Tom has experimented, IIRC. I don't know which implementations preserve
extended property descriptor properties.
/be
Allen Wirfs-Brock wrote:
Note that ES6 proxies as specified permits
Object.defineProperty/getOwnPropertyDescriptor to pass custom
attributes in property descriptors and even passes them along (not
sure if anybody has actually implemented this yet) wherever there is a
internal get descriptor/set descriptor sequence. Proxies that support
custom attributes might be an interest way toi experiment with some of
these ideas.
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