Public/Remove-GoneBranches.ps1
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<#
.SYNOPSIS Deletes all branches that no longer exist on the remote. Useful to clean up orphaned branches after they've been removed as part of a PR. #> function Remove-GoneBranches() { [CmdletBinding(SupportsShouldProcess)] param() Invoke-NativeCommand git fetch --prune $heads = Invoke-NativeCommand git for-each-ref --format '%(refname:short) %(upstream)' refs/heads $heads = $heads | ForEach-Object { # spaces are not valid branch names, so separating by space and then splitting should be fine. $refName, $remote = $_ -split ' ' [PSCustomObject]@{ RefName = $refName Remote = $remote } } $remotes = Invoke-NativeCommand git for-each-ref --format '%(refname)' refs/remotes/origin $toDelete = $heads | Where-Object { $remotes -notcontains $_.Remote } | ForEach-Object { $_.RefName } $toDelete | ForEach-Object { if ($PSCmdlet.ShouldProcess($_)) { Invoke-NativeCommand git branch -D $_ } } } |