PowerShell/Scripts/pull-repo.ps1
2021-10-16 16:50:10 +02:00

46 lines
1.4 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Pulls updates for a Git repository (including submodules)
.DESCRIPTION
This script pulls updates for a local Git repository (including submodules).
.PARAMETER RepoDir
Specifies the path to the Git repository
.EXAMPLE
PS> ./pull-repo C:\MyRepo
.NOTES
Author: Markus Fleschutz · License: CC0
.LINK
https://github.com/fleschutz/PowerShell
#>
param([string]$RepoDir = "$PWD")
try {
"🢃 Pulling updates..."
$StopWatch = [system.diagnostics.stopwatch]::startNew()
if (-not(test-path "$RepoDir" -pathType container)) { throw "Can't access directory: $RepoDir" }
set-location "$RepoDir"
$Result = (git status)
if ($lastExitCode -ne "0") { throw "Can't execute 'git' - make sure Git is installed and available" }
if ("$Result" -match "HEAD detached at ") {
write-warning "Not on a branch, so nothing to pull (in detached HEAD state)"
exit 0 # success
}
& git pull --recurse-submodules --jobs=4
if ($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
[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
"✔️ pulled updates for Git repository 📂$RepoDirName in $Elapsed sec"
exit 0 # success
} catch {
"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
exit 1
}