Proof of concept for an npm (or yarn) managed setup on the hello-world exercise

.gitignore

@@ -6,3 +6,4 @@ bin/elm-format
 elm-stuff
 CHECKLIST
 build.js
+node_modules

SETUP.md

@@ -1,5 +1,18 @@
-## Getting Started
+## Elm Installation
 
-To get started, please see docs on exercism.io:
+Refer to the [exercism help page][http://exercism.io/languages/elm] for Elm installation and learning
+resources.
 
-http://exercism.io/languages/elm
+## Writing the Code
+
+The first time you start an exercise, you'll need to ensure you have the appropriate dependancies installed.
+
+```bash
+$ npm install
+```
+
+Execute the tests with:
+
+```bash
+$ npm test
+```

exercises/hello-world/Tests.elm

@@ -1,6 +1,6 @@
 port module Main exposing (..)
 
-import Test.Runner.Node exposing (run)
+import Test.Runner.Node exposing (run, TestProgram)
 import Json.Encode exposing (Value)
 import Test exposing (..)
 import Expect
@@ -22,7 +22,7 @@ tests =
         ]
 
 
-main : Program Value
+main : TestProgram
 main =
     run emit tests
 

exercises/hello-world/elm-package.json

@@ -8,9 +8,9 @@
     ],
     "exposed-modules": [],
     "dependencies": {
-        "elm-lang/core": "4.0.0 <= v < 5.0.0",
-        "elm-community/elm-test": "2.0.0 <= v < 3.0.0",
-        "rtfeldman/node-test-runner": "2.0.0 <= v < 3.0.0"
+        "elm-lang/core": "5.0.0 <= v < 6.0.0",
+        "elm-community/elm-test": "3.0.0 <= v < 4.0.0",
+        "rtfeldman/node-test-runner": "3.0.0 <= v < 4.0.0"
     },
-    "elm-version": "0.17.0 <= v < 0.18.0"
+    "elm-version": "0.18.0 <= v < 0.19.0"
 }

exercises/hello-world/package.json

@@ -0,0 +1,10 @@
+{
+  "scripts": {
+    "postinstall": "elm package install -y",
+    "test": "elm-test Tests.elm"
+  },
+  "dependencies": {
+    "elm": "^0.18.0",
+    "elm-test": "^0.18.0"
+  }
+}

exercises/hello-world/runtests.bat

@@ -1 +0,0 @@
-ECHO We've changed how tests are run! Please review the latest install/running docs at http://exercism.io/languages/elm and report any issues at https://github.com/exercism/xelm

exercises/hello-world/runtests.sh

@@ -1,2 +0,0 @@
-#!/usr/bin/env bash
-echo "We've changed how tests are run! Please review the latest install/running docs at http://exercism.io/languages/elm and report any issues at https://github.com/exercism/xelm"