Re: X3 iterators into the input for a matching rule

On 03-06-18 16:23, Maarten Verhage wrote:
> Dear people,
>
> My application goal is as follows:
>
> 1) parse an ascii file,
> 2) modify a few things,
> 3) write it back.
>
> However the file has portions that I just don’t need to modify. For these 
> portions I just want Spirit to provide me two iterators into the original 
> input so I can std::copy that portion to a memory area that will become my 
> new file.

Separate idea:
https://stackoverflow.com/questions/36994539/boost-spirit-x3-parser-which-produces-offsets-into-the-original-string/37003186#37003186

Keep in mind  you can have several semantic actions, so

        raw [ (int >> ':' >> double) [store_values] ]
[store_iterator_range])

is perfectly fine


------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, Slashdot.org! http://sdm.link/slashdot