[Haskell-cafe] Generalizing catMaybes

[Conor McBride]

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.

Cheers

Conor