Add 'nodejs' buildback (Ref: rails/webpacker#739)

Author: vishaltelangre

.gitignore

@@ -10,6 +10,7 @@
 # Ignore the default SQLite database.
 /db/*.sqlite3
 /db/*.sqlite3-journal
+/config/database.yml
 
 # Ignore all logfiles and tempfiles.
 /log/*

Procfile Procfile.dev

@@ -1,24 +1,25 @@
 {
   "name": "elmsanity",
   "description": "",
-  "scripts": {
-    "postdeploy": "cp config/database.yml.postgresql config/database.yml; bundle exec rails db:create; bundle exec rails db:migrate; NODE_ENV=production bundle exec rails webpacker:compile"
-  },
+  "scripts": {},
   "env": {
     "SECRET_KEY_BASE": {
       "generator": "secret"
     },
-    "RACK_ENV": "staging",
-    "RAILS_ENV": "staging",
-    "LOG_LEVEL": "DEBUG",
-    "HEROKU": "true"
+
   },
   "formation": {
+    "web": {
+      "quantity": 1
+    }
   },
-  "addons": [
-
-  ],
+  "addons": [],
   "buildpacks": [
-
+    {
+      "url": "heroku/nodejs"
+    },
+    {
+      "url": "heroku/ruby"
+    }
   ]
 }

app.json

@@ -66,4 +66,6 @@ production:
 staging:
   <<: *default
   compile: false
+
+  # Cache manifest.json for performance
   cache_manifest: true

config/database.yml

@@ -5,10 +5,10 @@
     "@rails/webpacker": "^3.0.2",
     "coffeescript": "1.12.7",
     "elm": "^0.18.0",
-    "elm-webpack-loader": "^4.4.0"
+    "elm-webpack-loader": "^4.4.0",
+    "webpack-dev-server": "2.7.1"
   },
   "devDependencies": {
-    "elm-hot-loader": "^0.5.4",
-    "webpack-dev-server": "^2.9.4"
+    "elm-hot-loader": "^0.5.4"
   }
 }

config/webpacker.yml

@@ -177,13 +177,6 @@ array-flatten@^2.1.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-2.1.1.tgz#426bb9da84090c1838d812c8150af20a8331e296"
 
-array-includes@^3.0.3:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/array-includes/-/array-includes-3.0.3.tgz#184b48f62d92d7452bb31b323165c7f8bd02266d"
-  dependencies:
-    define-properties "^1.1.2"
-    es-abstract "^1.7.0"
-
 array-union@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/array-union/-/array-union-1.0.2.tgz#9a34410e4f4e3da23dea375be5be70f24778ec39"
@@ -1553,13 +1546,6 @@ deep-extend@~0.4.0:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
 
-define-properties@^1.1.2:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.2.tgz#83a73f2fea569898fb737193c8f873caf6d45c94"
-  dependencies:
-    foreach "^2.0.5"
-    object-keys "^1.0.8"
-
 defined@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/defined/-/defined-1.0.0.tgz#c98d9bcef75674188e110969151199e39b1fa693"
@@ -1721,24 +1707,6 @@ error-ex@^1.2.0:
   dependencies:
     is-arrayish "^0.2.1"
 
-es-abstract@^1.7.0:
-  version "1.9.0"
-  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.9.0.tgz#690829a07cae36b222e7fd9b75c0d0573eb25227"
-  dependencies:
-    es-to-primitive "^1.1.1"
-    function-bind "^1.1.1"
-    has "^1.0.1"
-    is-callable "^1.1.3"
-    is-regex "^1.0.4"
-
-es-to-primitive@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/es-to-primitive/-/es-to-primitive-1.1.1.tgz#45355248a88979034b6792e19bb81f2b7975dd0d"
-  dependencies:
-    is-callable "^1.1.1"
-    is-date-object "^1.0.1"
-    is-symbol "^1.0.1"
-
 es5-ext@^0.10.14, es5-ext@^0.10.35, es5-ext@^0.10.9, es5-ext@~0.10.14:
   version "0.10.35"
   resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.35.tgz#18ee858ce6a3c45c7d79e91c15fcca9ec568494f"
@@ -2057,10 +2025,6 @@ for-own@^1.0.0:
   dependencies:
     for-in "^1.0.1"
 
