Fetch-Repos

Fetches updates into Git repos

Script

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

try {
	$stopWatch = [system.diagnostics.stopwatch]::startNew()

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

	Write-Host "? (2) Checking parent folder...           " -noNewline
	if (-not(Test-Path "$parentDirPath" -pathType container)) { throw "Can't access folder: $parentDirPath" }
	$folders = (Get-ChildItem "$parentDirPath" -attributes Directory)
	$numFolders = $folders.Count
	$parentDirPathName = (Get-Item "$parentDirPath").Name
	Write-Host "$numFolders subfolders"

	[int]$step = 3
	foreach ($folder in $folders) {
		$folderName = (Get-Item "$folder").Name
		Write-Host "? ($step/$($numFolders + 2)) Fetching into ??$folderName...`t`t"

		& git -C "$folder" fetch --all --recurse-submodules --prune --prune-tags --force
		if ($lastExitCode -ne 0) { throw "'git fetch --all' in ??$folder failed with exit code $lastExitCode" }

		$step++
	}
	[int]$elapsed = $stopWatch.Elapsed.TotalSeconds
	"? Fetched into $numFolders Git repos at ??$parentDirPath in $($elapsed)s."
	exit 0 # success
} catch {
	"?? ERROR: $($Error[0]) (script line $($_.InvocationInfo.ScriptLineNumber))"
	exit 1
}

Customize

parentDirPath string

Specifies the path to the parent folder