NOTE: this package is not compatible with Elm 0.19.1

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Toolkit.Maybe.Operators

(?=) : Maybe a -> a -> a

Forward operator for Maybe.withDefault

Just 42 ?= 100    --> 42
Nothing ?= 100    --> 100

(?|>) : Maybe a -> (a -> b) -> Maybe b

Forward operator for Maybe.map

Just 9 ?|> sqrt     --> Just 3
Nothing ?|> sqrt    --> Nothing

(?+>) : Maybe a -> (a -> Maybe b) -> Maybe b

Forward operator for Maybe.andThen

List.head [1] ?+> always Nothing    --> Nothing

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