List-Submodules

Lists the submodules in a Git repository

Script

param([string]$RepoDir = "$PWD")

try {
	Write-Host "? (1/4) Searching for Git executable...   " -noNewline
	& git --version
	if ($lastExitCode -ne 0) { throw "Can't execute 'git' - make sure Git is installed and available" }

	$RepoDirName = (Get-Item "$RepoDir").Name
	Write-Host "? (2/4) Checking Git repository...        ??$RepoDirName"
	if (-not(Test-Path "$RepoDir" -pathType container)) { throw "Can't access folder: $RepoDir" }

	Write-Host "? (3/4) Fetching latest updates... "
	& git -C "$RepoDir" fetch
	if ($lastExitCode -ne 0) { throw "'git fetch' failed" }

	Write-Host "? (4/4) Listing submodules... "
	& git -C "$RepoDir" submodule
	if ($lastExitCode -ne 0) { throw "'git submodule' failed" }

	exit 0 # success
} catch {
	"?? ERROR: $($Error[0]) (script line $($_.InvocationInfo.ScriptLineNumber))"
	exit 1
}

Customize

RepoDir string

Specifies the path to the repository (current working directory by default)