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From: "G.B." <bauhaus@futureapps.invalid>
Newsgroups: comp.lang.ada
Subject: Re: function Is_Open (File : File_Type) return Boolean; :Text_io
Date: Tue, 27 Oct 2015 15:02:18 +0100
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Date: 2015-10-27T15:02:18+01:00
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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?