FYI: I've checked in an update to expose the options in an OptionSet as a collection.
This should form the basis for a setup.exe --help option that *works* :}. If you end up formatting the output, please consider refactoring the other OptionSet code to reuse.paramterise that formatting logic. Rob -- GPG key available at: <http://users.bigpond.net.au/robertc/keys.txt>.
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