counter.h

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#ifndef _RE2C_UTIL_COUNTER_
#define _RE2C_UTIL_COUNTER_

namespace re2c {

template <typename num_t>
class counter_t
{
    num_t num;

public:
    counter_t ()
        : num ()
    {}
    num_t next ()
    {
        num_t n = num;
        num.inc ();
        return n;
    }
    void reset ()
    {
        num = num_t ();
    }
};

} // namespace re2c

#endif // _RE2C_UTIL_COUNTER_