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Re: Problems with field initialization: Proposal

This page is part of the web mail archives of SRFI 76 from before July 7th, 2015. The new archives for SRFI 76 contain all messages, not just those from before July 7th, 2015.

Andre van Tonder <andre@xxxxxxxxxxxxxxxxxxx> writes:

>    (define-type rational (x y)
>      (let ((common (gcd x y)))
>        (field-values
>          (num   (/ x common))
>          (denom (/ y common))))
>      (fields (num   (rational-num))
>              (denom (rational-denom))))

Could you elaborate on how the general mechanism would work?  I.e. is
there a special syntax for the (let ...) stuff, or is it general
Scheme, with FIELD-VALUES being a special form?

Cheers =8-} Mike
Friede, Völkerverständigung und überhaupt blabla