Hi Anthony,
Anthony Borla writes:
> Greetings,
>
> I'd hoped to not have to post a query about a syntax-related problem, but,
> alas, here is one which has me stumped. The following code [packaged as a
> single '.oz' file]:
>
> functor
> import
> System Application
> define
> fun {TestCount}
> local Count in
> Count = {NewCell 0}
> Count := @Count + 1
> @Count
> end
> end
> in
> {System.printInfo "\n"#{TestCount}}
> {Application.exit 0}
> end
>
> fails to compile, issuing the following diagnostics:
>
> Mozart Compiler 1.2.5 (20030214) playing Oz 3
>
This is your problem. The uniform syntax for state was introduced in
version 1.3.0 of Mozart. Prior to that the := operator only worked
for disctionaries and arrays, and the @ operator only applied to
object attributes.
You program works fine with recent versions of Mozart/Oz.
Can you install a later version of Mozart?
> %%% feeding file cell2.oz
>
> %************************** syntax error ******
> %**
> %** expected dot expression to the left of :=
> %**
> %** in file "./cell2.oz", line 8, column 22
>
> %************************* expansion error ****
> %**
> %** attribute access used outside of method
> %**
> %** in file "./cell2.oz", line 8, column 25
>
> %************************* expansion error ****
> %**
> %** attribute access used outside of method
> %**
> %** in file "./cell2.oz", line 9, column 16
> %** ------------------ rejected (3 errors)
>
> Now, to be quite honest, I don't see the error in the code ! What could I
> have missed, or done wrong ?
>
> Cheers,
>
> Anthony Borla
>
> P.S.
>
> If this is not the appropriate forum for such queries [I suspect that it
> isn't, but am not aware of any other Oz-language forums, so have little
> choice but to post here] could I please be directed to the appropriate one ?
>
The users list *is* the appropriate forum for such queries.
regards
Kevin
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