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From: Marius Amado-Alves <amado.alves@gmail.com>
Newsgroups: comp.lang.ada
Subject: Re: Ada.Locales pseudo-string types
Date: Wed, 8 Aug 2012 04:35:00 -0700 (PDT)
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Date: 2012-08-08T04:35:00-07:00
List-Id: <comp.lang.ada>

> If I ran the circus I would allow means to make Language_Code a proper
> subtype of String while retaining necessary constraints.

Like this?

  subtype Country_Code is String (1 .. 2) 
      with Dynamic_Predicate => 
         (for all I in 1 .. 2 => Country_Code(I) in 'A' .. 'Z');