 N3422 by Jeffrey Yasskin 11 http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3442.html 12 Updated July 2015 to reflect the Library Fundamentals TS 13 http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4480.html 14 15 */ 16 17 #ifndef BOOST_STRING_VIEW_FWD_HPP 18 #define BOOST_STRING_VIEW_FWD_HPP 19 20 #include <boost/config.hpp> 21 #include <string> 22 23 namespace boost { 24 25 template<typename charT, typename traits = std::char_traits<charT> > class basic_string_view; 26 typedef basic_string_view<char, std::char_traits<char> > string_view; 27 typedef basic_string_view<wchar_t, std::char_traits<wchar_t> > wstring_view; 28 29 #ifndef BOOST_NO_CXX11_CHAR16_T 30 typedef basic_string_view<char16_t, std::char_traits<char16_t> > u16string_view; 31 #endif 32 33 #ifndef BOOST_NO_CXX11_CHAR32_T 34 typedef basic_string_view<char32_t, std::char_traits<char32_t> > u32string_view; 35 #endif 36 37 } 38 39 #endif 40