anchor.diff:  %%=============================================================================
   -spec comp(string() | binary()) -> {jxa_ctx:ctx(), binary()}.
   comp(FileName) ->
  -   case file:read_file(FileName) of
  -       {ok, Binary} ->
  -           ModuleName = extract_module_name(FileName),
  -           Result = {_, Binary} = comp(ModuleName, Binary),
  -           {module, ModuleName} =
  -               code:load_binary(ModuleName, FileName, Binary),
  -           Result;
  -       {error, Reason} ->
  -           ?JXA_THROW({file_access, Reason, FileName})
  -   end.
  +    case file:read_file(FileName) of
  +        {ok, Binary} ->
  +            ModuleName = extract_module_name(FileName),
  +            Result = {_, Binary} = comp(ModuleName, Binary),
  +            {module, ModuleName} =
  +                code:load_binary(ModuleName, FileName, Binary),
  +            Result;
  +        {error, Reason} ->
  +            ?JXA_THROW({file_access, Reason, FileName})
  +    end.
   
   -spec comp(ModuleName::atom(), Body::binary()) ->
                     {jxa_ctx:context(), binary()}.
  
positive.code:     Line = jxa_ctx:line(Ctx1),
      ModuleName = cerl:ann_c_atom([Line],
                                   jxa_ctx:module_name(Ctx1)),
     Exports = [cerl:ann_c_fname([ELine], Fun, Arity) ||
                   {Fun, Arity, ELine} <- sets:to_list(jxa_ctx:exports(Ctx1))],
      Attrs = jxa_ctx:attrs(Ctx1),
      Defs = [Value || {_, Value} <-
                  ec_dictionary:to_list(jxa_ctx:definitions(Ctx1))],
      {Ctx1, erl_comp(cerl:ann_c_module([Line], ModuleName,
                                        Exports, Attrs, Defs))}.
  
  -spec compile_module_info(jxa_ctx:context()) -> jxa_ctx:context().
  compile_module_info(Ctx0) ->
  
negative.code:                   [FileName]);
  format_exception({file_access, eisdir, FileName}) ->
      io_lib:format("The named file is a directory: ~s",
                    [FileName]);
  format_exception({file_access, enomem, FileName}) ->
      io_lib:format("There is not enough memory for the contents of the file: ~s",
                    [FileName]);
  