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        <div class="chatlog__header"><span class="chatlog__author" style="color:rgb(155,89,182)" title="kishikawakatsumi" data-user-id="291075091025100810">Kishikawa Katsumi</span> <a href="/channels/561853152408895518?category=main&amp;channel=swift-syntax&amp;message_id=1141534455232745625"><span class="chatlog__timestamp" title="Thursday, August 17, 2023 12:50 AM"></span></a><a href="#chatlog__message-container-1141534455232745625">8/17/2023 12:50 AM</a></div>
        <div class="chatlog__content chatlog__markdown"><span class="chatlog__markdown-preserve"><a href="https://github.com/apple/swift-syntax/pull/2050">https://github.com/apple/swift-syntax/pull/2050</a> ^ これは私が欲しかったやつ。とてもいい。次のように書けるようになる。 <code class="chatlog__markdown-pre chatlog__markdown-pre--multiline language-swift">#if canImport(SwiftSyntax510) // code specific to swift-syntax version &gt;= 510 #elseif canImport(SwiftSyntax509) // code to support swift-syntax version 509 #else // code for swift-syntax &lt; 509. Not needed for macros since macros require swift-syntax &gt;= 509. #endif</code></span></div>
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                <div class="chatlog__embed-title"><a class="chatlog__embed-title-link" href="https://github.com/apple/swift-syntax/pull/2050">
                    <div class="chatlog__markdown chatlog__markdown-preserve">Add a version indicator macro to indicate the swift-syntax version ...</div>
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                  <div class="chatlog__markdown chatlog__markdown-preserve">All swift-syntax versions ≥ 509 will include a module SwiftSyntax509 and all swift-syntax versions ≥ 510 will include both SwiftSyntax509 and SwiftSyntax510. This way clients can check which versio...</div>
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