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From: Georg Bauhaus <rm.tsoh.plus-bug.bauhaus@maps.futureapps.de>
Subject: Re: On pragma Precondition and types
Date: Fri, 03 Oct 2008 11:35:45 +0200
Date: 2008-10-03T11:35:45+02:00	[thread overview]
Message-ID: <48e5e771$0$6609$9b4e6d93@newsspool3.arcor-online.net> (raw)
In-Reply-To: <vpfqkeghaen0.zqdaq70nx1sp.dlg@40tude.net>

Dmitry A. Kazakov wrote:
> On Thu, 2 Oct 2008 18:09:57 -0500, Randy Brukardt wrote:
> 
>> I suppose you could claim that F is only intended to be used in 
>> Preconditions and thus should be hidden somehow. But I find that dubious - 
>> how is the programmer going to avoid triggering the precondition if they 
>> can't call F to check?
> 
> There is more in that. Preconditions semantically do not belong to the
> program.

I guess that Assertion_Policy helps restoring the bug-free,
assertion-less, genuine, trouble-free, original program.

IMHO, preconditions belong to any program that is honest
about real-life programming practices. ("Our programs do
include checks affecting its operation just like anything
in it.")



  reply	other threads:[~2008-10-03  9:35 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-02 14:35 On pragma Precondition and types Georg Bauhaus
2008-10-02 15:02 ` Adam Beneschan
2008-10-02 23:09 ` Randy Brukardt
2008-10-03  8:59   ` Dmitry A. Kazakov
2008-10-03  9:35     ` Georg Bauhaus [this message]
2008-10-03 10:50       ` Dmitry A. Kazakov
2008-10-03 12:41         ` Georg Bauhaus
2008-10-02 23:09 ` Randy Brukardt
2008-10-02 23:09 ` Randy Brukardt
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