%option noyywrap
%option nounput
%{
  #include <iostream>
  #include <cstdlib>
  using namespace std;
  #include "reg_izrazi.hpp"
  #include "parser.tab.hpp"
  
%}

%%
"BASIC"               return basic_token;
[a-z]                 { yylval.c = *yytext; return slovo_token; }
[\n|*()+\[\]{}?]      return *yytext;
[0-9]+                { yylval.i = atoi(yytext); return broj_token; }
[ \t]                 {  }
.    {
  cerr << "Leksicka greska: nepoznat karakter '" << yytext << "'" << endl;
  exit(EXIT_FAILURE);
}

%%