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Define a GEq1 instance for Rec1 with GEq1 fields.

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This commit is contained in:
Rob Rix 2017-02-21 16:16:08 -05:00
parent 45c78ed7f3
commit 8093a2b5d4
1 changed files with 3 additions and 0 deletions
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3
src/Data/Functor/Classes/Eq/Generic.hs
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@ -27,3 +27,6 @@ instance GEq1 Par1 where
instance Eq c => GEq1 (K1 i c) where
gliftEq _ (K1 a) (K1 b) = a == b
instance GEq1 f => GEq1 (Rec1 f) where
gliftEq f (Rec1 a) (Rec1 b) = gliftEq f a b