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Derive a Foldable instance for Syntax.

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Rob Rix 2015-11-25 10:58:02 -05:00
parent 15868b77ae
commit abf8c693b3
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src/Syntax.hs
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@ -7,4 +7,4 @@ data Syntax a f =
| Indexed [f]
| Fixed [f]
| Keyed (Map String f)
deriving (Functor, Show, Eq)
deriving (Functor, Show, Eq, Foldable)