Less redundant error message

src/aeso_compiler.erl

@@ -76,7 +76,7 @@ file(File, Options0) ->
         {ok, Bin} -> from_string(Bin, [{src_file, File} | Options]);
         {error, Error} ->
             Msg = lists:flatten([File,": ",file:format_error(Error)]),
-            Pos = aeso_errors:pos(File, 0, 0),
+            Pos = aeso_errors:pos(0, 0),
             {error, [aeso_errors:new(file_error, Pos, Msg)]}
     end.
 

test/aeso_compiler_tests.erl

@@ -35,8 +35,7 @@ simple_compile_test_() ->
     [ {"Test file not found error",
        fun() ->
            {error, Errors} = aeso_compiler:file("does_not_exist.aes"),
-           ExpErr = <<"In 'does_not_exist.aes' at line 0, col 0:\n"
-                      "does_not_exist.aes: no such file or directory">>,
+           ExpErr = <<"does_not_exist.aes: no such file or directory">>,
            check_errors([ExpErr], Errors)
        end} ] ++
     [ {"Testing error messages of " ++ ContractName,