pingu/GoodList
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pingu 2024-03-01 11:22:15 +01:00
parent ca0fea108f
commit 9437f47ff7
1 changed files with 3 additions and 3 deletions
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6
src/GoodList.hs
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@ -53,9 +53,9 @@ snoc (Singleton a) = Multiple a Empty
snoc (Multiple a b c) = Multiple a (b `snoc` c)
append :: GoodList a -> GoodList a -> GoodList a
append Empty ys = ys
append (Singleton x) ys = cons x ys
append (Multiple a b c) ys = cons a . append b $ cons c ys
append Empty = id
append (Singleton x) = cons x
append (Multiple a b c) = cons a . append b . cons c
join :: GoodList (GoodList a) -> GoodList a
join Empty = Empty