[webkit-dev] JS: Getter/Setter callbacks at Property level
mjs at apple.com
Fri Jul 24 23:10:55 PDT 2009
On Jul 24, 2009, at 7:23 AM, Brian Barnes wrote:
> 2) There's not currently a performance penalty for re-checking the
> property name in the catchall getter that you currently have
> property lookup first.
> Pretty much changes everything for me. Now it's just code I have to
> write instead of a possible spot of un-optimal code when "context"
> switching between my code and the script engine. I think a way to
> one-off way is still more desirable, but this removes my biggest fear.
I will say this though: in the future, defining setters for the class
will allow for greater optimization than is currently possible. So
it's definitely worth adding that API in due course.
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