From: Robert Fischer <robert@fischerventure.com>
To: Dario Teixeira <darioteixeira@yahoo.com>
Cc: Stefano Zacchiroli <zack@bononia.it>, caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Smells like duck-typing
Date: Thu, 18 Oct 2007 08:28:54 -0500 [thread overview]
Message-ID: <47175F96.9020007@fischerventure.com> (raw)
In-Reply-To: <522073.15700.qm@web54605.mail.re2.yahoo.com>
> Ideally, I should be able to declare a "platonic" Story that includes
> all fields that describe a story. A Full story is just the real-world
> clone of the platonic ideal, while a Blurb is a Story with the constraint
> that there is no "body" field declared (and so on).
>
That seems backwards from the way OO inheritance is supposed to work.
You don't go from a more feature-rich case to a less feature-rich case
-- it's the other way around.
If you s/blurb/header/g or s/blurb/summary/g, then a Full story arguably
is-a blurb with a body tacked on.
~~ Robert.
next prev parent reply other threads:[~2007-10-18 13:28 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-17 13:35 Dario Teixeira
2007-10-17 14:13 ` [Caml-list] " Arnaud Spiwack
2007-10-17 14:47 ` Dario Teixeira
2007-10-17 14:25 ` Daniel Bünzli
2007-10-17 15:03 ` skaller
2007-10-17 15:13 ` Dario Teixeira
2007-10-17 15:25 ` Arnaud Spiwack
2007-10-17 15:32 ` Daniel Bünzli
2007-10-17 16:21 ` Chris King
2007-10-18 7:28 ` Stefano Zacchiroli
2007-10-18 8:33 ` [ANN] pa_oo and pa_polymap for 3.10 (Re: [Caml-list] Smells like duck-typing) Jacques Garrigue
2007-10-17 16:57 ` [Caml-list] Smells like duck-typing skaller
2007-10-17 16:52 ` skaller
2007-10-17 16:59 ` Robert Fischer
2007-10-17 14:33 ` Chris King
2007-10-17 14:59 ` Dario Teixeira
2007-10-17 15:24 ` Vincent Aravantinos
2007-10-17 15:26 ` Zheng Li
2007-10-18 16:13 ` Zheng Li
2007-10-18 16:37 ` [Caml-list] " William D. Neumann
2007-10-19 0:58 ` Jacques Garrigue
2007-10-17 19:59 ` [Caml-list] " Richard Jones
2007-10-17 20:24 ` Dario Teixeira
2007-10-18 7:37 ` Stefano Zacchiroli
2007-10-18 10:31 ` Dario Teixeira
2007-10-18 10:37 ` Stefano Zacchiroli
2007-10-18 13:28 ` Robert Fischer [this message]
2007-10-18 14:10 ` Dario Teixeira
2007-10-18 14:18 ` Brian Hurt
2007-10-18 14:29 ` Arnaud Spiwack
2007-10-18 14:45 ` Brian Hurt
2007-10-18 15:02 ` Arnaud Spiwack
2007-10-18 15:07 ` Robert Fischer
2007-10-18 15:14 ` Arnaud Spiwack
2007-10-18 16:39 ` skaller
2007-10-18 16:49 ` Arnaud Spiwack
2007-10-18 17:47 ` skaller
2007-10-18 19:55 ` Robert Fischer
2007-10-18 16:22 ` skaller
2007-10-18 16:30 ` Dario Teixeira
2007-10-18 14:58 ` Robert Fischer
2007-10-18 15:11 ` William D. Neumann
2007-10-18 15:47 ` Loup Vaillant
2007-10-18 16:08 ` William D. Neumann
2007-10-19 13:08 ` Ed Keith
2007-10-18 16:24 ` Dario Teixeira
2007-10-18 16:35 ` Vincent Aravantinos
2007-10-18 16:43 ` Brian Hurt
2007-10-18 17:04 ` William D. Neumann
2007-10-18 17:05 ` Dario Teixeira
2007-10-18 17:22 ` Brian Hurt
2007-10-18 17:58 ` Dario Teixeira
2007-10-18 15:42 ` Vincent Aravantinos
[not found] <47161E3B.3060704@tsc.uc3m.es>
2007-10-17 15:01 ` Dario Teixeira
2007-10-17 20:20 ` Alain Frisch
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