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bug#52543: Add option to eliminate all duplications from the kill ring
From: |
Juri Linkov |
Subject: |
bug#52543: Add option to eliminate all duplications from the kill ring |
Date: |
Sun, 19 Dec 2021 19:03:49 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (x86_64-pc-linux-gnu) |
>> There isĀ kill-do-not-save-duplicates, but it deletes
>> only subsequent duplicates.
>>
>> There should be an other variable which prevents any duplicates
>> even if there are, say, 10 or 20 items between them.
>>
>> I expected kill-do-not-save-duplicates to do that, that variable
>> seems misnamed. It should be kill-do-not-save-subsequent-duplicates
>> instead.
>
> This has previously been discussed, and we decided to not alter how this
> works, because it'd be too surprising. (And there are options to filter
> the kill ring that users that want that can use.) So I'm closing this
> bug report.
Indeed:
(setq kill-transform-function (lambda (s) (unless (member s kill-ring) s)))