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Making the library compile with GHC 7.7 and base 4.7 #52

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Making the library compile with GHC 7.7 and base 4.7 #52

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fb4622f
Functor instances for ArgDescr and OptDescr are now defined in base 4.7
Jun 25, 2013
d51a451
Making it also work with base < 4.7
Jul 7, 2013
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3 changes: 2 additions & 1 deletion core/Test/Framework/Runners/Console.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -23,14 +23,15 @@ import System.IO

import Data.Monoid


#if !MIN_VERSION_base(4,7,0)
instance Functor OptDescr where
fmap f (Option a b arg_descr c) = Option a b (fmap f arg_descr) c

instance Functor ArgDescr where
fmap f (NoArg a) = NoArg (f a)
fmap f (ReqArg g s) = ReqArg (f . g) s
fmap f (OptArg g s) = OptArg (f . g) s
#endif

-- | @Nothing@ signifies that usage information should be displayed.
-- @Just@ simply gives us the contribution to overall options by the command line option.
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