Re: [Boost-users] [iterator] make_zip_iterator

From: David Abrahams (dave_at_[hidden])
Date: 2007-02-17 15:54:18

Erik Ã…ldstedt Sund <eriksund_at_[hidden]> writes:

> Hi,
>
> just a short question: Why does not the zip_iterator header have the
> following (or something along the lines of the following) creator function:
>
>
>    template <typename Iter1Type, typename Iter2Type>
>    boost::zip_iterator<boost::tuple<Iter1Type, Iter2Type> >
>    make_zip_iterator(Iter1Type i, Iter2Type j)
>    {
>      return boost::make_zip_iterator(boost::make_tuple(i, j));
>    }

Well

a. we didn't think of it

and

b. We'd feel obliged to provide a whole series of overloads for up to
   N iterators.

>
> That would make creating a zip_iterator much simpler.  

Patches welcomed, if they include documentation and tests :)

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com