anchor.diff:  %%--------------------------------------------------------------------
   -spec handle(Request) -> Result when
       Request ::
  -        ping |
  -        healthcheck |
  -        {fuse_request, SessId :: session:id(), FuseRequest :: #fuse_request{}} |
  -        {file_request, SessId :: session:id(), FileRequest :: #file_request{}} |
  -        {provider_request, SessId :: session:id(), ProviderRequest :: #provider_request{}} |
  -        {proxyio_request, SessId :: session:id(), ProxyIORequest :: #proxyio_request{}},
  +    ping |
  +    healthcheck |
  +    {fuse_request, SessId :: session:id(), FuseRequest :: #fuse_request{}} |
  +    {file_request, SessId :: session:id(), FileRequest :: #file_request{}} |
  +    {provider_request, SessId :: session:id(), ProviderRequest :: #provider_request{}} |
  +    {proxyio_request, SessId :: session:id(), ProxyIORequest :: #proxyio_request{}},
       Result :: nagios_handler:healthcheck_response() | ok | {ok, Response} |
  -        {error, Reason} | pong,
  +    {error, Reason} | pong,
       Response :: term(),
       Reason :: term().
   handle(ping) ->
  
positive.code:                             {error, {Type, Reason0}}
                      end,
                  case fslogic_remote:postrouting(NextCTX, PrePostProcessResponse, UpdatedRequest) of
                      undefined -> throw({unable_to_reroute_message, PrePostProcessResponse});
                      LocalResponse -> LocalResponse
                  end
          end
      catch
          Reason ->
              %% Manually thrown error, normal interrupt case.
              report_error(Request, RequestType, Reason, debug);
          error:{badmatch, Reason} ->
              %% Bad Match assertion - something went wrong, but it could be expected (e.g. file not found assertion).
              report_error(Request, RequestType, Reason, warning);
          error:{case_clause, Reason} ->
              %% Case Clause assertion - something went seriously wrong and we should know about it.
              report_error(Request, RequestType, Reason, error);
          error:Reason ->
              %% Something went horribly wrong. This should not happen.
              report_error(Request, RequestType, Reason, error)
      end.
  
  %%--------------------------------------------------------------------
  
negative.code: %% @end
  %%--------------------------------------------------------------------
  -spec request_to_file_entry_or_provider(fslogic_worker:ctx(), #fuse_request{}
  | #file_request{} | #provider_request{} | #proxyio_request{}) ->
      {file, file_meta:entry() | {guid, fslogic_worker:file_guid()}} | {provider, oneprovider:id()} | {space, SpaceId :: binary()}.
  request_to_file_entry_or_provider(Ctx, #fuse_request{fuse_request = #resolve_guid{path = Path}}) ->
      {ok, Tokens} = fslogic_path:verify_file_path(Path),
  