functions/Get-WTProcess.ps1
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#get the Windows Terminal process and its children Function Get-WTProcess { [cmdletbinding()] [alias("gwtp")] [OutputType("WTProcess")] Param() Write-Verbose "[$((Get-Date).TimeofDay)] Starting $($MyInvocation.MyCommand)" Write-Verbose "[$((Get-Date).TimeofDay)] Getting parent process ID for process $pid" $wt = Get-CimInstance -ClassName Win32_process -Filter "ProcessID=$pid" #validate the parent process is Windows Terminal $parent = Get-Process -Id $wt.parentProcessID if ($parent.processname -match "WindowsTerminal" ) { Write-Verbose "[$((Get-Date).TimeofDay)] Found parent process $($parent.processname) [$($parent.iD)]" #use existing $wt variable $Verified = $True } elseif ($parent.parent.processname -match "WindowsTerminal") { Write-Verbose "[$((Get-Date).TimeofDay)] Found parent-parent process $($parent.parent.processname) [$($parent.id)]" #if parent process is cmd, assume you are running PowerShell 7.x Preview if ($parent.ProcessName -eq 'cmd') { $PSPreview = $True } $parent = $parent.parent $Verified = $True } else { Write-Warning "This instance of PowerShell doesn't appear to be running in Windows Terminal." } If ($Verified) { Write-Verbose "[$((Get-Date).TimeofDay)] Getting child processes of ID $($parent.ID)" $procs = Get-CimInstance -ClassName Win32_Process -Filter "ParentProcessID = $($Parent.Id)" -Property ProcessID | ForEach-Object -Begin { Get-Process -Id $Parent.Id } -Process { Get-Process -Id $_.processID } -end { if ($PSPreview) { Get-Process -id $pid } } Write-Verbose "[$((Get-Date).TimeofDay)] Found $($procs.count) processes" #insert a custom type name to be used with a custom formatting file $procs | ForEach-Object { $_.psobject.typenames.insert(0, "WTProcess") } #write the results to the pipeline sorted by the start time $procs | Sort-Object -Property StartTime } #if verified Write-Verbose "[$((Get-Date).TimeofDay)] Ending $($MyInvocation.MyCommand)" } |