PowerShell/Docs/clean-repo.md

The clean-repo.ps1 Script

This PowerShell script deletes all untracked files and folders in a local Git repository (including submodules). NOTE: To be used with care! This cannot be undone!

Parameters

/home/mf/Repos/PowerShell/Scripts/clean-repo.ps1 [[-RepoDir] <String>] [<CommonParameters>]

-RepoDir <String>
    Specifies the file path to the local Git repository
    
    Required?                    false
    Position?                    1
    Default value                "$PWD"
    Accept pipeline input?       false
    Accept wildcard characters?  false

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./clean-repo C:\MyRepo

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	Cleans a repo
.DESCRIPTION
	This PowerShell script deletes all untracked files and folders in a local Git repository (including submodules).
	NOTE: To be used with care! This cannot be undone!
.PARAMETER RepoDir
	Specifies the file path to the local Git repository
.EXAMPLE
	PS> ./clean-repo C:\MyRepo
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

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

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

	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" }

	"⏳ (2/4) Checking repository...              📂$RepoDir"
	if (-not(Test-Path "$RepoDir" -pathType container)) { throw "Can't access folder '$RepoDir' - maybe a typo or missing folder permissions?" }
	$RepoDirName = (Get-Item "$RepoDir").Name

	"⏳ (3/4) Removing repo's untracked files..."
	& git -C "$RepoDir" clean -xfd -f # to delete all untracked files in the main repo
	if ($lastExitCode -ne "0") {
		Write-Warning "'git clean' failed with exit code $lastExitCode, retrying once..."
		& git -C "$RepoDir" clean -xfd -f 
		if ($lastExitCode -ne "0") { throw "'git clean' failed with exit code $lastExitCode" }
	}

	"⏳ (4/4) Removing submodules' untracked files..."
	& git -C "$RepoDir" submodule foreach --recursive git clean -xfd -f # to delete all untracked files in the submodules
	if ($lastExitCode -ne "0") { throw "'git clean' in the submodules failed with exit code $lastExitCode" }

	[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
	"✔️ cleaned repo 📂$RepoDirName in $Elapsed sec"
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

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