Minor LibraryMonitor improvements

* Enable nullable
* Add a fast return to ReportFileSystemChanged when path should be ignored
* Use Span overloads of Path.* functions where possible
* IFileSystem: remove NormalizePath as Path.TrimEndingDirectorySeparator already checks if it's a root path

1 files changed, 2 insertions, 9 deletions

diff --git a/Emby.Server.Implementations/IO/MbLinkShortcutHandler.cs b/Emby.Server.Implementations/IO/MbLinkShortcutHandler.cs
index c2aab3879..5776c7a7c 100644
--- a/Emby.Server.Implementations/IO/MbLinkShortcutHandler.cs
+++ b/Emby.Server.Implementations/IO/MbLinkShortcutHandler.cs
@@ -8,24 +8,17 @@ namespace Emby.Server.Implementations.IO
 {
     public class MbLinkShortcutHandler : IShortcutHandler
     {
-        private readonly IFileSystem _fileSystem;
-
-        public MbLinkShortcutHandler(IFileSystem fileSystem)
-        {
-            _fileSystem = fileSystem;
-        }
-
         public string Extension => ".mblink";
 
         public string? Resolve(string shortcutPath)
         {
             ArgumentException.ThrowIfNullOrEmpty(shortcutPath);
 
-            if (string.Equals(Path.GetExtension(shortcutPath), ".mblink", StringComparison.OrdinalIgnoreCase))
+            if (Path.GetExtension(shortcutPath.AsSpan()).Equals(".mblink", StringComparison.OrdinalIgnoreCase))
             {
                 var path = File.ReadAllText(shortcutPath);
 
-                return _fileSystem.NormalizePath(path);
+                return Path.TrimEndingDirectorySeparator(path);
             }
 
             return null;