Delete Local Branches Using Powershell

deleteLocalBranch.ps1

# Array of branch names that you want to include
$excludeBranches = @("main", "develop", "feature1", "hotfix1")

# Retrieve all local branches using git command
$allBranches = git branch --format="%(refname:short)"

# Convert the output into an array
$allBranchesArray = $allBranches -split "`n"

# Filter the branches based on whether they are in the specified array
$filteredBranches = $allBranchesArray | Where-Object { $excludeBranches -NotContains $_ }

Write-Output "The following branches will be deleted:"
$filteredBranches | ForEach-Object {
    $branch = $_.Trim()

    # Check for upstream branches on all remotes using `git for-each-ref`
    $upstreamBranch = git for-each-ref --format='%(upstream:short)' "refs/heads/$branch"

    if ($upstreamBranch) {
        $remoteName = $upstreamBranch -split '/' | Select-Object -First 1
        Write-Output "Branch: $branch (Exists on remote: $remoteName)"
    } else {
        Write-Output "Branch: $branch (Local only)"
    }
}

$confirmation = Read-Host "Are you sure you want to delete these branches? (Y/N)"

# If confirmed, delete the branches
if ($confirmation -eq 'Y') {
    $filteredBranches | ForEach-Object {
        $branch = $_.Trim()
        Write-Output "Deleting branch: $branch"
        git branch -D $branch
    }
} else {
    Write-Output "Branch deletion canceled."
}