[Haskell-cafe] closed classes

[Ketil Malde]

Malcolm Wallace <Malcolm.Wallace at cs.york.ac.uk> writes:

> Ah, but now you cannot use (Closed t) => as a predicate in type
> signatures, and since you cannot write a partial signature, you must
> omit the signature altogether...

Hmm..yes, that would be a disadvantage. :-)

-ketil
-- 
If I haven't seen further, it is by standing in the footprints of giants