
.. _program_listing_file_zeem_text.hpp:

Program Listing for File text.hpp
=================================

|exhale_lsh| :ref:`Return to documentation for file <file_zeem_text.hpp>` (``zeem/text.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   /*-
    * SPDX-License-Identifier: BSD-2-Clause
    *
    * Copyright (c) 2024 Maarten L. Hekkelman
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions are met:
    *
    * 1. Redistributions of source code must retain the above copyright notice, this
    *    list of conditions and the following disclaimer
    * 2. Redistributions in binary form must reproduce the above copyright notice,
    *    this list of conditions and the following disclaimer in the documentation
    *    and/or other materials provided with the distribution.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
    * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
    * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
    * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
    * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
    * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    */
   
   #pragma once
   
   
   #include <string>
   #include <string_view>
   
   namespace zeem
   {
   
   
   bool is_name_start_char(char32_t uc);             
   bool is_name_char(char32_t uc);                   
   bool is_space(char32_t uc);                       
   bool is_valid_xml_1_0_char(char32_t uc);          
   bool is_valid_xml_1_1_char(char32_t uc);          
   bool is_valid_system_literal_char(char32_t uc);   
   bool is_valid_system_literal(std::string_view s); 
   bool is_valid_public_id_char(char32_t uc);        
   bool is_valid_public_id(std::string_view s);      
   
   enum class encoding_type
   {
       ASCII,   
       UTF8,    
       UTF16BE, 
       UTF16LE, 
       ISO88591 
   };
   
   void append(std::string &s, char32_t uc);
   
   char32_t pop_back_char(std::string &s);
   
   char32_t pop_front_char(std::string::const_iterator &ptr, std::string::const_iterator end);
   
   char32_t pop_front_char(std::string_view::const_iterator &ptr, std::string_view::const_iterator end);
   
   void trim(std::string &s);
   
   } // namespace zeem
