GNU bug report logs - #20640
24.5; lexical-binding should work like a normal file-local variable

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Message #25 received at 20640 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: Philipp Stephani <p.stephani2 <at> gmail.com>,
 Daniel Colascione <dancol <at> dancol.org>, 20640 <at> debbugs.gnu.org
Subject: Re: bug#20640: 24.5;
 lexical-binding should work like a normal file-local variable
Date: Tue, 26 May 2015 16:53:08 -0400

Stefan Monnier wrote:

>> A few years ago, we said (IIUC) it was desirable:
>> http://debbugs.gnu.org/10605
>
> Well, *you* said, but *we* didn't, IIUC.

Hah, true enough, although IMO you were a least a little more ambiguous in

>> http://lists.gnu.org/archive/html/emacs-devel/2012-01/msg00543.html


Anyway:

> For me, as long as we intend to allow running .el files without
> byte-compiling them, I think allowing lexical-binding to be specified at
> the end of the file would be a design mistake.

Even if the code were to check for "coding:" (which we already have to
scan the end of the file for) and "lexical-binding:" in the same pass?

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