[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: `pp-eval-expression' behaves strangely under lexical binding

From: Andy Moreton
Subject: Re: `pp-eval-expression' behaves strangely under lexical binding
Date: Mon, 18 Apr 2016 16:07:24 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.92 (windows-nt)

On Sun 17 Apr 2016, Stefan Monnier wrote:

>> But isn't my question still valid for `symbol-value'?
> No, whether it's implemented in C or in Lisp is irrelevant.  As soon as
> you put a symbol into a `quote`, it can't be a reference to a lexical
> variable any more because the compiler will treat it as data and data
> cannot refer to lexical variables, only to other data.
> Dynamically scoped variables are data, on the other hand (they're just
> a particular field of a symbol object, which is a kind of "struct").

Hi Stefan,

This short description is very helpful. Could you add some similar wording
to the elisp manual to help clarify usage of lexical binding ?



reply via email to

[Prev in Thread] Current Thread [Next in Thread]