%option noyywrap
%{
    #include <stdio.h>
    #include "yacc.yy.h"
    #define YYDEBUG 1
    int yyLineNumber = 1;
%}

%%
\n              yyLineNumber++;
0|[1-9][0-9]*   return(Number);       // integer numbers
"VAR"|"var"     return(Variable);
"INT"|"int"     return(Integer);
[a-zA-Z]+       return(Ident);
","             return(',');
":"             return(':');
";"             return(';');
"+"             return('+');
"-"             return('-');
"("             return('(');
")"             return(')');
[ \t]
.               print_stdout("unknown Symbol");
%%

/*
int main()
{
    printf("Programm eingeben: \n");
    yylex();
    return 0;
}
*/

int print_stdout(char token[]) {
    printf("\nFLEX/[INF] >>> Token (%d) AS %s ```%s```\n", yyLineNumber, token, yytext);
}