[boost] Re: [filesystem + iterator] directory iterator problem

From: David Abrahams (dave_at_[hidden])
Date: 2004-04-26 09:12:48

Vladimir Prus <ghost_at_[hidden]> writes:

>>> but it that I'm not sure what operator++(int) should return...
>
> That's the important question. Writable non-lvalue iterator cannot return a
> proxy storing the value inside, since there's no value to store. So making
> iterator_facade return proxy with stored value for all non-lvalue iterators
> is too simple solution :-(

Actually I think a proxy storing the iterator_facade's "reference"
type is probably enough.  Think about it.

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com