Re: narrow region with a filter ?

On Mon, September 20, 2010 7:52 am, Christian Brabandt wrote:
> Hi Davido!
>
> On So, 19 Sep 2010, Davido wrote:
>
>> Hello,
>>
>> Suppose you edit a conf file, and want just the :
>>
>> var = val
>>
>> lines, without the comments. It would be great if the NarrowRegion
>> plugin could handle this case.
>>
>> More generally, I was wondering if it would be possible to run a filter
>> in
>> vim and send the result to NR. In other words, I would like to to this :
>>
>> :g/pattern/NR
>>
>> to edit the matching lines in a new buffer. Unfortunetly, the above
>> command give me just the first matching line. Is there a workaround to
>> this ?
>
> That is an interesting question. Unfortunately, this is not how the
> Narrow Region plugin works. It basically only remembers for each each
> region the start and end regions in the original buffer. So it requires
> one continuous region.
>
> But you want one region, that possibly consists of lines that are not
> continous in the original buffer. Now what should happen, if you insert
> line breaks and you write the buffer back. Where does the new line
> belong to?
>
> I have to think about it how to implemented this.

This is long ago. But anyway, I'd like to let you know that
the NarrowRegion plugin 0.18 supports your request. Please test it out.

regards,
Christian

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