From: Nicolas Goaziou <n.goaziou@gmail.com>
To: Bastien <bzg@gnu.org>
Cc: Bernt Hansen <bernt@norang.ca>,
emacs-orgmode@gnu.org, Eric Schulte <eric.schulte@gmx.com>
Subject: Re: Tangling is broken in git master
Date: Mon, 13 Aug 2012 17:25:22 +0200 [thread overview]
Message-ID: <87pq6uq0f1.fsf@gmail.com> (raw)
In-Reply-To: <87393qyhst.fsf@gnu.org> (Bastien's message of "Mon, 13 Aug 2012 16:42:42 +0200")
Hello,
Bastien <bzg@gnu.org> writes:
> Eric Schulte <eric.schulte@gmx.com> writes:
>
>> I'm surprised that elisp doesn't provide any mechanism for local
>> anonymous functions.
>
> (let ((my-local-func (lambda (a) (message a))))
> (funcall my-local-func "Hello!"))
>
> is fine.
>
> It's just for recursive local function -- letrec provides it now,
> but apparently cl-labels was needed for that before.
You can have recursive local functions:
#+begin_src emacs-lisp
(let* (len ; For byte compiler.
(len (lambda (l) (if (not l) 0
(1+ (funcall len (cdr l)))))))
(funcall len '(1 2 3)))
#+end_src
Regards,
--
Nicolas Goaziou
next prev parent reply other threads:[~2012-08-13 15:29 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-12 1:03 Tangling is broken in git master Bernt Hansen
2012-08-12 6:27 ` Achim Gratz
2012-08-13 1:57 ` Bernt Hansen
2012-08-12 8:43 ` Bastien
2012-08-13 1:55 ` Bernt Hansen
2012-08-13 5:43 ` Bastien
2012-08-13 13:44 ` Eric Schulte
2012-08-13 13:56 ` Bastien
2012-08-13 14:18 ` Eric Schulte
2012-08-13 14:42 ` Bastien
2012-08-13 15:25 ` Nicolas Goaziou [this message]
2012-08-13 19:00 ` Bastien
2012-08-13 14:46 ` Nick Dokos
2012-08-13 14:53 ` Bastien
2012-08-13 15:38 ` Nick Dokos
2012-08-13 19:00 ` Bastien
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