Action proxies

Brendan Eich brendan at
Mon Feb 4 13:36:37 PST 2013

Tom Van Cutsem wrote:
> 2013/2/4 Brendan Eich <brendan at <mailto:brendan at>>
>     If notification proxies require allocation per trap activation,
>     that's a fatal flaw in my view.
> Did you mean to say action proxies? Action proxies do require 
> allocation per trap activation, and I also considered this a fatal flaw.

I was replying to Mark, so meant notification proxies.

> Notification proxies require allocation of a post-trap when they need 
> to do something after the operation was performed on the target.

Yes, and (just to respond to Mark's somewhat premature "maybe 
notification proxies will defer proxies from ES6") that seems like a 
fatal flaw, in spite of the post-trap condition.

> The post-trap could be cached and reused, but only if the 
> post-processing is independent of the specific arguments passed to the 
> intercepted operation.



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