[Haskell-cafe] Need an example of new type constructor with zero data constructors
james.brown5374 at gmail.com
Fri Aug 12 14:43:18 UTC 2016
In the Haskell report 2010, a data declaration has the format of:
For a new type, there could be zero or more data constructors. What's the
use case for a new type that has zero data constructor?
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