From: <tomas@tuxteam.de>
To: emacs-devel@gnu.org
Subject: Re: Are "proper" closures used in Emacs sources?
Date: Tue, 12 Jan 2021 16:43:09 +0100 [thread overview]
Message-ID: <20210112154309.GA5589@tuxteam.de> (raw)
In-Reply-To: <875z42s1r3.fsf@mbork.pl>
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On Tue, Jan 12, 2021 at 02:50:24PM +0100, Marcin Borkowski wrote:
> 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.)
tar-next-file-displayer of tar-mode.el seems to do (CAVEAT: I just
grepped for "closure" in the .el sources, dismissed the too-obvious
false-positives and half-scanned comments and code, so I might be
off by some amount! Double-check.)
Cheers
- t
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next prev parent reply other threads:[~2021-01-12 15:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-12 13:50 Are "proper" closures used in Emacs sources? Marcin Borkowski
2021-01-12 15:43 ` tomas [this message]
2021-01-12 15:56 ` Zhu Zihao
2021-01-12 15:57 ` Stefan Monnier
2021-01-12 16:48 ` Andrea Corallo via Emacs development discussions.
2021-01-12 17:22 ` Stefan Monnier
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