Re: [Boost-users] Re: Re: program-options: multi-token for a single value

From: Austin Bingham (austin.bingham_at_[hidden])
Date: 2005-02-24 10:13:47

> I think I'll be able to implement this. OTOH, this will become command-line
> specific. What if you want to parse --position from config file:
> 
>   position=10:11:12:N 13:14:15:W
> 
> in this case there are no separate token, the value is considered to be one
> token. So probably, the best approach is to write your validator so that it
> operates on a single string, and make program_options merge the tokens.
> This way, the same validator will work both the command line and config
> file.

That's all sounds great to me. As long as I don't have to force my
users to use extra quotes and stuff, I'm willing to do whatever is
necessary in my validator.

Austin