Re: portability of Data.ByteString.Lazy

Malcolm.Wallace:

Ross Paterson wrote:

...

Data.ByteString.Lazy defines ByteString as a type synonym, and then uses that in instances, which isn't permitted by Haskell 98. How about defining a newtype ByteString in Data.ByteString.Lazy.Base instead?

Here is another portability problem in Data.ByteString.Lazy:

Constructor :*: used at 590:22-590:24 is not defined.

Hmm, strange. It's defined in Data.ByteString.Fusion: infixl 2 :*: -- |Strict pair data PairS a b = !a :*: !b deriving (Eq,Ord,Show) and imported via: import Data.ByteString.Fusion (PairS(..),loopL) -- Don