[bug#55242] [PATCH 07/10] guix: import: go: More resilience wrt network errors; add logging.

[Maxime Devos <maximedevos@telenet.be>]

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Attila Lendvai schreef op di 03-05-2022 om 13:42 [+0200]:
> +          (with-exception-handler
> +              (lambda (c)
> +                (when report-all-errors?
> +                  (let ((port (current-warning-port)))
> +                    (format port "*** exception while importing:~%")
> +                    (print-exception port (stack-ref (make-stack #t) 1)
> +                                     c (exception-args c))
> +                    (format port "*** printing backtrace:~%")
> +                    (display-backtrace (make-stack #t) port)
> +                    ;; DISPLAY-BACKTRACE can fail, so it's better to make its
> +                    ;; exit also visible.
> +                    (format port "*** done printing backtrace~%")))
> +                (raise-continuable c))

What's the '-continuable' for here?  Is it to avoid extra 'raise-
exception' entries in the backtrace, or does this actually make use of
Scheme's continuable exceptions?

Greetings,
Maxime.

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