Safe Haskell | Safe-Inferred |
---|
NullPoint: Pointed types (usually containers) that can be empty. Corresponds to Data.Monoid.mempty
Classes
NullPoint class. Containers that have a null representation, corresponding to Data.Monoid.mempty.
Safe Haskell | Safe-Inferred |
---|
NullPoint: Pointed types (usually containers) that can be empty. Corresponds to Data.Monoid.mempty
NullPoint class. Containers that have a null representation, corresponding to Data.Monoid.mempty.