Merge pull request #876 from Morilli/fix-isarchive-stream-seek

Restore stream position in ArchiveFactory.IsArchive
adamhathcock · Oct 24, 2024 · 6aeef8d · 6aeef8d
2 parents 7fe27ac + 5d62196
commit 6aeef8d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/SharpCompress/Archives/ArchiveFactory.cs b/src/SharpCompress/Archives/ArchiveFactory.cs
@@ -189,9 +189,10 @@ public static bool IsArchive(Stream stream, out ArchiveType? type)
 
         foreach (var factory in Factory.Factories)
         {
+            var isArchive = factory.IsArchive(stream);
             stream.Position = startPosition;
 
-            if (factory.IsArchive(stream, null))
+            if (isArchive)
             {
                 type = factory.KnownArchiveType;
                 return true;