* Re: [Emacs-diffs] trunk r117274: * emacs-lisp/cl-macs.el (cl-macrolet): Avoid excessive progn's.
[not found] <E1WsbCj-0006W7-Hk@vcs.savannah.gnu.org>
@ 2014-06-05 21:02 ` Stefan Monnier
2014-06-05 23:03 ` Leo Liu
0 siblings, 1 reply; 2+ messages in thread
From: Stefan Monnier @ 2014-06-05 21:02 UTC (permalink / raw)
To: Leo Liu; +Cc: emacs-devel
> + (let ((progn-maybe (lambda (body)
> + (if (cdr body) (cons 'progn body) (car body)))))
This is called macroexp-progn.
And instead of
(let ((foo (lambda ...)))
... (funcall foo body) ...
... (funcall foo body) ...)
better do
(let ((body-exp ...))
... body-exp ...
... body-exp ...)
-- Stefan
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Emacs-diffs] trunk r117274: * emacs-lisp/cl-macs.el (cl-macrolet): Avoid excessive progn's.
2014-06-05 21:02 ` [Emacs-diffs] trunk r117274: * emacs-lisp/cl-macs.el (cl-macrolet): Avoid excessive progn's Stefan Monnier
@ 2014-06-05 23:03 ` Leo Liu
0 siblings, 0 replies; 2+ messages in thread
From: Leo Liu @ 2014-06-05 23:03 UTC (permalink / raw)
To: Stefan Monnier; +Cc: emacs-devel
On 2014-06-05 17:02 -0400, Stefan Monnier wrote:
> This is called macroexp-progn.
Knew about this but forgot.
> And instead of
>
> (let ((foo (lambda ...)))
> ... (funcall foo body) ...
> ... (funcall foo body) ...)
>
> better do
>
> (let ((body-exp ...))
> ... body-exp ...
> ... body-exp ...)
Was too tired last night :( Thanks for pointing this out.
Leo
^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <E1WsbCj-0006W7-Hk@vcs.savannah.gnu.org>
2014-06-05 21:02 ` [Emacs-diffs] trunk r117274: * emacs-lisp/cl-macs.el (cl-macrolet): Avoid excessive progn's Stefan Monnier
2014-06-05 23:03 ` Leo Liu
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