From: Hugo Ferreira <hmf@inescporto.pt>
To: Jacques Carette <carette@mcmaster.ca>
Cc: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Defining type that requires hashtables with recursive definition
Date: Mon, 19 Jan 2009 19:34:35 +0000 [thread overview]
Message-ID: <4974D5CB.1030104@inescporto.pt> (raw)
In-Reply-To: <4974B98E.4020700@mcmaster.ca>
Jacques Carette wrote:
> Hugo Ferreira wrote:
>> I am attempting to define a type so:
>>
>> type node =
>> | Node of links
>> | Leaf of int
>>
>> And I want to implement links as a
>> hashtable whose keys and values are
>> also of type node.
>
> type node =
> | Node of links
> | Leaf of int
> and links = (node, node) Hashtbl.t
>
> should do it.
>
I already had considered this but I assume that
the hash-table equality is a structural comparison
and not the (==) that I need.
Thanks for the suggestion.
R.
Hugo F.
> Jacques
>
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prev parent reply other threads:[~2009-01-19 19:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-19 17:26 Hugo Ferreira
2009-01-19 17:34 ` [Caml-list] " Jacques Carette
2009-01-19 18:03 ` Thomas Gazagnaire
2009-01-19 19:36 ` Hugo Ferreira
2009-01-20 10:09 ` Hugo Ferreira
2009-01-19 19:34 ` Hugo Ferreira [this message]
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