Added Files

Powershell/Scripts/switch-branch.ps1

@@ -0,0 +1,42 @@
+<#
+.SYNTAX       switch-branch.ps1 [<branch-name>] [<repo-dir>]
+.DESCRIPTION  switches the branch in the current/given Git repository (including submodules)
+.LINK         https://github.com/fleschutz/PowerShell
+.NOTES        Author: Markus Fleschutz / License: CC0
+#>
+
+param($BranchName = "", $RepoDir = "$PWD")
+if ($BranchName -eq "") { $BranchName = read-host "Enter name of branch to switch to" }
+
+try {
+	$RepoDir = resolve-path "$RepoDir"
+	if (-not(test-path "$RepoDir" -pathType container)) { throw "Can't access directory: $RepoDir" }
+	set-location "$RepoDir"
+
+	$Null = (git --version)
+	if ($lastExitCode -ne "0") { throw "Can't execute 'git' - make sure Git is installed and available" }
+
+	$Result = (git status)
+	if ($lastExitCode -ne "0") { throw "'git status' failed in $RepoDir" }
+	if ("$Result" -notmatch "nothing to commit, working tree clean") { throw "Git repository is NOT clean: $Result" }
+
+	"🢃 Fetching updates..."
+	& git fetch --all --recurse-submodules --prune --prune-tags
+	if ($lastExitCode -ne "0") { throw "'git fetch' failed" }
+
+	& git checkout --recurse-submodules "$BranchName"
+	if ($lastExitCode -ne "0") { throw "'git switch $BranchName' failed" }
+
+	& git pull --recurse-submodules
+	if ($lastExitCode -ne "0") { throw "'git pull' failed" }
+
+	& git submodule update --init --recursive
+	if ($lastExitCode -ne "0") { throw "'git submodule update' failed" }
+
+	$RepoDirName = (get-item "$RepoDir").Name
+	"✔️ switched Git repository 📂$RepoDirName to branch '$BranchName'"
+	exit 0
+} catch {
+	write-error "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}