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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Ada.Containers.Indefinite_Holders and limited types
Date: Wed, 15 Nov 2017 07:52:18 +0000
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Date: 2017-11-15T07:52:18+00:00
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Victor Porton <porton@narod.ru> writes:

> Why Ada.Containers.Indefinite_Holders (as of Ada2012) accepts
> "private" Element_Type? I would like it be "limited private" instead.
>
> The particular reason I want this is to hold Timing_Event inside an
> indefinite holder inside a record.

Because there are Holder operations that allow copying of the
Element_Type, perhaps; e.g. Copy.

Why not use "access Timing_Event'Class" or suchlike?