hledger-flow-0.11.0.0: An hledger workflow focusing on automated statement import and classification.

Safe HaskellNone
LanguageHaskell2010

Hledger.Flow.Common

Documentation

groupValuesBy :: (Ord k, Ord v) => (v -> k) -> [v] -> Map k [v] Source #

groupPairs :: (Eq a, Ord a) => [(a, b)] -> Map a [b] Source #

pairBy :: (a -> b) -> [a] -> [(b, a)] Source #