Unscopeable

Allen Wirfs-Brock allen at wirfs-brock.com
Mon Aug 26 12:02:04 PDT 2013


On Aug 26, 2013, at 11:37 AM, Erik Arvidsson wrote:

> I agree that this is crucial. I think that tips the balance over to
> have to do the Get of @@unscopable on every HasBinding.

How so.  The timing of the @@unscopable property and the the process of using it to filter identifier binding are completely separable procedures. How does restricting the filtering to own properties  change the rationale for  getting the blacklist property once per 'with'  rather than on every variable reference.  

Allen



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