V8 hopes to ship Object.observe() after performance tests land: https://groups.google.com/forum/#!topic/v8-users/aeSFJK1L5n4 … this talk walks through it: https://www.youtube.com/watch?v=mfOh-J-9BY0 …
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@mathias Proxies can be used to solve data-binding for new or wrapped objects but overkill and may intro perf issues for common use-cases -
@addyosmani@mathias Object.observe does not magically avoid performance issues, there are similarities between what you need to do in VMs - 1 more reply
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@mathias@addyosmani I believe proxies are far less performant - but I haven't tinkered with them in over a year.Thanks. Twitter will use this to make your timeline better. UndoUndo
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@mathias I don't think you can turn an arbitrary object into a proxy in place, though there were suggestions to add such capability -
@mraleph that would be great for collecting computed property dependencies (thus eliminating the need for dirty checking) - 5 more replies
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