From 898e7ed11ab0958fcdaf65b99b33f7b04787630a Mon Sep 17 00:00:00 2001 From: Joris Date: Sun, 24 Sep 2017 22:14:48 +0200 Subject: Bootstrap with GHCJS and reflex: - setup login and logout, - first draft of payment view. --- src/client/Utils/List.elm | 36 ------------------------------------ 1 file changed, 36 deletions(-) delete mode 100644 src/client/Utils/List.elm (limited to 'src/client/Utils/List.elm') diff --git a/src/client/Utils/List.elm b/src/client/Utils/List.elm deleted file mode 100644 index 8e26e85..0000000 --- a/src/client/Utils/List.elm +++ /dev/null @@ -1,36 +0,0 @@ -module Utils.List exposing - ( groupBy - , mean - , links - ) - -import Dict -import Maybe.Extra as Maybe - -groupBy : (a -> comparable) -> List a -> List (comparable, List a) -groupBy f xs = - let addItem item dict = - let groupItems = Dict.get (f item) dict |> Maybe.withDefault [] - in Dict.insert (f item) (item :: groupItems) dict - in List.foldr addItem Dict.empty xs - |> Dict.toList - -mean : List Int -> Int -mean xs = (List.sum xs) // (List.length xs) - -links : List a -> List (a, a) -links xs = - let reversed = List.reverse xs - in List.foldr - (\x acc -> - case Maybe.map Tuple.first (List.head acc) of - Just y -> - (x, y) :: acc - _ -> - acc - ) - (case reversed of - x :: y :: _ -> [(y, x)] - _ -> [] - ) - (List.reverse << List.drop 2 <| reversed) -- cgit v1.2.3