GNU bug report logs - #65380
[PATCH] Add command to copy contents in a diff-mode buffer

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From: Philip Kaludercic <philipk <at> posteo.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 65380 <at> debbugs.gnu.org, juri <at> linkov.net
Subject: bug#65380: [PATCH] Add command to copy contents in a diff-mode buffer
Date: Tue, 20 Aug 2024 12:10:01 +0000

Eli Zaretskii <eliz <at> gnu.org> writes:

>> From: Philip Kaludercic <philipk <at> posteo.net>
>> Cc: juri <at> linkov.net,  65380 <at> debbugs.gnu.org
>> Date: Mon, 19 Aug 2024 19:34:48 +0000
>> 
>> +*** New command 'diff-kill-ring-save'
>> +This command copies out the modified contents out of a diff, without
>> +having to apply it first.
>
> This could be reworded to make the effect of the command more clear.
> For example:
>
>   This command copies to the 'kill-ring' a region of text modified
>   according to diffs in the current buffer, but without applying the
>   diffs to the original text.

Applied

>>                            If the selected range extends a hunk, the
>> +commands attempts to look up and copy the text between from the
>> +referenced file.                          ^^^^^^^^^^^^^^^^^
>
> Something is missing (or redundant) in this sentence.

How about "the text in between from".  Does that sound better?
                    ^^

>> +(defun diff-kill-ring-save (beg end &optional reverse)
>> +  "Save contents of the region between BEG and END akin to `kill-ring-save'.
>
> The first line should IMO say something to make it clear this command
> uses diffs from the current buffer.  OTOH, the reference to
> `kill-ring-save' is much less important.  So how about
>
>   Save to `kill-ring' the result of applying diffs in region between BEG and END.

I like it.

>> +By default the command will copy the text that applying the diff would
>> +produce, along with the text between hunks.  If REVERSE is non-nil, or
>> +the command was invoked with a prefix argument, copy the deleted text."
>
> The "deleted text" part here is unclear: who or what deletes text and
> what text is deleted?

I want to express that it copies the parts of the diff, that the
changeset removes (lines beginning with "-").  So perhaps "... copy the text
removed in the diff" would be better?

-- 
	Philip Kaludercic on peregrine

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