<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">On a re-read I am -1; I like the `associatedtype` keyword but didn’t realize there was no plan to let `typealias` be used within a protocol to as a convenience (and to preserve intent, and to improve the development experience when still figuring out an interface design).<div class=""><br class=""></div><div class="">I would prefer the new keyword and also adding/allowing one to add convenience typealiases within a protocol definition.<br class=""><div class=""><br class=""></div><div class="">I have not followed the discussion closely to know if there are difficult technical issues with permitting both `associatedtype` declarations and simple convenience `typealias` declarations within a protocol, or if the current proposal is simply making the possible-confusion argument; if there are legit technical issues then so be it, but if it’s just an argument-from-possible-confusion I think the price of clarity is dearer than it needs to be here.</div><div class=""><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Jan 3, 2016, at 1:38 AM, Douglas Gregor via swift-evolution <<a href="mailto:swift-evolution@swift.org" class="">swift-evolution@swift.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hello Swift community,<div class=""><br class=""></div><div class="">The review of "Replace `typealias` keyword with `associatedtype` for associated type declarations” begins now and runs through Wednesday, January 6th. The proposal is available here:</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span><a href="https://github.com/apple/swift-evolution/blob/master/proposals/0011-replace-typealias-associated.md" class="">https://github.com/apple/swift-evolution/blob/master/proposals/0011-replace-typealias-associated.md</a></div><div class=""><br class=""></div><div class=""><div class="">Reviews are an important part of the Swift evolution process. All reviews should be sent to the swift-evolution mailing list at</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span><a href="https://lists.swift.org/mailman/listinfo/swift-evolution" class="">https://lists.swift.org/mailman/listinfo/swift-evolution</a></div><div class=""><br class=""></div><div class="">or, if you would like to keep your feedback private, directly to the review manager.</div><div class=""><br class=""></div><div class="">What goes into a review?</div><div class=""><br class="">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 review:<br class=""><br class=""><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>* What is your evaluation of the proposal?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>* Is the problem being addressed significant enough to warrant a change to Swift?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>* Does this proposal fit well with the feel and direction of Swift?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>* If you have you used other languages or libraries with a similar feature, how do you feel that this proposal compares to those?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>* How much effort did you put into your review? A glance, a quick reading, or an in-depth study?<br class=""></div><br class=""></div><div class="">More information about the Swift evolution process is available at</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span><a href="https://github.com/apple/swift-evolution/blob/master/process.md" class="">https://github.com/apple/swift-evolution/blob/master/process.md</a></div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>Cheers,</div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>Doug Gregor</div><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>Review Manager</div></div><div class=""><br class=""></div>
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