1 /////////////////////////////////////////////////////////////////////////////// 2 // assert_line_base.hpp 3 // 4 // Copyright 2008 Eric Niebler. Distributed under the Boost 5 // Software License, Version 1.0. (See accompanying file 6 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 7 8 #ifndef BOOST_XPRESSIVE_DETAIL_CORE_MATCHER_DETAIL_ASSERT_LINE_BASE_HPP_EAN_10_04_2005 9 #define BOOST_XPRESSIVE_DETAIL_CORE_MATCHER_DETAIL_ASSERT_LINE_BASE_HPP_EAN_10_04_2005 10 11 // MS compatible compilers support #pragma once 12 #if defined(_MSC_VER) && (_MSC_VER >= 1020) 13 # pragma once 14 #endif 15 16 #include <boost/xpressive/detail/detail_fwd.hpp> 17 #include <boost/xpressive/detail/core/quant_style.hpp> 18 #include <boost/xpressive/detail/core/state.hpp> 19 20 namespace boost { namespace xpressive { namespace detail 21 { 22 23 /////////////////////////////////////////////////////////////////////////////// 24 // assert_line_base 25 // 26 template<typename Traits> 27 struct assert_line_base 28 : quant_style_assertion 29 { 30 typedef typename Traits::char_type char_type; 31 typedef typename Traits::char_class_type char_class_type; 32 33 protected: assert_line_baseboost::xpressive::detail::assert_line_base34 assert_line_base(Traits const &traits) 35 : newline_(lookup_classname(traits, "newline")) 36 , nl_(traits.widen('\n')) 37 , cr_(traits.widen('\r')) 38 { 39 } 40 41 char_class_type newline_; 42 char_type nl_, cr_; 43 }; 44 45 }}} 46 47 #endif 48