Better property behavior

Tom Van Cutsem at
Tue Jan 1 03:15:44 PST 2013

2012/12/31 Brendan Eich <brendan at>

> Allen Wirfs-Brock wrote:
>> 1a can also be handled by your proxy's put trap.  All it needs to do is
>> refuse to create new properties on the "receiver" object.
> Is the trap still called 'set'? Just keeping up ;-).

Yes. In Allen's latest draft, there's still a Put "abstract operation", but
it calls [[Set]], which in turn triggers the "set" trap on a proxy.

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