[swift-evolution] Proposal: Allow Getters and Setters to Throw

[Jordan Rose]

>> Is there a "rethrows" equivalent?
> 
> I don’t think so. What would it be rethrowing an error from? The value if it happened to be a closure? That seems a bit esoteric.


This isn't particularly interesting for a property, but may be useful for a subscript that took a closure as an index. (I personally wouldn't like such an API, but think of something like XPath <https://msdn.microsoft.com/en-us/library/ms256086(v=vs.110).aspx>.)

Jordan

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