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; Rework documentation for diff-delete-other-hunks

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Sean Whitton 2024-10-03 08:50:55 +08:00
parent c8ecd7fa0d
commit 11e7aa75ee
2 changed files with 11 additions and 6 deletions
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7
doc/emacs/files.texi
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@ -1705,8 +1705,11 @@ diffs were applied successfully, save the changed buffers.
@findex diff-delete-other-hunks
@item C-c @key{RET} n
Delete all hunks other than the current hunk. If the region is active,
then delete all hunks that the region does not overlap.
Delete hunks other than the current one. If the region is active, this
command deletes the hunks the region overlaps; otherwise it deletes all
hunks other than the current hunk. This command does not work in a
narrowed buffer because deleting hunks safely requires access to the
file headers.
@findex diff-refine-hunk
@item C-c C-b

10
lisp/vc/diff-mode.el
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@ -822,10 +822,12 @@ If the prefix ARG is given, restrict the view to the current file instead."
;; would be a patch with the same meaning. That is not implemented
;; because it does not seem like it would be useful.
(defun diff-delete-other-hunks (&optional beg end)
"Delete all hunks other than the current hunk.
Interactively, if the region is active, then delete all hunks that the
region does not overlap. When called from Lisp, the optional arguments
BEG and END specify the region of hunks not to delete."
"Delete hunks other than the current one.
Interactively, if the region is active, delete all hunks that the region
overlaps; otherwise delete all hunks except the current one.
When calling from Lisp, pass BEG and END as the bounds of the region in
which to delete hunks; BEG and END omitted or nil means to delete all
the hunks but the one which contains point."
(interactive (list (use-region-beginning) (use-region-end)))
(when (buffer-narrowed-p)
(user-error "Command is not safe in a narrowed buffer"))