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Re: [Scheme-reports] when and unless
John Cowan
(19 May 2011 21:42 UTC)
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Re: [Scheme-reports] when and unless
Pierpaolo Bernardi
(20 May 2011 09:32 UTC)
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Re: [Scheme-reports] when and unless
Alex Queiroz
(20 May 2011 09:38 UTC)
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Re: [Scheme-reports] when and unless
Alaric Snell-Pym
(23 May 2011 10:36 UTC)
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Re: [Scheme-reports] when and unless
Eli Barzilay
(23 May 2011 10:41 UTC)
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Re: [Scheme-reports] when and unless
Aaron W. Hsu
(23 May 2011 22:50 UTC)
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Re: [Scheme-reports] when and unless
Pierpaolo Bernardi
(24 May 2011 08:25 UTC)
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Re: [Scheme-reports] when and unless
Emmanuel Medernach
(24 May 2011 08:37 UTC)
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Re: [Scheme-reports] when and unless
Alaric Snell-Pym
(24 May 2011 09:06 UTC)
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Re: [Scheme-reports] when and unless
Aaron W. Hsu
(24 May 2011 18:57 UTC)
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Re: when and unless
Arthur A. Gleckler
(24 May 2011 19:35 UTC)
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Re: [Scheme-reports] when and unless
leppie
(24 May 2011 08:51 UTC)
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Re: [Scheme-reports] when and unless Pierpaolo Bernardi (24 May 2011 09:06 UTC)
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Re: [Scheme-reports] when and unless
leppie
(24 May 2011 09:23 UTC)
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Re: [Scheme-reports] when and unless
John Cowan
(24 May 2011 14:51 UTC)
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Re: [Scheme-reports] when and unless
Pierpaolo Bernardi
(24 May 2011 14:57 UTC)
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Re: [Scheme-reports] when and unless
Aaron W. Hsu
(24 May 2011 18:56 UTC)
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On Tue, May 24, 2011 at 10:48, leppie <xacc.ide@gmail.com> wrote: > On Tue, May 24, 2011 at 10:25 AM, Pierpaolo Bernardi > <olopierpa@gmail.com> wrote: > >> I use them, sometimes, when rewriting in scheme an algorithm >> written in imperative style in a foreign language. For example, >> when taking an algorithm from a book. >> >> Sometimes it's worth the time to translate the code in good style, >> and sometimes the time is missing. Luckily, with scheme we have >> the choice. >> >> Nevertheless, I'd prefer not to have these macros in the standard. >> And I'd strongly prefer not to have them in WG1 scheme. > > There are good reasons to use UNLESS and WHEN, especially in terms of > error checking. The text written by me that you quote refers to WHILE and UNTIL macros, not to WHEN and UNLESS, about which I agree with you, and it seems also with everyone else which has expressed an opinion. Cheers P. _______________________________________________ Scheme-reports mailing list Scheme-reports@scheme-reports.org http://lists.scheme-reports.org/cgi-bin/mailman/listinfo/scheme-reports
