From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,LOTS_OF_MONEY
	autolearn=ham autolearn_force=no version=3.4.4
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 103376,4c459ff0adb576bc
X-Google-Attributes: gid103376,public
X-Google-ArrivalTime: 2002-02-20 10:02:56 PST
Path: 
 archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!sn-xit-03!sn-post-01!supernews.com!corp.supernews.com!not-for-mail
From: "Matthew Heaney" <mheaney@on2.com>
Newsgroups: comp.lang.ada
Subject: Re: Refactoring and Ada
Date: Wed, 20 Feb 2002 13:08:08 -0500
Organization: Posted via Supernews, http://www.supernews.com
Message-ID: <u77p6fp1hcta76@corp.supernews.com>
References: <3C5AB0B7.9D75D49A@grammatech.com> <3c639940@pull.gecm.com>
 <4519e058.0202080714.1bf916bb@posting.google.com>
 <3C65BFF4.F15A07D0@earthlink.net> <a48ns8$n74$1@nh.pace.co.uk>
 <x7veljqldd6.fsf@smaug.pushface.org> <u6qrqp4dlso46f@corp.supernews.com>
 <DRxVLK5K93Eq@eisner.encompasserve.org> <u750go7j0d1v7e@corp.supernews.com>
 <G5qqkyGimkeC@eisner.encompasserve.org> <3C7324BF.996E182B@adaworks.com>
 <crKc8.703$OD1.124126259@newssvr11.news.prodigy.com>
 <u77m1kircnen46@corp.supernews.com>
 <ZTQc8.51466$lT5.3914605627@newssvr30.news.prodigy.com>
X-Priority: 3
X-MSMail-Priority: Normal
X-Newsreader: Microsoft Outlook Express 5.50.4807.1700
X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4910.0300
X-Complaints-To: newsabuse@supernews.com
Xref: archiver1.google.com comp.lang.ada:20176
Date: 2002-02-20T13:08:08-05:00
List-Id: <comp.lang.ada>


"Pat Rogers" <progers@classwide.com> wrote in message
news:ZTQc8.51466$lT5.3914605627@newssvr30.news.prodigy.com...
> Saying not to use 'Valid is too much, IMHO.  Sometimes one has to get
scalar
> values -- not just enumerals -- from external sources, and there 'Valid
can be
> useful.

What kinds of scalar values are you talking about?  Integers?  Floats?
Fixed point?

You should never read data from an external source into a variable whose
type doesn't include all possible values for its precision.  Therefore,
'Valid is still useless.