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From: mockturtle <framefritti@gmail.com>
Newsgroups: comp.lang.ada
Subject: Re: Array of Strings
Date: Tue, 23 Sep 2008 07:30:37 -0700 (PDT)
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Date: 2008-09-23T07:30:37-07:00
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On Sep 23, 4:07 pm, jedivaughn <jedivaugh...@gmail.com> wrote:
> If I wanted to make a package that made the array generic how would I
> go about doing this. this is what I have which isn't working.
>
>     generic
>
>     type Element_Type is (<>);
>     type range1 is (<>);
>
>    package list is
>         type letters is private;
>
>         private
>         type letters is array (range1) of Element_Type;
>
> end list;
>
> and then in the main program I want
>
>  subtype range2 is integer range 1..25;
>  subtype str_length is string (1..25);
>
>  package List1 is new List(Element_Type => str_length, range1 =>
> range2 );
>
> when I try to compile the main program I get "expect discrete type in
> instantiation of "Element_Type""
>
> what am I doing wrong?
>

According to RM 12.5.2 "type Element_Type is (<>);" means that
Element_Type
is a discrete type.  I guess that you want something like
"type Element_Type is private;" (I did not check)

> Thanks,
> John