Merge pull request #308 from steveisok/pathinternal-tweak

Fix the fsw check for just spaces in a file name

1 files changed, 1 insertions, 14 deletions

diff --git a/src/System.IO.FileSystem.Watcher/src/System/IO/FileSystemWatcher.cs b/src/System.IO.FileSystem.Watcher/src/System/IO/FileSystemWatcher.cs
index 45df8be254..e7affc5201 100644
--- a/src/System.IO.FileSystem.Watcher/src/System/IO/FileSystemWatcher.cs
+++ b/src/System.IO.FileSystem.Watcher/src/System/IO/FileSystemWatcher.cs
@@ -391,26 +391,13 @@ namespace System.IO
                 throw new ArgumentException(SR.Format(SR.InvalidDirName_NotExists, path), nameof(path));
         }
 
-#if MONO
-        /// <summary>
-        /// Returns true if the path is effectively empty for the current OS.
-        /// This function is borrowed from PathInternal.Windows because Mono
-        /// on the desktop still needs to support the netfx behavior. 
-        /// EffectivelyEmpty means an empty span, null, or just spaces ((char)32).        
-        /// </summary>
-        private static bool IsEffectivelyEmpty(ReadOnlySpan<char> path)
-        {
-            return (path.IsEmpty || path.IndexOf(' ') > -1);
-        }
-#endif
-
         /// <summary>
         /// Sees if the name given matches the name filter we have.
         /// </summary>
         private bool MatchPattern(ReadOnlySpan<char> relativePath)
         {
 #if MONO
-            if (IsEffectivelyEmpty (relativePath))
+            if (relativePath.IsWhiteSpace())
                 return false;
 #endif
             ReadOnlySpan<char> name = IO.Path.GetFileName(relativePath);