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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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      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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