File indexing completed on 2024-04-21 04:36:08

 #ifndef OP2_TOKENSTREAM
 #define OP2_TOKENSTREAM
 
 #include "Op2parser.h"
 #include <kdebug.h>
 #include <QString>
 #include <kdev-pg-token-stream.h>
 
 namespace Op2
 {
 
 class TokenStream : public KDevPG::TokenStream
 {
     QString m_content;
 public:
     TokenStream(const QString& content) : m_content(content)
     {
         for(int i = 0; i != content.size(); ++i)
         {
             if(content[i] == ' ')
             {
                 continue;
             }
             
             Parser::Token &t = next();
             t.begin = i;if(content[i] == '\n')
             {
                 t.kind = Parser::Token_BR;
                 t.end = i;
             }
             else if(content.mid(i, 3) == "bin")
             {
                 t.kind = Parser::Token_BIN;
                 t.end = i + 2;
             }
             else if(content.mid(i, 4) == "tern")
             {
                 t.kind = Parser::Token_TERN;
                 t.end = i + 3;
             }
             else if(content.mid(i, 3) == "pre")
             {
                 t.kind = Parser::Token_PRE;
                 t.end = i + 2;
             }
             else if(content.mid(i, 4) == "post")
             {
                 t.kind = Parser::Token_POST;
                 t.end = i + 3;
             }
             else if(content.mid(i, 5) == "paren")
             {
                 t.kind = Parser::Token_PAREN;
                 t.end = i + 4;
             }
             else if(content.mid(i, 4) == "left")
             {
                 t.kind = Parser::Token_LEFT;
                 t.end = i + 3;
             }
             else if(content.mid(i, 5) == "right")
             {
                 t.kind = Parser::Token_RIGHT;
                 t.end = i + 4;
             }
             else if(content[i] >= '0' && content[i] <= '9')
             {
                 t.end = i + 1;
                 while(t.end != content.size() && content[(uint)t.end] >= '0' && content[(uint)t.end] <= '9')
                     ++t.end;
                 --t.end;
                 t.kind = Parser::Token_NUMBER;
             }
             else
             {
                 t.end = i;
                 t.kind = Parser::Token_OPERATOR;
             }
             i = t.end;
             kDebug() << t.kind << " " << t.begin << " " << t.end;
         }
         Parser::Token &t = next();
         t.begin = content.size();
         t.end = content.size() - 1;
         t.kind = Parser::Token_EOF;
         rewind(0);
     }
     inline QString tokenString(uint pos)
     {
         return m_content.mid(token(pos).begin, token(pos).end - token(pos).begin + 1);
     }
 };
 
 }
 
 #endif