// Copyright (c) 2017-2020 Dr. Colin Hirsch and Daniel Frey

// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/

#ifndef TAO_PEGTL_INTERNAL_DEMANGLE_SANITISE_HPP

#define TAO_PEGTL_INTERNAL_DEMANGLE_SANITISE_HPP

#include <string>

#include "../config.hpp"

namespace tao

{

   namespace TAO_PEGTL_NAMESPACE

   {

      namespace internal

      {

         inline void demangle_sanitise_chars( std::string& s )

         {

            std::string::size_type p;

            while( ( p = s.find( "(char)" ) ) != std::string::npos ) {

               int c = 0;

               std::string::size_type q;

               for( q = p + 6; ( q < s.size() ) && ( s[ q ] >= '0' ) && ( s[ q ] <= '9' ); ++q ) {

                  c *= 10;

                  c += s[ q ] - '0';

               }

               if( c == '\'' ) {

                  s.replace( p, q - p, "'\\''" );

               }

               else if( c == '\\' ) {

                  s.replace( p, q - p, "'\\\\'" );

               }

               else if( ( c < 32 ) || ( c > 126 ) ) {

                  s.replace( p, 6, std::string() );

               }

               else {

                  s.replace( p, q - p, std::string( 1, '\'' ) + char( c ) + '\'' );

               }

            }

         }

      }  // namespace internal

   }  // namespace TAO_PEGTL_NAMESPACE

}  // namespace tao

#endif