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      <div class="chatlog__message-aside"><img class="chatlog__avatar" src="https://cdn.discordapp.com/avatars/293572563010060288/92f572b5e1ef6656a55498787c15a5ad.png?size=512" alt="Avatar" loading="lazy"></div>
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        <div class="chatlog__header"><span class="chatlog__author" style="color:rgb(231,76,60)" title="tarunon" data-user-id="293572563010060288">tarunon</span> <a href="/channels/346503087256502274?category=開発以外&amp;channel=zatsu&amp;message_id=369355351453204481"><span class="chatlog__timestamp" title="Monday, October 16, 2017 5:26 AM"></span></a><a href="#chatlog__message-container-369355319739940864">10/16/2017 5:26 AM</a></div>
        <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve">1.&nbsp;キーの有無は違う型として分離し、混ざっている場合は親の型をEnumで分別する 2.&nbsp;キーの有無を意味する型(オレオレOptional)を作る</span></div>
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        <div class="chatlog__short-timestamp" title="Monday, October 16, 2017 5:26 AM">5:26 AM</div>
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        <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve">あー</span></div>
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