In my last entry about solving my unexposed types problem , I sort of cheated; I left out one obvious solution.My problem was that I wanted to have a function with 'polymorphicarguments', one that could take either strings or compiled regularexpressions and then tell them apart.

Well, you know, one obvious solution is to not have such a crazyinterface in the first place. A clearer, simpler approach would be tohave two separate functions, one that takes compiled regular expressionsand a second one that