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15 lines
412 B
Elm
15 lines
412 B
Elm
module Etl exposing (transform)
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import Dict exposing (Dict)
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transform : Dict Int (List String) -> Dict String Int
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transform input =
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Dict.foldl addLetters Dict.empty input
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addLetters : Int -> List String -> Dict String Int -> Dict String Int
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addLetters score letters output =
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letters
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|> List.map String.toLower
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|> List.foldl (\letter output -> Dict.insert letter score output) output
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