| instance Functor ExprR where | |
| fmap _ (Cst c) = Cst c | |
| fmap _ (Var v) = Var v | |
| fmap f (Op opType xs) = Op opType (map f xs) |
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| instance Functor ExprR where | |
| fmap _ (Cst c) = Cst c | |
| fmap _ (Var v) = Var v | |
| fmap f (Op opType xs) = Op opType (map f xs) |