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From: Jean Abou Samra <jean@abou-samra.fr>
To: Olivier Dion <olivier.dion@polymtl.ca>
Cc: Zelphir Kaltstahl <zelphirkaltstahl@posteo.de>,
	Guile User <guile-user@gnu.org>
Subject: Re: Understanding `symbol??` macro from okmij.org
Date: Thu, 14 Mar 2024 19:01:07 +0100	[thread overview]
Message-ID: <8ECD9C8A-9319-43E6-98C2-D397636C7515@abou-samra.fr> (raw)
In-Reply-To: <87plvwwyw3.fsf@laura>


> Ah, and I though that syntax-rules was always written in term of
> syntax-case.  I see.  Thank you!


Yeah, it most most often is these days, but historically, syntax-rules was invented before syntax-case. IIRC, the choice to include syntax-case in R6RS was controversial because syntax-rules was expressed in terms of different low-level abstractions in some Scheme implementations ("explicit substitutions" or something like that).



      reply	other threads:[~2024-03-14 18:01 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-14  0:18 Understanding `symbol??` macro from okmij.org Zelphir Kaltstahl
2024-03-14  1:01 ` Jean Abou Samra
2024-03-14  1:03 ` Maxime Devos
2024-03-14 13:46   ` Zelphir Kaltstahl
2024-03-14 14:52 ` Olivier Dion
2024-03-14 15:57   ` Jean Abou Samra
2024-03-14 16:39     ` Olivier Dion
2024-03-14 18:01       ` Jean Abou Samra [this message]

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