Status of nubOrd (Proposal #2629)
bart at cs.pdx.edu
Thu Oct 9 04:41:38 EDT 2008
Bertram Felgenhauer <bertram.felgenhauer <at> googlemail.com> writes:
> Bart Massey wrote:
> That's nubWith :: (a -> b -> Maybe b) -> b -> [a] -> [a], right?
> All in all I must say that the design space for nub functions is
> surprisingly big. One aspect that hasn't been mentioned yet is
> special handling for finite types.
We actually did talk about it a little earlier in this sprawling
thread. But nubWith should handle it nicely if folks care.
> nubBool = take 2 . nub
nub works fine on Bool, but you probably want nubWith for Char.
Thanks much for the comments!
bart <at> cs.pdx.edu
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