-foreach@^2.0.5:
-  version "2.0.5"
-  resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
-
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@@ -2139,7 +2103,7 @@ fstream@^1.0.0, fstream@^1.0.10, fstream@^1.0.2:
     mkdirp ">=0.5 0"
     rimraf "2"
 
-function-bind@^1.0.2, function-bind@^1.1.1:
+function-bind@^1.0.2:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
 
@@ -2458,13 +2422,6 @@ ieee754@^1.1.4:
   version "1.1.8"
   resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.8.tgz#be33d40ac10ef1926701f6f08a2d86fbfd1ad3e4"
 
-import-local@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/import-local/-/import-local-0.1.1.tgz#b1179572aacdc11c6a91009fb430dbcab5f668a8"
-  dependencies:
-    pkg-dir "^2.0.0"
-    resolve-cwd "^2.0.0"
-
 in-publish@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/in-publish/-/in-publish-2.0.0.tgz#e20ff5e3a2afc2690320b6dc552682a9c7fadf51"
@@ -2502,7 +2459,7 @@ ini@~1.3.0:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.4.tgz#0537cb79daf59b59a1a517dff706c86ec039162e"
 
-internal-ip@1.2.0:
+internal-ip@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/internal-ip/-/internal-ip-1.2.0.tgz#ae9fbf93b984878785d50a8de1b356956058cf5c"
   dependencies:
@@ -2558,14 +2515,6 @@ is-builtin-module@^1.0.0:
   dependencies:
     builtin-modules "^1.0.0"
 
-is-callable@^1.1.1, is-callable@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.3.tgz#86eb75392805ddc33af71c92a0eedf74ee7604b2"
-
-is-date-object@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/is-date-object/-/is-date-object-1.0.1.tgz#9aa20eb6aeebbff77fbd33e74ca01b33581d3a16"
-
 is-directory@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/is-directory/-/is-directory-0.3.1.tgz#61339b6f2475fc772fd9c9d83f5c8575dc154ae1"
@@ -2679,12 +2628,6 @@ is-property@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-property/-/is-property-1.0.2.tgz#57fe1c4e48474edd65b09911f26b1cd4095dda84"
 
-is-regex@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.4.tgz#5517489b547091b0930e095654ced25ee97e9491"
-  dependencies:
-    has "^1.0.1"
-
 is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
@@ -2695,10 +2638,6 @@ is-svg@^2.0.0:
   dependencies:
     html-comment-regex "^1.1.0"
 
-is-symbol@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.1.tgz#3cc59f00025194b6ab2e38dbae6689256b660572"
-
 is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -2707,10 +2646,6 @@ is-utf8@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-utf8/-/is-utf8-0.2.1.tgz#4b0da1442104d1b336340e80797e865cf39f7d72"
 
-is-wsl@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/is-wsl/-/is-wsl-1.1.0.tgz#1f16e4aa22b04d1336b66188a66af3c600c3a66d"
-
 isarray@1.0.0, isarray@^1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
@@ -2828,10 +2763,6 @@ jsprim@^1.2.2:
     json-schema "0.2.3"
     verror "1.10.0"
 
-killable@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/killable/-/killable-1.0.0.tgz#da8b84bd47de5395878f95d64d02f2449fe05e6b"
-
 kind-of@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-2.0.1.tgz#018ec7a4ce7e3a86cb9141be519d24c8faa981b5"
@@ -3428,10 +3359,6 @@ object-assign@^4.0.1, object-assign@^4.1.0, object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
-object-keys@^1.0.8:
-  version "1.0.11"
-  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
-
 object-path@^0.9.2:
   version "0.9.2"
   resolved "https://registry.yarnpkg.com/object-path/-/object-path-0.9.2.tgz#0fd9a74fc5fad1ae3968b586bda5c632bd6c05a5"
@@ -3467,11 +3394,12 @@ onecolor@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/onecolor/-/onecolor-3.0.4.tgz#75a46f80da6c7aaa5b4daae17a47198bd9652494"
 
