update completion

pulseaudio-tcp.bash_completion

@@ -8,18 +8,24 @@ _pulseaudio_tcp_completions() {
     options \
     word
 
-  options=( "--debug" "--help" "--no-gui" )
+  options=( "--debug" "--help" "--no-gui" "--" )
   commands=( "start" "stop" "status" "setup" "restart" )
 
   cur=${COMP_WORDS[COMP_CWORD]}
+  more_options=true
 
   for word in "${COMP_WORDS[@]}" ; do
     [[ $word = "$cur" ]] && continue
+    [[ $word = -- ]] && more_options=false
     options=("${options[@]/$word}")
     commands=("${commands[@]/$word}")
   done
 
-  option_list="${options[*]}"
+  if "$more_options" ; then
+    option_list="${options[*]}"
+  else
+    option_list=""
+  fi
 
   printf -v command_pattern "%s|" "${commands[@]}"
   command_pattern="(${command_pattern%?})"