Re: generic binary tree in ada 83

["Pascal Obry" <pascal.obry@der.edfgdf.fr>]

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Michael F Brenner a �crit dans le message <6i55q1$nfe@top.mitre.org>...
>   > I have it working on a single character, but cannot get
>   > it to work on generic data.
>
>Just add the following lines on top of your package that implements
>the Tree data structure on type character:
>
>    generic
>        type character is private;
>
>and it will work on generic data. To instantiate it, use the following
>code:
>      package tree_of_limbs is new character_tree (character => limbs);
>
>Then it will work on TYPE LIMBS exactly as it worked on type character.
>
>The operational thing here, is that you already have it working on
>a single character. If you did not, then you could not re-use the
>code, since the code does not work. But since you have the code
>working on one type, it is often trivial to re-use it on other types
>in the Ada programming lanaguage.
>

I'am not really sure this solution will work. How do you know that Karen did
not
make use of the fact that the binary tree contain character ?

Also the use of the predefined type Character here is not elegant at all !

Pascal.

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