@@toStringTag spoofing for null and undefined

Brendan Eich brendan at mozilla.org
Tue Jan 20 14:54:18 PST 2015

Brendan Eich wrote:
> 2. Any remaining brand or trademark test can use object identity or 
> equivalent unforgeable capability.
> (2) can't be meta-programmed to spoof identity. 

Reference identity, of course -- value types/proxies want value identity 
defined by concatenating and freezing existing primitives, or equivalent.


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