Re: [Boost-users] spirit: getting scanner position from real_p

From: Hartmut Kaiser (hartmut.kaiser_at_[hidden])
Date: 2008-08-04 10:27:15

> I'm using boost spirit. I have a semantic action attached to a real_p.
> Is there a wy to get the current scanner position from this semantic
> action? For all the generic semantic actions, I can use the
> position_iterator, but since real_p only accepts functions/functors
> with a float argument, I'm kind of lost.

  (real_p >> eps_p)[...]

should give you the pair of iterators. 

FWIW, in Spirit2 we have the raw[] directive for that.
Regards Hartmut