Added list-empty-dirs.ps1

Scripts/list-empty-dirs.ps1

@@ -0,0 +1,18 @@
+#!/snap/bin/powershell
+#
+# Syntax:       ./list-empty-dirs.ps1 <dirtree> 
+# Description:	lists empty subfolders in the <directory tree> 
+# Author:	Markus Fleschutz
+# Source:	github.com/fleschutz/PowerShell
+# License:	CC0
+
+param([string]$DirTree)
+
+write-host "Listing empty subfolders in $DirTree ..."
+
+try {
+	(gci $DirTree -r | ? {$_.PSIsContainer -eq $True}) | ?{$_.GetFileSystemInfos().Count -eq 0} | select FullName
+	echo "Done."
+	exit 0
+} catch { Write-Error $Error[0] }
+exit 1