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bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14
From: |
Eli Zaretskii |
Subject: |
bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14 |
Date: |
Sat, 14 May 2016 12:25:13 +0300 |
> From: Jim Meyering <jim@meyering.net>
> Date: Sat, 2 Jan 2016 20:01:36 -0800
>
> Hello,
> I noticed that viper-mode's "undo" ('u') command began to undo too much
> and was able quickly to determine that it worked fine with my snapshot
> built from git master some time on Nov 10, yet that it began to undo
> too much four days later.
>
> To demonstrate the problem (without risking changing anything in your
> home directory), run this:
>
> mkdir /tmp/x && HOME=/tmp/x emacs -Q -f viper-mode -nw
> ~/previously-nonexistent-file
>
> then respond "y", "y", "5" to get past the "viperize" setup questions.
> To reproduce the error, insert two lines, terminating each "insertion" with
> ESC,
> so that each is recorded as a separate undo'able operation. I.e., type this
>
> a 1 ESC
>
> to create the first line, then
>
> o 2 ESC
>
> to create the second.
> Finally, hit "u" to undo creation of the second and you'll see that it undoes
> both operations, erasing both lines. This is rather disruptive when that
> first
> bit of text was a long paragraph or two -- the novice may think that it's
> lost,
> because redo does not restore it -- however, it is available in emacs's
> yank buffer.
Phillip, could you please look into this? This sounds like a annoying
problem for users of viper-mode, and AFAIU it happens on the release
branch as well.
TIA
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14,
Eli Zaretskii <=
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Eli Zaretskii, 2016/05/14
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Phillip Lord, 2016/05/14
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Michael Kifer, 2016/05/14
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Phillip Lord, 2016/05/14
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Michael Kifer, 2016/05/14
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Phillip Lord, 2016/05/16
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Michael Kifer, 2016/05/16
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Phillip Lord, 2016/05/17
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Michael Kifer, 2016/05/17
- bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14, Michael Albinus, 2016/05/16