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Re: return

From: Lars Magne Ingebrigtsen
Subject: Re: return
Date: Sat, 27 Nov 2010 02:31:16 +0100
User-agent: Gnus/5.110011 (No Gnus v0.11) Emacs/24.0.50 (gnu/linux)

Stefan Monnier <address@hidden> writes:

>> (defun foo ()
>>   (unless condition
>>     (return bar))
>>   .. compute a bit more
>>   (unless other-condition
>>     (return zot))
>>   ... do the real foo work here)


> Of course, that's what `cond' is for.

Really?  You would write

(defun foo ()
    ((not condition) bar)
      ..compute a bit more
      (not other-condition))
     ... do the real foo work here)))


I think that's slightly, er, disgusting.  :-)

> You can try the `do' macro, which is not as flexible as `loop', but does
> correspond fairly simply to a functional recursive loop.

Nobody understands `do'.  The `do' syntax makes, well, everything else
look obvious.

(domestic pets only, the antidote for overdose, milk.)
  address@hidden * Lars Magne Ingebrigtsen

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