Safe Haskell	Safe-Inferred
Language	Haskell2010

Data.API.Utils

Contents

Synopsis

simpleParseVersion :: String -> Maybe Version
(?!) :: Maybe a -> e -> Either e a
(?!?) :: Either e a -> (e -> e') -> Either e' a
data MergeResult a b
- = OnlyInLeft a
- | InBoth a b
- | OnlyInRight b
mergeMaps :: Ord k => Map k a -> Map k b -> Map k (MergeResult a b)
diffMaps :: (Eq a, Ord k) => Map k a -> Map k a -> Map k (MergeResult a a)
matchMaps :: Ord k => Map k a -> Map k b -> Either (k, Either a b) (Map k (a, b))

Documentation

The "oh noes!" operator.

(?!?) :: Either e a -> (e -> e') -> Either e' a Source #

Utils for merging and diffing maps

Constructors

Instances details

(Eq a, Eq b) => Eq (MergeResult a b) Source #
Instance details Defined in Data.API.Utils Methods (==) :: MergeResult a b -> MergeResult a b -> Bool # (/=) :: MergeResult a b -> MergeResult a b -> Bool #
(Show a, Show b) => Show (MergeResult a b) Source #
Instance details Defined in Data.API.Utils Methods showsPrec :: Int -> MergeResult a b -> ShowS # show :: MergeResult a b -> String # showList :: [MergeResult a b] -> ShowS #

diffMaps :: (Eq a, Ord k) => Map k a -> Map k a -> Map k (MergeResult a a) Source #

matchMaps :: Ord k => Map k a -> Map k b -> Either (k, Either a b) (Map k (a, b)) Source #

Attempts to match the keys of the maps to produce a map from keys to pairs.