Re: Looping over a tagged record?

[gresset1@airmail.net]

"M R Goodwin" <mgoodwinSPAMMY@redrocketconsortium.com> wrote:

>Hi!
>
>This is a part practical, and a part 'I wonder' type problem.
>I have a tagged record that is pretty big.  Most, but not all of
>the elements in it are a bounded string type.  Because I don't feel
>like the typing and all I would need to do to assign and later change
>values, I was wondering if there is anyway to loop over all elements in
>the record, checking their type and then taking the right action...
>
>type Big_record is tagged record
>a1 : String_60;
>a2 : String_60;
>n1 : Integer;
>...
>a30 : String_60;
>end record;
>
>And I want to do something like:
>(And yes, I know its not Ada code!)
>For I in ?number of elements? loop
>	if I is Integer then Blah, blah
>	elsif I is String_60 Blah, Blah.
>end;
>
>
>I've been messing around with it, and have not come to any workable
>solution.
>
>Thanks for the help,
>
>Matthew

This looks to me like a case of trying to use a screwdriver for a saw.
In broad concept, you are trying to use an iterator to pass through
the contents of a container and should use something that is a better
fit to that model than a tagged record.