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From: Bart Schaefer <schaefer@brasslantern.com>
Message-Id: <151130082354.ZM28358@torch.brasslantern.com>
Date: Mon, 30 Nov 2015 08:23:54 -0800
In-Reply-To: <565BD4C5.1070608@eastlink.ca>
Comments: In reply to Ray Andrews <rayandrews@eastlink.ca>
        "Re: lexing" (Nov 29,  8:47pm)
References: <565B18C6.6090707@eastlink.ca> 
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	<565BB016.6020905@eastlink.ca> 
	<20151130033348.GJ2504@tarsus.local2> 
	<565BCE96.4070406@eastlink.ca> 
	<565BD4C5.1070608@eastlink.ca>
X-Mailer: OpenZMail Classic (0.9.2 24April2005)
To: zsh-users@zsh.org
Subject: Re: lexing
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On Nov 29,  8:47pm, Ray Andrews wrote:
}
}     $(( ##\e )) is 27,
}     (( #VAR ))
}     $(( #var ))
} 
} ... but, given that there is preceding whitespace, would these three not 
} break Bart's rule? Perhaps the whitespace here is does not qualify as 
} 'word separating'?  Or is the " $(()) " construct an exception?

The whitespace is not "word separating" because (( stuff )) is shorthand
for 
    let "stuff"
so the spaces are quoted, at the level at which comments apply.  $(( ))
is just a way to substitute inline the "let".