Contents

module Strain exposing (..)

import List


keep : (a -> Bool) -> List a -> List a
keep predicate list =
    List.foldr (consIf predicate) [] list


discard : (a -> Bool) -> List a -> List a
discard predicate list =
    List.foldr (consIf (\v -> not <| predicate v)) [] list


consIf : (a -> Bool) -> a -> List a -> List a
consIf predicate value list =
    if predicate value then
        value :: list
    else
        list

Version data entries

330 entries across 330 versions & 1 rubygems

Version	Path
trackler-2.2.1.113	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.111	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.110	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.109	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.108	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.107	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.106	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.105	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.104	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.103	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.102	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.101	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.100	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.99	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.98	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.97	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.96	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.95	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.94	tracks/elm/exercises/strain/Strain.example.elm
trackler-2.2.1.93	tracks/elm/exercises/strain/Strain.example.elm