anchor.diff:  
   
   %%--------------------------------------------------------------------
  +%% @private
   %% @doc
   %% Updates a resource using provided entity logic module.
   %% Must be evaluated inside handle_errors function.
  
positive.code: 
  
  %%--------------------------------------------------------------------
  %% @doc
  %% Deletes a resource using provided entity logic module.
  %% Must be evaluated inside handle_errors function.
  
negative.code: -spec handle_errors(Function :: fun(), Args :: [term()]) -> result().
  handle_errors(Function, Args) ->
      try
          erlang:apply(Function, Args)
      catch
          throw:Error ->
              Error;
  