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Re: "Missing" libraries/concepts found in other languages/ecosystems?

From: John Cowan
Subject: Re: "Missing" libraries/concepts found in other languages/ecosystems?
Date: Sat, 11 Jul 2020 21:52:17 -0400

On Sat, Jul 11, 2020 at 7:10 PM Chris Vine <> wrote:

So when you said "continuable and non-continuable in Scheme are exactly
> like CL [signal] and error (and its variants)" are you then saying that
> SIGNAL == continuable (ie raise-continuable in R6RS) and ERROR ==
> non-continuable (ie raise in R6RS)?

That is what I meant.

> In what way do you say that continuable exceptions are not in some sense
> analogous to common lisp restarts (noting the "in some sense"?

Well, okay, but in *what* sense?  You made the claim in the first place; I
think the burden of persuasion lies with you.

John Cowan
Mos Eisley spaceport.  You will never see a more wretched hive of scum
and villainy --unless you watch the Jerry Springer Show.

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