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Define a Show instance for DiffF.

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Rob Rix 2017-09-09 12:31:04 +01:00
parent e68d46081c
commit f65fb137fa
1 changed files with 3 additions and 0 deletions
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src/Diff.hs
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@ -108,3 +108,6 @@ instance Show1 f => Show2 (DiffF f) where
instance (Show1 f, Show a) => Show1 (DiffF f a) where
liftShowsPrec = liftShowsPrec2 showsPrec showList
instance (Show1 f, Show a, Show b) => Show (DiffF f a b) where
showsPrec = showsPrec1