This is a scaffold for Elm projects. Takes care of basic imports, along with model, view, and update information.

elm-package.json

{
    "version": "1.0.0",
    "summary": "helpful summary of your project, less than 80 characters",
    "repository": "https://github.com/user/project.git",
    "license": "BSD3",
    "source-directories": [
        "."
    ],
    "exposed-modules": [],
    "dependencies": {
        "elm-lang/core": "4.0.0 <= v < 5.0.0",
        "elm-lang/html": "1.0.0 <= v < 2.0.0",
        "elm-lang/window": "1.0.0 <= v < 2.0.0",
        "elm-lang/mouse": "1.0.0 <= v < 2.0.0",
        "Skinney/collections-ng": "2.0.0 <= v < 3.0.0"
    },
    "elm-version": "0.17.0 <= v < 0.18.0"
}

scaffold.elm

import Html exposing ( Html, text, div, span, input, textarea, img, table, tr, th, td, i, p, a )
import Html.Events exposing ( on, targetValue, onClick, onDoubleClick, onInput )
import Html.Attributes exposing ( .. )
import Html.App as Html
import Color exposing ( .. )

import Maybe exposing ( withDefault, andThen )

import CollectionsNg.Array as Array exposing ( Array )
--import Array exposing ( Array )
import Set exposing ( Set )
import Dict exposing ( Dict )
import Random
import Result
import List
import Regex
import String
import Time
import Window
import Mouse
import Task
import Debug

main = 
  Html.program
    { init = ( initialModel, initCmd )
    , view = view
    , update = update
    , subscriptions = subscriptions
    }

initCmd = triggerGetSize

triggerGetSize: Cmd Msg
triggerGetSize = Task.perform ( \_ -> EmptyMsg ) ( \size -> SetWindowSize ( size.width, size.height ) ) Window.size

subscriptions: Model -> Sub Msg
subscriptions model = 
  Sub.batch
    [ Window.resizes ( \size -> SetWindowSize ( size.width, size.height ) )
    ]    

type alias Model = 
  { windowSize: ( Int, Int )
  }

initialModel = 
  { windowSize = ( 0, 0 )
  }

type Msg
  = EmptyMsg
  | SetWindowSize ( Int, Int )

update: Msg -> Model -> ( Model, Cmd Msg )
update msg model =
  case msg of
    EmptyMsg  -> 
      ( model, Cmd.none )
    SetWindowSize windowSize -> 
      ( { model | windowSize = windowSize }, Cmd.none )

view : Model -> Html Msg
view model =
  div
    [ ]
    [ model.windowSize |> toString |> text ]