On 02/27/2011 03:29 PM, Matthew D. Swank wrote:
and a no-applicable-method would indicate values are incomparable.
Well, I suppose if the the default is to delegate to compare that would only happen if compare didn't default to returning '<> (or '/= ? I've seen both in doc). It would be better to say if you didn't want to specify an error type you could use the built-in CLOS machinery to indicate non-comparability.