types.hpp

//
// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
//
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
 
#ifndef BOOST_LOCALE_BOUNDARY_TYPES_HPP_INCLUDED
#define BOOST_LOCALE_BOUNDARY_TYPES_HPP_INCLUDED
 
#include <boost/locale/config.hpp>
#include <cstdint>
 
#ifdef BOOST_MSVC
#    pragma warning(push)
#    pragma warning(disable : 4275 4251 4231 4660)
#endif
 
namespace boost { namespace locale {
 
    namespace boundary {
 
        enum boundary_type {
            character, 
            word,      
            sentence,  
            line       
        };
 
        typedef uint32_t rule_type;
 
        constexpr rule_type word_none = 0x0000F, 
          word_number = 0x000F0,                 
          word_letter = 0x00F00,    
          word_kana = 0x0F000,      
          word_ideo = 0xF0000,      
          word_any = 0xFFFF0,       
          word_letters = 0xFFF00,   
          word_kana_ideo = 0xFF000, 
          word_mask = 0xFFFFF;      
 
        constexpr rule_type line_soft = 0x0F, 
          line_hard = 0xF0,                   
          line_any = 0xFF,                    
          line_mask = 0xFF;                   
 
 
        constexpr rule_type sentence_term = 0x0F, 
          sentence_sep =
            0xF0, 
          sentence_any = 0xFF,  
          sentence_mask = 0xFF; 
 
 
        constexpr rule_type character_any = 0xF, 
          character_mask = 0xF;                  
 
 
        inline rule_type boundary_rule(boundary_type t)
        {
            switch(t) {
                case character: return character_mask;
                case word: return word_mask;
                case sentence: return sentence_mask;
                case line: return line_mask;
            }
            return 0;
        }
 
    } // namespace boundary
}}    // namespace boost::locale
 
#ifdef BOOST_MSVC
#    pragma warning(pop)
#endif
 
#endif