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 autolearn=ham
	autolearn_force=no version=3.4.4
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 103376,37956b356498633
X-Google-Attributes: gid103376,public
X-Google-ArrivalTime: 2002-03-03 12:07:28 PST
Path: 
 archiver1.google.com!news1.google.com!sn-xit-02!supernews.com!news.tele.dk!small.news.tele.dk!128.230.129.106!news.maxwell.syr.edu!newsfeed.cwix.com!news.binc.net!kilgallen
From: Kilgallen@SpamCop.net (Larry Kilgallen)
Newsgroups: comp.lang.ada
Subject: Re: Converting Char to Enum
Date: 3 Mar 2002 14:07:17 -0600
Organization: LJK Software
Message-ID: <NQBuzCn+10BW@eisner.encompasserve.org>
References: <Xns91C5C43A7A1D4Lars17NoCBW@larsno.fqdn.th-h.de>
 <Xns91C6CA7E41AB5Lars17NoCBW@larsno.fqdn.th-h.de>
NNTP-Posting-Host: eisner.encompasserve.org
X-Trace: grandcanyon.binc.net 1015186040 4850 192.135.80.34 (3 Mar 2002
 20:07:20 GMT)
X-Complaints-To: abuse@binc.net
NNTP-Posting-Date: Sun, 3 Mar 2002 20:07:20 +0000 (UTC)
Xref: archiver1.google.com comp.lang.ada:20734
Date: 2002-03-03T14:07:17-06:00
List-Id: <comp.lang.ada>

In article <Xns91C6CA7E41AB5Lars17NoCBW@larsno.fqdn.th-h.de>, Lars Noschinski <lars@usenet.noschinski.de> writes:
> dewar@gnat.com (Robert Dewar) wrote:
>> Ouch! From heavy to heavier!
>> An array is clearly the obvious efficient solution here.
> 
> You mean something like
> 
>   convert : constant array(characters) of symbols := ...
> 
>   sym : symbols;
>   char : characters;
> 
> and an assignment like
> 
> "sym := convert(char)"?
> 
> In this case, how I catch invalid characters?

Perhaps with one additional symbol named INVALID_CHARACTER.