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Date: Sat, 13 Jan 2018 17:50:17 +0100
From: Sebastian Gniazdowski <psprint@zdharma.org>
To: Peter Stephenson <p.stephenson@samsung.com>, Zsh Users
 <zsh-users@zsh.org>
Message-ID: <etPan.5a5a38c9.3e73a4c4.14e5a@zdharma.org>
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References: <CGME20171212135535epcas4p2456a2aed9c9be07c9d461acb602b71e9@epcas4p2.samsung.com>
 <etPan.5a2fdc87.88f1eab.c73c@zdharma.org>
 <20171212150024.13a1e78b@pwslap01u.europe.root.pri>
 <etPan.5a30d023.6d8c1390.c73c@zdharma.org>
 <20171213113408.1d7fb3db@pwslap01u.europe.root.pri>
Subject: Re: Is outer quoting not needed (docs say "redundant")?
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On 13 Dec 2017 at 12:34:08, Peter Stephenson (p.stephenson@samsung.com) wrote:
> On Wed, 13 Dec 2017 08:00:51 +0100
> Sebastian Gniazdowski wrote:
> > gitout=( "${(@f)"$( "${gitcmd[@]}" )"}" )
> >
> > Is it the same?
> 
> It should be, because the count of braces doesn't go to zero between the
> first "${" and the last "}" (see the rules I summarised last time). So
> only the final double quote causes quoting to end.

Going this way, in following braces also don't go zero.. But maybe it's not a bug:

arr=( "${(@Q)${(z@):-"a b" c}}" )
print -rl -- "${(@)arr}"
a
b
c

arr=( "${(@Q)${(z@):-a\\ b c}}" )
print -rl -- "${(@)arr}"
a b
c

It would be an interesting case because inner quotes wouldn't be a no-op.

-- 
Sebastian Gniazdowski
psprint /at/ zdharma.org