anchor.diff:  %% @private
   %% @doc
   %% Handles flush request locally (in caller process) or delegates it to manager
  -%% if manager has not finished initialization..
  +%% if manager has not finished initialization.
   %% @end
   %%--------------------------------------------------------------------
   -spec handle_flush(FlushRequest :: #flush_events{}, Manager :: pid(),
  
positive.code: %% @private
  %% @doc
  %% Handles request locally (in caller process) or delegates it to manager
  %% if manager has not finished initialization..
  %% @end
  %%--------------------------------------------------------------------
  -spec handle_locally(Request :: term(), Manager :: pid()) -> ok.
  
negative.code: %% @private
  %% @doc
  %% Handles event locally (in caller process) or delegates it to manager
  %% if manager has not finished initialization.
  %% @end
  %%--------------------------------------------------------------------
  -spec handle_event(Evt :: event:base(), Manager :: pid(), VerifyManager :: boolean()) -> ok.
  