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Re: [Chicken-hackers] deprecation of always?, never?, none?


From: Felix
Subject: Re: [Chicken-hackers] deprecation of always?, never?, none?
Date: Mon, 22 Aug 2011 15:57:17 +0200 (CEST)

From: Christian Kellermann <address@hidden>
Subject: Re: [Chicken-hackers] deprecation of always?, never?, none?
Date: Mon, 22 Aug 2011 15:29:28 +0200

> * Peter Bex <address@hidden> [110822 15:20]:
>> On Mon, Aug 22, 2011 at 11:56:55AM +0200, Felix wrote:
>> > Hi!
>> > 
>> > 
>> > >From now on I'll better ask first, so:
>> > 
>> > Would anybody be very unhappy if "always?", "none?" and "never?"
>> > (unit data-structures) get deprecated? They can be trivially defined
>> > using "constantly". The situation for "any?" is different IMHO, since
>> > it directly corresponds to a type.
>> 
>> I had no idea we had those :) I won't miss them.
>> I don't understand how any? is different.  What type does it correspond to?
> 
> I think this has been confused with srfi-1's any. Another reason for
> it to go.

No, "any?" is actually intended to stay, it just returns #t for every
type of argument given. It corresponds to the "any" (or "*") type, or
T in Common Lisp.


cheers,
felix



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