Update-GitRepository.ps1
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function Update-GitRepository { <# .SYNOPSIS Update all git repos found in a given root folder and, optionally, its subfolders. .DESCRIPTION Executes two commands on each repo: 1. git fetch -p 2. git pull .PARAMETER Folder Folder containing the git repo(s) to update .PARAMETER Recursive Scan all subfolders .PARAMETER Origin Fetch and Pull from origin (default) .PARAMETER Upstream Fetch and Pull from upstream .EXAMPLE Update-GitRepository C:\Repos\ -Recursive -Origin Already up to date. Already up to date. Already up to date. Already up to date. Already up to date. .EXAMPLE Update-GitRepository C:\Repos\ -Recursive -Verbose VERBOSE: C:\Repos\myrepo1 VERBOSE: origin Updating 5073b662..b29e6f08 Fast-forward build/build.ps1 | 2 ++ src/RegionBuildout/ServiceModel.json | 12 ++++++------ 2 files changed, 8 insertions(+), 6 deletions(-) VERBOSE: C:\Repos\Github\myrepo2 VERBOSE: origin Already up to date. VERBOSE: C:\Repos\Github\myrepo3 VERBOSE: origin Already up to date. VERBOSE: C:\Repos\Github\myrepo4 VERBOSE: origin Already up to date. #> [CmdletBinding()] param ( [parameter(ValueFromPipelineByPropertyName, Position = 0)] [ValidateScript( { Test-Path -Path $_ -PathType 'Container' })] [Alias('Fullname')] [string[]]$Folder, [parameter()] [switch]$Recursive, [parameter()] [switch]$Origin, [parameter()] [switch]$Upstream ) begin { if (! { git } ) { throw "Git not found" } if (!$Origin -and !$Upstream) { $Origin = $true } Push-Location } process { foreach ($f in $Folder) { Get-ChildItem -Path $f -Directory -Recurse:$Recursive | ForEach-Object { Set-Location $_.FullName if (Test-Path -Path './.git' -PathType 'Container' -ErrorAction 'SilentlyContinue') { Write-Verbose $_.FullName if ($Origin) { Write-Verbose 'origin' git fetch -p origin git pull origin } if ($Upstream) { Write-Verbose 'upstream' git fetch -p upstream git pull upstream } } } } } end { Pop-Location } } |