Contents

module Strain (keep, discard) where

keep, discard :: (a -> Bool) -> [a] -> [a]

keep p (x:xs) = (if p x then (x:) else id) $ keep p xs
keep _ []     = []

discard = keep . (not .)

Version data entries

396 entries across 396 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.179	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.178	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.177	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.176	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.175	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.174	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.173	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.172	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.171	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.170	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.169	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.167	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.166	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.165	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.164	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.163	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.162	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.161	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs
trackler-2.2.1.160	tracks/haskell/exercises/strain/examples/success-standard/src/Strain.hs