PowerShell/docs/pull-repo.md
2024-05-19 10:25:56 +02:00

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Script: *pull-repo.ps1*
========================
This PowerShell script pulls remote updates into a local Git repository (including submodules).
Parameters
----------
```powershell
PS> ./pull-repo.ps1 [[-pathToRepo] <String>] [<CommonParameters>]
-pathToRepo <String>
Specifies the file path to the local Git repository (default is working directory)
Required? false
Position? 1
Default value "$PWD"
Accept pipeline input? false
Accept wildcard characters? false
[<CommonParameters>]
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
```
Example
-------
```powershell
PS> ./pull-repo.ps1
(1/4) Searching for Git executable... git version 2.44.0.windows.1
(2/4) Checking local repository... 📂C:\Repos\rust
(3/4) Pulling remote updates...
(4/4) Updating submodules...
Updates pulled into 📂rust repo in 14s.
```
Notes
-----
Author: Markus Fleschutz | License: CC0
Related Links
-------------
https://github.com/fleschutz/PowerShell
Script Content
--------------
```powershell
<#
.SYNOPSIS
Pulls updates into a Git repo
.DESCRIPTION
This PowerShell script pulls remote updates into a local Git repository (including submodules).
.PARAMETER pathToRepo
Specifies the file path to the local Git repository (default is working directory)
.EXAMPLE
PS> ./pull-repo.ps1
⏳ (1/4) Searching for Git executable... git version 2.44.0.windows.1
⏳ (2/4) Checking local repository... 📂C:\Repos\rust
⏳ (3/4) Pulling remote updates...
⏳ (4/4) Updating submodules...
✔️ Updates pulled into 📂rust repo in 14s.
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([string]$pathToRepo = "$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... 📂$pathToRepo"
if (-not(Test-Path "$pathToRepo" -pathType container)) { throw "Can't access folder: $pathToRepo" }
$result = (git -C "$pathToRepo" status)
if ("$result" -match "HEAD detached at ") { throw "Nothing to pull due to detached HEAD state (not on a branch!)" }
$pathToRepoName = (Get-Item "$pathToRepo").Name
Write-Host "⏳ (3/4) Pulling remote updates..."
& git -C "$pathToRepo" pull --recurse-submodules=yes
if ($lastExitCode -ne "0") { throw "'git pull' failed with exit code $lastExitCode" }
Write-Host "⏳ (4/4) Updating submodules... "
& git -C "$pathToRepo" submodule update --init --recursive
if ($lastExitCode -ne "0") { throw "'git submodule update' failed with exit code $lastExitCode" }
[int]$elapsed = $stopWatch.Elapsed.TotalSeconds
"✔️ Updates pulled into 📂$pathToRepoName repo in $($elapsed)s."
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 05/19/2024 10:25:25)*