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Re: Return

From: Stefan Monnier
Subject: Re: Return
Date: Tue, 07 Dec 2010 12:10:11 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

>>> Actually, I'm considering to disallow non-top-level defuns in
>>> lexical-scope mode, just because it's a good opportunity to introduce
>>> such "breakage" and because non-top-level defuns are bugs in 99% of
>>> the cases (in Elisp).
>> I presume by "non-top-level defun" you mean "defun inside a function",
>> not "defun inside a form"...


> There are lots of reasons for doing a defun inside of a function.  One
> important point of Lisp is making it easy to create code
> programmatically.

There's `fset' for that.

> I don't understand the "bugs in 99% of the cases", I could hardly
> imagine any situation where a defun is used inside of a form
> unintentionally,

That's because you understand Elisp.  many Elisp programmers don't.


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