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(Simple Advice): Update example to fit argument change in previous-line.

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This commit is contained in:
Nick Roberts 2006-01-13 23:25:48 +00:00
parent 2ac77b5a40
commit 9f7f49fbb6
1 changed files with 4 additions and 3 deletions
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7
lispref/advice.texi
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@ -74,7 +74,8 @@ actually changing or even seeing that definition. Here is how to do
this:
@example
(defadvice previous-line (before next-line-at-end (arg))
(defadvice previous-line (before next-line-at-end
(&optional arg try-vscroll))
"Insert an empty line when moving up from the top line."
(if (and next-line-add-newlines (= arg 1)
(save-excursion (beginning-of-line) (bobp)))
@ -87,8 +88,8 @@ this:
@code{previous-line}. This piece of advice is named
@code{next-line-at-end}, and the symbol @code{before} says that it is
@dfn{before-advice} which should run before the regular definition of
@code{previous-line}. @code{(arg)} specifies how the advice code can
refer to the function's arguments.
@code{previous-line}. @code{(&optional arg try-vscroll)} specifies
how the advice code can refer to the function's arguments.
When this piece of advice runs, it creates an additional line, in the
situation where that is appropriate, but does not move point to that