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        <div class="chatlog__header"><span class="chatlog__author" title="_rintaro" data-user-id="296587674737704960">rintaro</span> <a href="/channels/306995750418513920?category=main&amp;channel=swift-2&amp;message_id=322596586700144651"><span class="chatlog__timestamp" title="Friday, June 9, 2017 4:43 AM"></span></a><a href="#chatlog__message-container-322596586700144651">6/9/2017 4:43 AM</a></div>
        <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve"><code class="chatlog__markdown-pre chatlog__markdown-pre--multiline language-swift">/// Namespace for diagnostics enum diag {} extension diag { // メンバー群 ...</code> 実際にはすべてのメンバーを extension に実装することにより、 <code class="chatlog__markdown-pre chatlog__markdown-pre--inline">case</code> を書けなくするということをやっています。</span> <span class="chatlog__edited-timestamp" title="Friday, June 9, 2017 4:43 AM">(edited)</span></div>
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