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Re: Are "proper" closures used in Emacs sources?
From: |
Andrea Corallo |
Subject: |
Re: Are "proper" closures used in Emacs sources? |
Date: |
Tue, 12 Jan 2021 16:48:20 +0000 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Marcin Borkowski <mbork@mbork.pl> writes:
> Hi all,
>
> it's been quite some time since lexical binding was introduced to
> Elisp. Apart from possible optimizations and being less error-prone, it
> allows for all the cool tricks with closures. Are there any places in
> Emacs core where "proper" closures are actually used? (By "proper",
> I mean closures with non-empty lexical environment, actually using said
> environment.)
I've put a print in `byte-compile-make-closure' and did a bootstrap.
I'm counting 7289 occurrences in the Emacs code base. Is this a correct
estimation?
Andrea