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From: David MENTRE <dmentre@linux-france.org>
To: Malcolm Matalka <mmatalka@gmail.com>
Cc: Francois Berenger <berenger@riken.jp>, caml-list <caml-list@inria.fr>
Subject: Re: [Caml-list] some beautiful OCaml code
Date: Thu, 10 Jan 2013 09:13:49 +0100	[thread overview]
Message-ID: <CAC3Lx=Z_gg6qnyLvSr8OkafYCYoW=DwWWWpeZXQOuDGqpqzMig@mail.gmail.com> (raw)
In-Reply-To: <878v82r7ql.fsf@li195-236.members.linode.com>

Hello,

2013/1/9 Malcolm Matalka <mmatalka@gmail.com>:
> The problem polymorphic variants are solving here is that if you want to
> sequence unrelated functions but return their errors, you have to join
> their return types with the return types of the function that is calling
> them.  Polymorphic variants basically do this for you without every
> function defining its own error return variant.

Thank you Malcolm, Gerd and Kristopher for the helpful comments.

Best regards,
david

  reply	other threads:[~2013-01-10  8:14 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-09  3:48 Francois Berenger
2013-01-09  8:38 ` David MENTRE
2013-01-09 10:06   ` Malcolm Matalka
2013-01-10  8:13     ` David MENTRE [this message]
2013-01-09 13:15   ` AW: " Gerd Stolpmann
2013-01-09 14:15   ` Kristopher Micinski

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