> On Aug 8, 2016, at 1:19 AM, Normal Loone <andreas.m.wi...@gmx.de> wrote:
>
> I tried using override instead of augment, and it works.
> Problem is: It overrides it now ofc, which means the program is no longer
> evaluated.
If you want to override a method, but still perform its behavior,
just invoke it using super[1]. In your case, it would look something
like this:
(define/override (execute-callback)
(my-own-program)
(super execute-callback))
[1]:
http://docs.racket-lang.org/reference/createclass.html#%28form._%28%28lib._racket%2Fprivate%2Fclass-internal..rkt%29._super%29%29
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