error trapping

John Cowan cowan at
Wed Oct 20 20:01:42 BST 1999

james anderson scripsit:

> well, resumption does require that the module which raises the exception
> provide meaningfull and correctly operating provisions for
> restarts/continuations, and that it provide exceptions which carry information
> adequate to decide upon and undertake appropriate corrective action.

I think that Common Lisp continuations are definitely more structured
than what Mesa allowed, which was a silent return to the signaler
(as if the exception hadn't been thrown), and even a goto to an arbitrary
label in the signaler's context, IIRC!

John Cowan                                   cowan at
       I am a member of a civilization. --David Brin

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