Backport NFData instance from deepseq

ekmett / tagged

phantom types

http://hackage.haskell.org/package/tagged

BSD 3-Clause "New" or "Revised" License

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Backport NFData instance from deepseq #28

Closed RyanGlScott closed 9 years ago

RyanGlScott commented 9 years ago

I didn't realize until recently that deepseq has an NFData (Proxy t) instance when Proxy is in base, so I backported that instance to tagged. I also added an NFData (Tagged s b) instance as a bonus.