-opn@^5.1.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/opn/-/opn-5.1.0.tgz#72ce2306a17dbea58ff1041853352b4a8fc77519"
+opn@4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/opn/-/opn-4.0.2.tgz#7abc22e644dff63b0a96d5ab7f2790c0f01abc95"
   dependencies:
-    is-wsl "^1.1.0"
+    object-assign "^4.0.1"
+    pinkie-promise "^2.0.0"
 
 original@>=0.0.5:
   version "1.0.0"
@@ -4629,16 +4557,6 @@ requires-port@1.0.x, requires-port@1.x.x, requires-port@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
 
-resolve-cwd@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/resolve-cwd/-/resolve-cwd-2.0.0.tgz#00a9f7387556e27038eae232caa372a6a59b665a"
-  dependencies:
-    resolve-from "^3.0.0"
-
-resolve-from@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-3.0.0.tgz#b22c7af7d9d6881bc8b6e653335eebcb0a188748"
-
 resolve-url-loader@^2.1.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/resolve-url-loader/-/resolve-url-loader-2.2.0.tgz#9662feaa11debf7cf8e3feb91dae9544aa7dee88"
@@ -5117,7 +5035,7 @@ supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
-supports-color@^3.2.3:
+supports-color@^3.1.1, supports-color@^3.2.3:
   version "3.2.3"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.2.3.tgz#65ac0504b3954171d8a64946b2ae3cbb8a5f54f6"
   dependencies:
@@ -5396,37 +5314,33 @@ webpack-dev-middleware@^1.11.0:
     range-parser "^1.0.3"
     time-stamp "^2.0.0"
 
-webpack-dev-server@^2.9.4:
-  version "2.9.4"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.9.4.tgz#7883e61759c6a4b33e9b19ec4037bd4ab61428d1"
+webpack-dev-server@2.7.1:
+  version "2.7.1"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.7.1.tgz#21580f5a08cd065c71144cf6f61c345bca59a8b8"
   dependencies:
     ansi-html "0.0.7"
-    array-includes "^3.0.3"
     bonjour "^3.5.0"
     chokidar "^1.6.0"
     compression "^1.5.2"
     connect-history-api-fallback "^1.3.0"
-    debug "^3.1.0"
     del "^3.0.0"
     express "^4.13.3"
     html-entities "^1.2.0"
     http-proxy-middleware "~0.17.4"
-    import-local "^0.1.1"
-    internal-ip "1.2.0"
+    internal-ip "^1.2.0"
     ip "^1.1.5"
-    killable "^1.0.0"
     loglevel "^1.4.1"
-    opn "^5.1.0"
+    opn "4.0.2"
     portfinder "^1.0.9"
     selfsigned "^1.9.1"
     serve-index "^1.7.2"
     sockjs "0.3.18"
     sockjs-client "1.1.4"
     spdy "^3.4.1"
-    strip-ansi "^3.0.1"
-    supports-color "^4.2.1"
+    strip-ansi "^3.0.0"
+    supports-color "^3.1.1"
     webpack-dev-middleware "^1.11.0"
-    yargs "^6.6.0"
+    yargs "^6.0.0"
 
 webpack-manifest-plugin@^1.3.1:
   version "1.3.2"
@@ -5553,7 +5467,7 @@ yargs-parser@^7.0.0:
   dependencies:
     camelcase "^4.1.0"
 
-yargs@^6.5.0, yargs@^6.6.0:
+yargs@^6.0.0, yargs@^6.5.0:
   version "6.6.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
   dependencies: