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[Caml-list] What about polymorphic methods?

Alessandro Baretta
- Jacques Garrigue
  - Lauri Alanko
    - Jacques Garrigue
  - Alessandro Baretta
    - Jacques Garrigue
  - John Prevost
  - Alessandro Baretta
    - John Max Skaller
      - Alessandro Baretta
    - John Max Skaller

Date:	-- (:)
From:	John Prevost <j.prevost@c...>
Subject:	Re: [Caml-list] What about polymorphic methods?

>>>>> "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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