Re: String_Holder ?

[Jeffrey Carter <spam.jrcarter.not@spam.not.acm.org>]

On 12/18/2011 05:34 AM, Natasha Kerensikova wrote:
>
> in my few Ada projects so far, I have quite often encountered the need
> of storing a string along with other information in records. So I went
> for discriminants containing the string size, and putting the string
> directly in the record.
>
> This works well when there is only one or two strings, but with several
> of them, or in variant records, I find it quite heavy. So I was thinking
> about something like that:
>
>
> type String_Holder is still to be defined;
>
> function Hold (S : String) return String_Holder;
>
> function To_String (Holder : String_Holder) return String;
>
> procedure Query (Holder : String_Holder;
>                   Process : not null access procedure (S : String));

I see no advantage to this over Unbounded_String.

-- 
Jeff Carter
"Many times we're given rhymes that are quite unsingable."
Monty Python and the Holy Grail
57

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