Hello Swift community,

The review of SE-0194 "Derived Collection of Enum Cases" begins now and runs 
through January 11, 2018. The proposal is available here:

Reviews are an important part of the Swift evolution process. All reviews 
should be sent to the swift-evolution mailing list at

or, if you would like to keep your feedback private, directly to the review 
manager. When replying, please try to keep the proposal link at the top of the 

Proposal link:

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 goes into a review?

The goal of the review process is to improve the proposal under review through 
constructive criticism and, eventually, determine the direction of Swift. When 
writing your review, here are some questions you might want to answer in your 

What is your evaluation of the proposal?
Is the problem being addressed significant enough to warrant a change to Swift?
Does this proposal fit well with the feel and direction of Swift?
If you have used other languages or libraries with a similar feature, how do 
you feel that this proposal compares to those?
How much effort did you put into your review? A glance, a quick reading, or an 
in-depth study?
More information about the Swift evolution process is available at

Thank you,

-Doug Gregor

Review Manager
swift-evolution mailing list

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