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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: function Is_Open (File : File_Type) return Boolean; :Text_io
Date: Tue, 27 Oct 2015 16:10:14 +0100
Organization: cbb software GmbH
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Date: 2015-10-27T16:10:14+01:00
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On Tue, 27 Oct 2015 15:02:18 +0100, G.B. wrote:

> On 27.10.15 09:30, Dmitry A. Kazakov wrote:
>> Yes, but you cannot put a constraint on an existing object.
> 
> Why would that be important, given objects' states, and also
> type conversions?

That was not my point. The point is that the object is the example at hand
is unconstrained. It is valid and a *use case* for a log file to be closed.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de