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16 lines
414 B
Idris
16 lines
414 B
Idris
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import Stuff
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(>>=) : (Maybe a) -> (a -> Maybe b) -> Maybe b
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(>>=) Nothing k = Nothing
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(>>=) (Just x) k = k x
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mthings : (foo : Maybe (Maybe Int)) -> (bar : Maybe (Maybe Int)) -> Maybe Int
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mthings mx my
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= do Just x <- mx
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| Nothing => Just 0
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Just y <- my
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| Nothing => Just 1
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let z : Int -> Int
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z x = prim__add_Int x y
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Just (z (prim__add_Int x x))
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