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

From: Marco Biasini (mbiasini_at_[hidden])
Date: 2008-08-04 11:53:26

Thanks! This works like a charm.

Best,
Marco

On Aug 4, 2008, at 4:27 PM, Hartmut Kaiser wrote:

>> 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
>
>
>
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