AHK: Вывод StdOut в переменную скрипта

CMD := "ping -n 10 8.8.8.8"
shell := ComObjCreate("WScript.Shell")
exec := shell.Exec(CMD)
Sleep, 1000

while !exec.StdOut.AtEndOfStream {
   str := exec.StdOut.ReadLine()
   ToolTip % Decoding(str, "cp866")
}

Decoding(text, from, to = "CP0")  {
   VarSetCapacity(var, StrPut(text, to)*((to = "utf-16" || to = "cp1200") ? 2 : 1), 0)
   StrPut(text, &var, to)
   Return StrGet(&var, from)
}

obj := {base:{__Set: Func("StdOutHandling")}}
CmdRet("ping -n 10 8.8.8.8", obj)
ToolTip
MsgBox, % obj.StdOut

StdOutHandling(this, key, value) {
   if (key = "_StdOut") {
      ToolTip % value  ; здесь можно совершать какие-то действия со значением, например, сохранять в другом ключе
      this.StdOut .= value 
      Return 0
   }
}

CmdRet(sCmd, obj)
{
   static STARTF_USESTDHANDLES := 0x100, CREATE_NO_WINDOW := 0x08000000
   
   DllCall("CreatePipe", PtrP, hPipeRead, PtrP, hPipeWrite, UInt, 0, UInt, 0)
   DllCall("SetHandleInformation", Ptr, hPipeWrite, UInt, 1, UInt, 1)
   
   VarSetCapacity(pi, A_PtrSize*2 + 4*2, 0)  ; _PROCESS_INFORMATION
   VarSetCapacity(si, sisize := A_PtrSize*4 + 4*8 + A_PtrSize*5, 0)
   NumPut(sisize, si)
   NumPut(STARTF_USESTDHANDLES, si, A_PtrSize*4 + 4*7)
   NumPut(hPipeWrite, si, A_PtrSize*4 + 4*8 + A_PtrSize*3)
   NumPut(hPipeWrite, si, A_PtrSize*4 + 4*8 + A_PtrSize*4)

   if !DllCall("CreateProcess", UInt, 0, Ptr, &sCmd, UInt, 0, UInt, 0, Int, True
                              , UInt, CREATE_NO_WINDOW, UInt, 0, UInt, 0, Ptr, &si, Ptr, &pi)  {
      DllCall("CloseHandle", Ptr, hPipeRead)
      DllCall("CloseHandle", Ptr, hPipeWrite)
      MsgBox, CreateProcess is failed
      Return
   }
   DllCall("CloseHandle", Ptr, hPipeWrite)
   VarSetCapacity(sTemp, 4096), nSize := 0
   while DllCall("ReadFile", Ptr, hPipeRead, Ptr, &sTemp, UInt, 4096, UIntP, nSize, UInt, 0)
      sOutput .= (obj._StdOut := StrGet(&sTemp, nSize, "CP866"))
   
   DllCall("CloseHandle", Ptr, NumGet(pi, 0))
   DllCall("CloseHandle", Ptr, NumGet(pi, A_PtrSize))
   DllCall("CloseHandle", Ptr, hPipeRead)
   Return sOutput
}

#x::
Process, Close, mosquitto_pub.exe
Process, Close, mosquitto_sub.exe
ExitApp