<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=""><br class=""><div><blockquote type="cite" class=""><div class="">On Jan 12, 2016, at 2:19 AM, Howard Lovatt &lt;<a href="mailto:howard.lovatt@gmail.com" class="">howard.lovatt@gmail.com</a>&gt; wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">I have proposed the elimination of associated types by replacing them with generic arguments and an implementation of generics that allows covariance, see:</span><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><br class=""></div><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span class="Apple-tab-span" style="white-space: pre;">        </span><a href="https://lists.swift.org/pipermail/swift-evolution/Week-of-Mon-20160111/006367.html" class="" style="font-family: -webkit-standard;">[swift-evolution] Make generics covariant and add generics to        protocols&nbsp;</a><a name="6367" class="" style="font-family: -webkit-standard;">&nbsp;</a></div><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><font face="-webkit-standard" class=""><br class=""></font></div><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><font face="-webkit-standard" class="">Food for though for another way forward?</font></div></div></blockquote><div><br class=""></div><div>FWIW, I disagree fairly strongly with both of those directions for Swift generics; I’ll reply over on that thread.</div><div><br class=""></div><span class="Apple-tab-span" style="white-space:pre">        </span>- Doug</div><div><br class=""><blockquote type="cite" class=""><div class=""><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><font face="-webkit-standard" class=""><br class=""></font></div><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><font face="-webkit-standard" class="">PS I agree using typealias for two different concepts is confusing.<br class=""></font><div class=""><br class=""></div><br class=""><div class=""><blockquote type="cite" class=""><div class="">On 3 Jan 2016, at 5:38 PM, Douglas Gregor via swift-evolution &lt;<a href="mailto:swift-evolution@swift.org" class="">swift-evolution@swift.org</a>&gt; wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">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&nbsp;constructive criticism and, eventually, determine the direction of Swift. When&nbsp;writing your review, here are some questions you might want to answer in your&nbsp;review:<br class=""><br class=""><div class=""><span class="Apple-tab-span" style="white-space: pre;">        </span>*&nbsp;What is your evaluation of the proposal?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;">        </span>*&nbsp;Is the problem being addressed significant enough to warrant a change to&nbsp;Swift?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;">        </span>*&nbsp;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>*&nbsp;If you have you used other languages or libraries with a similar feature, how do&nbsp;you feel that this proposal compares to those?<br class=""></div><div class=""><span class="Apple-tab-span" style="white-space: pre;">        </span>*&nbsp;How much effort did you put into your review? A glance, a quick reading, or&nbsp;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><img src="https://u2002410.ct.sendgrid.net/wf/open?upn=Vm9j-2B2K6zLqxUFTO82XA8HV2TThDz5lA3-2F-2Fpeujw7DRLahi9UXRwV-2BqwQ4hZJStQ67-2F13K52w7-2Ffo6etUHQOec9URRdEKTxl554ypLwg54qvz3yTjIYscuCkyp0Lf4zmb5aHymiX4VuFe72r7DvqKZQI5ovI-2B0wBHo0nxZruflFcibVMt-2FOG4FNa0R4bLnKQFAZoy-2FicfIS4En5XlYSae1iIrT2pSj6Bf-2FJysE9wtQM-3D" alt="" width="1" height="1" border="0" class="" style="height: 1px !important; width: 1px !important; border-width: 0px !important; margin: 0px !important; padding: 0px !important;"></div>_______________________________________________<br class="">swift-evolution mailing list<br class=""><a href="mailto:swift-evolution@swift.org" class="">swift-evolution@swift.org</a><br class=""><a href="https://lists.swift.org/mailman/listinfo/swift-evolution" class="">https://lists.swift.org/mailman/listinfo/swift-evolution</a></div></blockquote></div></div></div></blockquote></div><br class=""></body></html>