Add clean-repos.ps1

Data/scripts.csv

@@ -36,6 +36,7 @@ check-windows-system-files.ps1, checks the validity of the Windows system files
 check-xml-file.ps1, checks the given XML file for validity
 cherry-picker.ps1, cherry-picks a Git commit into multiple branches
 clean-repo.ps1, cleans the current/given Git repository from untracked files (including submodules)
+clean-repos.ps1, cleans all Git repositories under the current/given directory from untracked files (including submodules)
 clear-recycle-bin.ps1, removes the content of the recycle bin folder (can not be undo!)
 clone-repos.ps1, clones well-known Git repositories
 close-calculator.ps1, closes the calculator program gracefully

README.md

@@ -143,6 +143,7 @@ Mega Collection of PowerShell Scripts
 * [build-repos.ps1](Scripts/build-repos.ps1) - builds all Git repositories under the current/given directory
 * [cherry-picker.ps1](Scripts/cherry-picker.ps1) - cherry-picks a Git commit into multiple branches
 * [clean-repo.ps1](Scripts/clean-repo.ps1) - cleans the current/given Git repository from untracked files (including submodules)
+* [clean-repos.ps1](Scripts/clean-repos.ps1) - cleans all Git repositories under the current/given directory from untracked files (including submodules)
 * [clone-repos.ps1](Scripts/clone-repos.ps1) - clones well-known Git repositories
 * [configure-git.ps1](Scripts/configure-git.ps1) - sets up the Git user configuration
 * [create-branch.ps1](Scripts/create-branch.ps1) - creates a new branch in the current/given Git repository 

Scripts/clean-repos.ps1

@@ -0,0 +1,40 @@
+<#
+.SYNTAX       clean-repos.ps1 [<parent-dir>]
+.DESCRIPTION  cleans all Git repositories under the current/given directory from untracked files (including submodules)
+.LINK         https://github.com/fleschutz/PowerShell
+.NOTES        Author: Markus Fleschutz / License: CC0
+#>
+
+param($ParentDir = "$PWD")
+
+try {
+	$StopWatch = [system.diagnostics.stopwatch]::startNew()
+
+	if (-not(test-path "$ParentDir" -pathType container)) { throw "Can't access directory: $ParentDir" }
+	set-location $ParentDir
+
+	$Null = (git --version)
+	if ($lastExitCode -ne "0") { throw "Can't execute 'git' - make sure Git is installed and available" }
+
+	[int]$Count = 0
+	get-childItem "$ParentDir" -attributes Directory | foreach-object {
+		"Cleaning Git repository 📂$($_.Name) from untracked files ..."
+		set-location $_.FullName
+
+		& git clean -fdx # force + recurse into dirs + don't use the standard ignore rules
+		if ($lastExitCode -ne "0") { throw "'git clean -fdx' failed" }
+
+		& git submodule foreach --recursive git clean -fdx 
+		if ($lastExitCode -ne "0") { throw "'git clean -fdx' in submodules failed" }
+
+		set-location ..
+		$Count++
+	}
+
+	[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
+	write-host -foregroundColor green "✔️ cleaned $Count Git repositories at $ParentDir in $Elapsed sec."
+	exit 0
+} catch {
+	write-error "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}