Re: [boost] Problem with iterator adaptor lib and concepts

From: Jeremy Siek (jsiek_at_[hidden])
Date: 2001-06-07 17:01:43

Let me know what you think of this proposal:

http://anubis.dkuug.dk/JTC1/SC22/WG21/docs/papers/2001/n1297.html

On Thu, 7 Jun 2001 kevin_vanhorn_at_[hidden] wrote:

> Anyway, this problem spills over into the Boost iterator adaptor
> library.  I can't use the iterator_adaptor class template to define a
> row iterator for my matrix class because the iterator_adaptor template
> insists on adhering to the standard's overly-strict definition of a
> RandomAccessIterator.

Redoing the iterator adpator class using the new iterator category stuff
is high on my todo list.

> I think the Boost libraries should get this issue right even if the
> Standard doesn't (maybe doing so would help fix the Standard in the
> future.)  What do the rest of you think?

I agree.

> P.S. It seems to me that there are similar problems with the standard
> container concepts; they also are too restrictively defined, bundling
> up too many separate issues together instead of factoring things into
> orthogonal concept groups.
>
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----------------------------------------------------------------------
 Jeremy Siek                        www: http://www.lsc.nd.edu/~jsiek/
 Ph.D. Candidate, IU B'ton          email: jsiek_at_[hidden]
 Summer Manager, AT&T Research      phone: [phone]
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