From: Alain Frisch <alain@frisch.fr>
To: Jeremy Yallop <yallop@gmail.com>
Cc: Dmitri Boulytchev <dboulytchev@gmail.com>,
caml-list <caml-list@inria.fr>
Subject: Re: [Caml-list] Confusing behaviour of type inference for polymorphic classes.
Date: Tue, 03 Dec 2013 13:33:14 +0100 [thread overview]
Message-ID: <529DCF8A.2040308@frisch.fr> (raw)
In-Reply-To: <CAAxsn=H94K0Cshn4qg1iFpnknSm4Bi1hk1UiCwcU5mEjCJt2_A@mail.gmail.com>
On 12/03/2013 11:17 AM, Jeremy Yallop wrote:
> Using recursive modules certainly makes it possible to write a class
> with the correct type, but unless I'm mistaken you lose the ability to
> override the behaviour on recursive calls -- i.e. the call to (new
> X.m)#t can no longer be replaced with a call through a self variable.
The instance on which the method is called cannot be "self", since it
corresponds to different type parameters for the class. I don't know
what Dmitri is exactly looking for, but maybe a polymorphic method
(instead of a parametrized class) would do the job as well.
-- Alain
next prev parent reply other threads:[~2013-12-03 12:33 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-01 21:33 Dmitri Boulytchev
2013-12-02 14:41 ` Goswin von Brederlow
2013-12-02 15:05 ` Dmitri Boulytchev
2013-12-05 15:13 ` Goswin von Brederlow
2013-12-02 15:24 ` Jeremy Yallop
2013-12-03 8:35 ` Alain Frisch
2013-12-03 10:17 ` Jeremy Yallop
2013-12-03 12:33 ` Alain Frisch [this message]
2013-12-03 12:58 ` Jeremy Yallop
2013-12-03 17:49 ` Dmitri Boulytchev
2013-12-08 1:15 ` Jeremy Yallop
2013-12-09 13:48 ` Dmitri Boulytchev
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