> I don't know a thing about SYB, Data.Data, or Data.Typeable, mostly because > I'm an efficiency fanatic. Nevertheless, I'd like to know whether or not > there's a way to deconstruct a (mostly) arbitrary type, into tuples, unions, > etc. using this framework. Any thoughts? >
You can use the Template Haskell deriving in EMGM to get that structure pretty efficiently. http://www.cs.uu.nl/wiki/GenericProgramming/EMGM http://hackage.haskell.org/package/emgm The obligatory question is: why do you want it? Sean
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