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Re: Unicode ZWJ sequence

X-seq: zsh-workers 52067
From: Wesley Schwengle <wesley@xxxxxxxxx>
To: zsh-workers@xxxxxxx
Subject: Re: Unicode ZWJ sequence
Date: Sat, 19 Aug 2023 17:11:39 +0000
Archived-at: <https://zsh.org/workers/52067>
Feedback-id: 16776580:user:proton
In-reply-to: <CAN=4vMpLCt2=NzCr50MwMgHhAqQ1vBonGUrpwQ5aQOk392wCbw@mail.gmail.com>
List-id: <zsh-workers.zsh.org>
References: <3777545.kQq0lBPeGt@norarch> <CAN=4vMpLCt2=NzCr50MwMgHhAqQ1vBonGUrpwQ5aQOk392wCbw@mail.gmail.com>

On 8/19/23 11:53, Roman Perepelitsa wrote:
> On Fri, Aug 18, 2023 at 3:03 PM Alexandre ZANNI <alexandre@xxxxxxxxx> wrote:
>>
>> As you can see below the terminal emulator named foot is capable of
>> displaying such a grapheme, and other command line shell like bash [...]
>
> Does bash really support this? What happens if you repeatedly press
> Backspace after pasting 👩‍❤️‍👨? Anether test would be to paste "foo
> x👩‍❤️‍👨x bar" and verify that you can delete the middle word with
> Ctrl-W without any artifacts.

Personally I think the way zsh does it is the correct way

I did a few tests with zsh/bash/fish and sh (although on debian that is
dash). Zsh acts the most sane out of all the shells:

https://asciinema.org/a/603574

Cheers,
Wesley

--
Wesley Schwengle
E: wesley@xxxxxxxxx

Follow-Ups:
- Re: Unicode ZWJ sequence
  - From: maxbeckie

References:
- Unicode ZWJ sequence
  - From: Alexandre ZANNI
- Re: Unicode ZWJ sequence
  - From: Roman Perepelitsa

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