[Haskell-cafe] Generalizing catMaybes

Conor McBride conor at strictlypositive.org
Sat Jan 8 13:11:28 CET 2011

On 8 Jan 2011, at 11:14, Henning Thielemann wrote:

> For me, the solutions of Dave Menendez make most sense: Generalize  
> Maybe to Foldable and List to MonadPlus.

What has it to do with monads? There's no bind in sight.

Alternative is certainly a more general alternative, but then I
would say that, wouldn't I? Even that seems a tad too much.



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