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From: Drew Adams <drew.adams@oracle.com>
To: Noam Postavsky <npostavs@users.sourceforge.net>,
	Michael Heerdegen <michael_heerdegen@web.de>
Cc: Tino Calancha <f92capac@gmail.com>, 23781@debbugs.gnu.org
Subject: bug#23781: 25.0.95; read-string with HIST lexically bound
Date: Thu, 23 Jun 2016 16:18:52 -0700 (PDT)	[thread overview]
Message-ID: <321d46ee-407f-4a6e-93be-302a55da6196@default> (raw)
In-Reply-To: <CAM-tV--GxiuBi43ZFQ3bmZez=a+1aV4Ue_yGNdQPwPdD3Yc5Gg@mail.gmail.com>

> > AFAICT this is expected and not specific to `read-string': A quoted
> > symbol can never refer to a lexical binding - and `symbol-value' or
> > `eval' always return the dynamic binding.
> 
> Right, it's sort of hinted at in the elisp manual (11.9.3 Lexical Binding):
> 
>     Note that functions like ‘symbol-value’, ‘boundp’, and ‘set’ only
>     retrieve or modify a variable’s dynamic binding (i.e., the
>     contents of its symbol’s value cell).
> 
> I think we should be a little more specific, not
> just give examples, something like:
> 
>     Note that functions which take a symbol argument (like
>     ‘symbol-value’, ‘boundp’, and ‘set’) can only retrieve or modify a
>     variable’s dynamic binding (i.e., the contents of its symbol’s
>     value cell).
> 
> Sort of releated: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=21185

Be even more specific: A Lisp symbol is a dynamic thing.
It is an object.  Lexical binding has nothing to do with symbols.
A given _name_ in code can sometimes be lexically bound.





  reply	other threads:[~2016-06-23 23:18 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-17  5:19 bug#23781: 25.0.95; read-string with HIST lexically bound Tino Calancha
2016-06-17 15:25 ` Michael Heerdegen
2016-06-23 23:01   ` Noam Postavsky
2016-06-23 23:18     ` Drew Adams [this message]
2016-06-25  0:26       ` Noam Postavsky
2016-06-25 10:12         ` Stephen Berman
2016-06-25 16:53           ` Noam Postavsky
2016-06-25 18:53             ` Stephen Berman
2016-06-25 19:46               ` Noam Postavsky
2016-06-25 22:07                 ` Stephen Berman
2016-06-25 23:42                   ` Michael Heerdegen
2016-06-26  3:34                     ` Noam Postavsky
2016-06-27  0:55                       ` Noam Postavsky
2016-07-01  4:07                         ` npostavs
2016-06-26  2:23                   ` Drew Adams
2016-06-25 21:00               ` Drew Adams
2016-06-25 20:42             ` Drew Adams
2016-06-24  2:24     ` Tino Calancha

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