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From: robert_dewar@my-dejanews.com
Subject: Re: How to write TYPECASE in Ada 95?
Date: 1999/02/18
Date: 1999-02-18T00:00:00+00:00	[thread overview]
Message-ID: <7ai3m2$4t0$1@nnrp1.dejanews.com> (raw)
In-Reply-To: m3hfsk79le.fsf@mheaney.ni.net

tmoran@bix.com (Tom Moran) writes:
> Dispatching is certainly better than a case statement -
> if you use it.

I strongly disagree with this statement. This particular
bit of conventional wisdom is badly in error, and can lead
to unnecessarily obscure hard to maintain programs.

Case statements and dispatching represent two ways of
slicing a 2-D array of types vs operations. The use of
case statements may make it easier to add operations, the
use of dispatching may make it easier to add types. Which
is better depends on the particular situation.

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  parent reply	other threads:[~1999-02-18  0:00 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-02-05  0:00 How to write TYPECASE in Ada 95? Norman Ramsey
1999-02-05  0:00 ` Brian Rogoff
1999-02-05  0:00   ` David C. Hoos, Sr.
1999-02-05  0:00     ` Brian Rogoff
1999-02-06  0:00   ` Ed Falis
1999-02-06  0:00     ` Nick Roberts
1999-02-06  0:00       ` Nick Roberts
1999-02-17  0:00     ` Tom Moran
1999-02-18  0:00       ` Matthew Heaney
1999-02-18  0:00         ` Tom Moran
1999-02-18  0:00           ` Matthew Heaney
1999-02-18  0:00         ` robert_dewar [this message]
1999-02-19  0:00           ` Tom Moran
1999-02-19  0:00           ` Nick Roberts
1999-02-18  0:00         ` Tom Moran
1999-02-19  0:00     ` Tom Moran
1999-02-19  0:00       ` Tom Moran
1999-02-23  0:00       ` Samuel Mize
1999-02-23  0:00         ` Question (was Re: How to write TYPECASE in Ada 95?) Mike Silva
1999-02-24  0:00           ` Samuel T. Harris
1999-02-24  0:00             ` Matthew Heaney
1999-02-24  0:00               ` Tucker Taft
1999-02-24  0:00           ` (long) programming by extension (was: " Samuel Mize
1999-02-24  0:00             ` (long) programming by extension Samuel Mize
1999-02-25  0:00               ` (shorter and new) " Samuel Mize
1999-02-25  0:00                 ` Mike Silva
1999-02-26  0:00                   ` Samuel Mize
1999-02-24  0:00           ` Question (was Re: How to write TYPECASE in Ada 95?) Nick Roberts
1999-02-06  0:00 ` How to write TYPECASE in Ada 95? David C. Hoos, Sr.
1999-02-06  0:00   ` Matthew Heaney
1999-02-06  0:00     ` Matthew Heaney
1999-02-06  0:00     ` Matthew Heaney
1999-02-09  0:00     ` David C. Hoos, Sr.
1999-02-06  0:00 ` Matthew Heaney
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