Debug DSC code running in a different process

Attach-Debugger.ps1

[DSCLocalConfigurationManager()]
configuration LcmDebugConfig
{
    Node localhost
    {
        Settings
        {
            RefreshMode = 'Push'
            DebugMode = 'ForceModuleImport'
        }
    }
}

LcmDebugConfig -OutputPath C:\DSC

Set-DscLocalConfigurationManager -Path C:\DSC -Force

return

$lcmProcessId = (Get-PSHostProcessInfo | Where-Object { $_.AppDomainName -eq 'DscPsPluginWkr_AppDomain' -and $_.ProcessName -eq 'WmiPrvSE' }).ProcessId
$lcmProcess = Get-Process -Id $lcmProcessId
Enter-PSHostProcess -Process $lcmProcess -AppDomainName DscPsPluginWkr_AppDomain

$rs = Get-Runspace | Where-Object { $_.Debugger.InBreakpoint }
Debug-Runspace -Runspace $rs