     # up the table to avoid race conditions.
     @table
     |> :ets.match({:_, :"$1", :_, :_})
-    |> List.flatten
-    |> Enum.uniq
+    |> List.flatten()
+    |> Enum.uniq()
     |> Enum.each(&deinstrument_if_instrumented/1)
+
     true = :ets.delete_all_objects(@table)
     {:reply, :ok, 0}
   end


  defp whereami_format_line({line_text, line_number}, line) do
    gutter = String.pad_leading(Integer.to_string(line_number), 5, " ")
    if line_number == line do
      IO.ANSI.format_fragment([:bright, gutter, ": ", line_text, :normal])
    else

          :ets.delete(@table, ref)
          instrument_and_reply(module, fa, breaks, counter)
        end

      [] ->
        instrument_and_reply(module, fa, breaks, counter)
    end
