Parser2 considered harmful

David Megginson david at
Tue May 18 15:29:32 BST 1999

Miles Sabin writes:

 > It's not diamond inheritance per-se which is the
 > problem, it's (as you point out) the potential for a
 > combinatorial explosion of derived interfaces which is
 > nasty.

Some concrete examples might be helpful -- I know that the
get/setFeature/Property methods in Parser2 are not a silver bullet,
but under what circumstances might people want to subclass Parser2
further in the future?

Thanks, and all the best,


David Megginson                 david at

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