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Specialize snoc & cons.

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This commit is contained in:
Rob Rix 2018-03-07 11:49:52 -05:00
parent b0815eeb36
commit 15f8962700
1 changed files with 2 additions and 0 deletions
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src/Data/Abstract/Address.hs
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@ -41,6 +41,8 @@ instance Pointed Latest where
instance Reducer a (Latest a) where instance Reducer a (Latest a) where
unit = Latest unit = Latest
cons _ = id
snoc _ = unit
instance Eq1 Latest where liftEq = genericLiftEq instance Eq1 Latest where liftEq = genericLiftEq
instance Ord1 Latest where liftCompare = genericLiftCompare instance Ord1 Latest where liftCompare = genericLiftCompare