From 7f7b106dc7f9f53d835f671a05d76c451d03bfb3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?David=20R=C3=B6nnqvist?= <ronnqvist@apple.com>
Date: Tue, 3 Dec 2024 15:09:27 +0100
Subject: [PATCH] Fix deprecation warnings about UTType API

---
 Sources/SwiftDocC/Servers/FileServer.swift | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/Sources/SwiftDocC/Servers/FileServer.swift b/Sources/SwiftDocC/Servers/FileServer.swift
index 90e79fb6ab..c5c714918a 100644
--- a/Sources/SwiftDocC/Servers/FileServer.swift
+++ b/Sources/SwiftDocC/Servers/FileServer.swift
@@ -13,6 +13,9 @@ import SymbolKit
 #if canImport(FoundationNetworking)
 import FoundationNetworking
 #endif
+#if canImport(UniformTypeIdentifiers)
+import UniformTypeIdentifiers
+#endif
 #if os(Windows)
 import WinSDK
 #endif
@@ -116,15 +119,7 @@ public class FileServer {
         
         #if os(macOS)
         
-        let unmanagedFileUTI = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, ext as CFString, nil)
-        guard let fileUTI = unmanagedFileUTI?.takeRetainedValue() else {
-            return defaultMimeType
-        }
-        guard let mimeType = UTTypeCopyPreferredTagWithClass (fileUTI, kUTTagClassMIMEType)?.takeRetainedValue() else {
-            return defaultMimeType
-        }
-        
-        return (mimeType as NSString) as String
+        return UTType(filenameExtension: ext)?.preferredMIMEType ?? defaultMimeType
 
         #elseif os(Windows)