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References: <201512071024.tB7AOcjr094296@repo.freebsd.org>
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From: Ed Maste <emaste@freebsd.org>
Date: Mon, 7 Dec 2015 13:47:43 -0500
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Subject: Re: svn commit: r291929 - head/tools/tools/nanobsd
To: Ian Lepore <ian@freebsd.org>
Cc: Warner Losh <imp@freebsd.org>, 
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On 7 December 2015 at 13:13, Ian Lepore <ian@freebsd.org> wrote:
>
> While I am generally a quoting fanatic and would much rather overquote
> than underquote in shell scripts, fyi it's not actually needed for the
> -n and -z tests.  test(1) and shells seem to be smart enough to see the
> ']' (which is just an arg to test, not shell language syntax) and know
> there isn't a string in front of it.

With sh(1) I see:

$ [ -n ] && echo true
true
$ [ -z ] && echo true
true