Contents

module WordCount exposing (wordCount)

import Dict exposing (Dict)
import Regex
import String


wordCount : String -> Dict String Int
wordCount sentence =
    sentence
        |> String.toLower
        |> depunctuate
        |> String.words
        |> List.foldl (\w d -> Dict.update w incrMaybe d) Dict.empty


depunctuate : String -> String
depunctuate =
    Regex.replace Regex.All (Regex.regex "[^a-z0-9 ]") (\_ -> "")


incrMaybe : Maybe Int -> Maybe Int
incrMaybe maybe =
    Maybe.withDefault 0 maybe + 1 |> Just

Version data entries

66 entries across 66 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.179	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.178	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.177	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.176	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.175	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.174	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.173	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.172	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.171	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.170	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.169	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.167	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.166	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.165	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.164	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.163	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.162	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.161	tracks/elm/exercises/word-count/WordCount.example.elm
trackler-2.2.1.160	tracks/elm/exercises/word-count/WordCount.example.elm