Re: [boost] [range] Proposal to add make_view

From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2008-04-01 12:23:32

AMDG

Andrey Semashev wrote:
> Hi,
>
> I propose to add a simple helper function to create an iterator range 
> of boost::transform_iterators. This would effectively create a view 
> over a different range or a container.
>
> Currently this is possible to do with considerable code duplication:
>
>   make_iterator_range(
>     make_transform_iterator(vec.begin(), fun),
>     make_transform_iterator(vec.end(), fun));
>
> Here "fun" could be a rather complex lambda or bind expression. What I 
> propose is to wrap these calls into a simple generator make_view. The 
> above code would look much better:
>
>   make_view(vec.begin(), vec.end(), fun);
>
> or
>
>   make_view(vec, fun);
>
> I've attached a sample implementation of the make_view function. Do 
> you think this could be useful?

I want this utility on a regular basis.

In Christ,
Steven Watanabe