<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=""><div><blockquote type="cite" class=""><div class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><blockquote type="cite" class=""><div class=""><span style="font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: 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="">The one thing I feel the proposal lacks currently is how tag versioning information in the Swift package is going to correspond to the underlying system package. My expectation is that we probably want Swift system packages to try and adopt a versioning scheme which matches that of the underlying system package.</span><br style="font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: 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;" class=""></div></blockquote></div><br class=""><div class="">This is already implemented as a recommendation for the user to use “best judgement” so strictly was not required in the proposal. But best judgement is certainly not enough detail.</div></div></div></blockquote><div><br class=""></div>s/Implemented/Documented: <a href="https://github.com/apple/swift-package-manager/blob/master/Documentation/SystemModules.md#module-map-versioning" class="">https://github.com/apple/swift-package-manager/blob/master/Documentation/SystemModules.md#module-map-versioning</a></div></body></html>