From: Stefano Zacchiroli <zack@bononia.it>
To: caml-list@inria.fr
Subject: Re: [Caml-list] copy of parametrized object
Date: Tue, 24 Jun 2003 14:57:46 +0200 [thread overview]
Message-ID: <20030624125746.GA5569@fistandantilus.takhisis.org> (raw)
In-Reply-To: <20030624213608T.garrigue@kurims.kyoto-u.ac.jp>
On Tue, Jun 24, 2003 at 09:36:08PM +0900, Jacques Garrigue wrote:
> famous value restriction: any function application result is
> non-polymorphic, and an object construtctor is seen as a function
> application.
BTW (but surely a bit off-thread), could you remember me for which
reason object constructors are not considered functions consistently in
the ocaml language? Why is currently not possible to do:
type foo = Foo of int | Bar of int
List.map Foo [1; 2; 3; 4]
?
TIA,
Cheers
--
Stefano Zacchiroli -- Master in Computer Science @ Uni. Bologna, Italy
zack@{cs.unibo.it,debian.org,bononia.it} - http://www.bononia.it/zack/
" I know you believe you understood what you think I said, but I am not
sure you realize that what you heard is not what I meant! " -- G.Romney
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next prev parent reply other threads:[~2003-06-24 12:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-24 11:15 Bow-Yaw Wang
2003-06-24 12:36 ` Jacques Garrigue
2003-06-24 12:57 ` Stefano Zacchiroli [this message]
2003-06-24 20:33 ` Bow-Yaw Wang
2003-06-25 0:25 ` [Caml-list] Visitor pattern (was copy of parametrized object) Jacques Garrigue
2003-06-25 1:06 ` Bow-Yaw Wang
2003-06-25 2:37 ` John Max Skaller
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