PowerShell/docs/pull-repo.md
2024-01-03 12:11:22 +01:00

101 lines
3.1 KiB
Markdown
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

*pull-repo.ps1*
================
This PowerShell script pulls the latest updates into a local Git repository (including submodules).
Parameters
----------
```powershell
PS> ./pull-repo.ps1 [[-RepoDir] <String>] [<CommonParameters>]
-RepoDir <String>
Specifies the file path to the local Git repository (default is working directory)
Required? false
Position? 1
Default value "$PWD"
Accept pipeline input? false
Accept wildcard characters? false
[<CommonParameters>]
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
```
Example
-------
```powershell
PS> ./pull-repo.ps1 C:\MyRepo
(1/4) Searching for Git executable... git version 2.42.0.windows.1
(2/4) Checking local repository...
(3/4) Pulling updates...
(4/4) Updating submodules...
Pulled updates into repo 📂MyRepo in 14 sec
```
Notes
-----
Author: Markus Fleschutz | License: CC0
Related Links
-------------
https://github.com/fleschutz/PowerShell
Script Content
--------------
```powershell
<#
.SYNOPSIS
Pulls updates into a Git repository
.DESCRIPTION
This PowerShell script pulls the latest updates into a local Git repository (including submodules).
.PARAMETER RepoDir
Specifies the file path to the local Git repository (default is working directory)
.EXAMPLE
PS> ./pull-repo.ps1 C:\MyRepo
⏳ (1/4) Searching for Git executable... git version 2.42.0.windows.1
⏳ (2/4) Checking local repository...
⏳ (3/4) Pulling updates...
⏳ (4/4) Updating submodules...
✔️ Pulled updates into repo 📂MyRepo in 14 sec
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([string]$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" }
Write-Host "⏳ (2/4) Checking local repository..."
if (-not(Test-Path "$RepoDir" -pathType container)) { throw "Can't access folder: $RepoDir" }
$Result = (git -C "$RepoDir" status)
if ("$Result" -match "HEAD detached at ") { throw "Currently in detached HEAD state (not on a branch!), so nothing to pull" }
$RepoDirName = (Get-Item "$RepoDir").Name
Write-Host "⏳ (3/4) Pulling updates..."
& git -C "$RepoDir" pull --recurse-submodules=yes
if ($lastExitCode -ne "0") { throw "'git pull' failed with exit code $lastExitCode" }
Write-Host "⏳ (4/4) Updating submodules... "
& git -C "$RepoDir" submodule update --init --recursive
if ($lastExitCode -ne "0") { throw "'git submodule update' failed with exit code $lastExitCode" }
[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
"✔️ Pulled updates into repo 📂$RepoDirName in $Elapsed sec"
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}
```
*(generated by convert-ps2md.ps1 using the comment-based help of pull-repo.ps1 as of 01/03/2024 12:10:51)*