From: John Prevost <j.prevost@cs.cmu.edu>
To: Jacques Garrigue <garrigue@kurims.kyoto-u.ac.jp>
Cc: alex@baretta.com, caml-list@inria.fr
Subject: Re: [Caml-list] What about polymorphic methods?
Date: 25 May 2002 01:42:17 -0400 [thread overview]
Message-ID: <86y9e8g4w6.fsf@laurelin.dementia.org> (raw)
In-Reply-To: <20020525125530P.garrigue@kurims.kyoto-u.ac.jp>
>>>>> "jg" == Jacques Garrigue <garrigue@kurims.kyoto-u.ac.jp> writes:
jg> With the CVS version, you would have to write
jg> method left_iter : 'b. ('a -> 'b) -> 'b list = fun f -> ...
jg> method right_iter : 'b. ('a -> 'b) -> 'b list = fun f -> ...
jg> Of course, 'b is no longer a parameter of the class. Note
jg> that polymorphic methods can only be called on objects whose
jg> type is (at least partially) known, so you may have to add a
jg> few extra type annotations to your code.
They're coming back? Woohoo!
What will the restrictions on typing be, precisely?
John.
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next prev parent reply other threads:[~2002-05-25 5:36 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-25 3:45 Alessandro Baretta
2002-05-25 3:55 ` Jacques Garrigue
2002-05-25 5:42 ` John Prevost [this message]
2002-05-27 19:10 ` Alessandro Baretta
2002-05-27 18:22 ` John Max Skaller
2002-05-30 0:02 ` Alessandro Baretta
2002-05-27 18:27 ` [Caml-list] Possible use for camlp4 John Max Skaller
2002-05-27 18:35 ` Alexander V. Voinov
2002-05-27 19:33 ` Daniel de Rauglaudre
2002-05-29 19:25 ` John Max Skaller
2002-05-30 2:42 ` Jacques Garrigue
2002-05-30 8:15 ` Daniel de Rauglaudre
2002-05-27 19:37 ` Daniel de Rauglaudre
2002-06-02 8:34 ` [Caml-list] What about polymorphic methods? Lauri Alanko
2002-06-03 23:57 ` Jacques Garrigue
2002-06-08 9:52 ` [Caml-list] What about polymorphic methods Alessandro Baretta
2002-06-10 10:13 ` Jacques Garrigue
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