Tokens.h

#ifndef INCLUDED_TOKENS_
#define INCLUDED_TOKENS_

struct Tokens
{
    // Symbolic tokens:
    enum Tokens_
    {
        CHAR = 257,
        LPAREN,
        RPAREN,
        ERROR,
        BAR,
        CONCAT,
        PLUS,
        STAR,
        QUESTION,
    };

};

#endif