From e43ea2682c2295ce9b4335357223ed9f2b857f2e Mon Sep 17 00:00:00 2001
From: admin <admin@ardentleatherworks.com>
Date: Thu, 18 Dec 2025 11:38:55 -0600
Subject: [PATCH] fix(style): remove unused using, use AsSpan over Substring

---
 src/NzbDrone.Core/Download/DownloadExtractionService.cs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/NzbDrone.Core/Download/DownloadExtractionService.cs b/src/NzbDrone.Core/Download/DownloadExtractionService.cs
index 54970da4ed..26b8aa09ab 100644
--- a/src/NzbDrone.Core/Download/DownloadExtractionService.cs
+++ b/src/NzbDrone.Core/Download/DownloadExtractionService.cs
@@ -5,7 +5,6 @@
 using NzbDrone.Common;
 using NzbDrone.Common.Disk;
 using NzbDrone.Core.Configuration;
-using NzbDrone.Core.MediaFiles;
 
 namespace NzbDrone.Core.Download
 {
@@ -139,7 +138,7 @@ private bool IsPartOfMultiVolumeArchive(string path)
 
             if (extension.StartsWith(".r", StringComparison.OrdinalIgnoreCase) &&
                 extension.Length == 4 &&
-                int.TryParse(extension.Substring(2), out _))
+                int.TryParse(extension.AsSpan(2), out _))
             {
                 return true;
             }