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We don’t use this.

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This commit is contained in:
Rob Rix 2015-11-27 11:58:20 -05:00
parent 69a0d33ffe
commit f89e05b702
1 changed files with 1 additions and 1 deletions
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2
src/Term.hs
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@ -15,7 +15,7 @@ zipTerms :: Term a annotation -> Term a annotation -> Maybe (Term a (annotation,
zipTerms (annotation1 :< a) (annotation2 :< b) = annotate $ zipUnwrap a b
where
annotate = fmap ((annotation1, annotation2) :<)
zipUnwrap (Leaf a) (Leaf b) = Just $ Leaf b
zipUnwrap (Leaf _) (Leaf b) = Just $ Leaf b
zipUnwrap (Indexed a) (Indexed b) = Just . Indexed . catMaybes $ zipWith zipTerms a b
zipUnwrap (Fixed a) (Fixed b) = Just . Fixed . catMaybes $ zipWith zipTerms a b
zipUnwrap (Keyed a) (Keyed b) | keys a == keys b = Just . Keyed . fromList . catMaybes $ zipUnwrapMaps a b <$> keys a