[Cuis-dev] Avoid nil as key in ActionMaps

Juan Vuletich juan at cuis.st
Wed Jun 17 11:52:01 PDT 2026


Integrated.

Thanks,

On 2026-06-17 11:41 AM, Hernán Wilkinson via Cuis-dev wrote:
> Hi,
>  attached is a fix for DebuggerWindow>>#model: that avoids registering 
> events to nil.
>  To reproduce the error, just send a not understood message to an 
> object, create a method for that message and close the debugger. Then, 
> inspect the ActionsMaps of ActiveModel and you will see nil as key. 
> The problem with having nil as a key is that it will never be reclaimed.
>  Cheers!
>  Hernan.
> -- 
> *Hernán Wilkinson
> Agile Software Development, Teaching & Coaching*
> *Phone: +54-011*-4893-2057
> *Twitter: @HernanWilkinson*
> *site: http://www.10Pines.com <http://www.10pines.com/>*
> Address: Alem 896, Floor 6, Buenos Aires, Argentina
>
-- 
Juan Vuletich
www.cuis.st
github.com/jvuletich
researchgate.net/profile/Juan-Vuletich
independent.academia.edu/JuanVuletich
patents.justia.com/inventor/juan-manuel-vuletich
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