From: Daniel Shahaf <d.s@daniel.shahaf.name>
To: zsh-workers@zsh.org
Subject: Re: [PATCH] vared: Escape empty elements of arrays
Date: Thu, 21 May 2020 16:32:34 +0000 [thread overview]
Message-ID: <20200521163234.328a1be2@tarpaulin.shahaf.local2> (raw)
In-Reply-To: <52503-1590058644.696341@0c4k.-v5l.VV1->
Oliver Kiddle wrote on Thu, 21 May 2020 12:57 +0200:
> Daniel Shahaf wrote:
> > — it seems to be impossible for the result of a vared operation to
> > include empty elements. In particular, editing an array with empty
> > elements in master silently drops them. With the patch, the elements
> > would become «''» (two bytes).
>
> For editing arrays, I typically use the following:
>
> alias lvared="IFS=\$'\n\n' vared"
>
> That preserves empty elements from blank lines.
Thanks! I'll see if I can add this to the manual as a tip. And maybe
emit a warning if an array is edited that has empty elements.
prev parent reply other threads:[~2020-05-21 16:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-19 23:54 Daniel Shahaf
2020-05-21 7:05 ` Daniel Shahaf
2020-05-21 10:57 ` Oliver Kiddle
2020-05-21 16:32 ` Daniel Shahaf [this message]
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