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Fix Foldable1 (Tuple a) instance #39

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Merged
merged 1 commit into from
Oct 22, 2020
Merged

Fix Foldable1 (Tuple a) instance #39

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2 changes: 2 additions & 0 deletions src/Data/Tuple.purs
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Original file line number Diff line number Diff line change
Expand Up @@ -148,6 +148,8 @@ instance foldableTuple :: Foldable (Tuple a) where
instance foldable1Tuple :: Foldable1 (Tuple a) where
foldMap1 f (Tuple _ x) = f x
fold1 (Tuple _ x) = x
foldr1 _ (Tuple _ x) = x
foldl1 _ (Tuple _ x) = x

instance foldableWithIndexTuple :: FoldableWithIndex Unit (Tuple a) where
foldrWithIndex f z (Tuple _ x) = f unit x z
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