Update to 3.12

.eslintrc.js

@@ -1,7 +1,7 @@
 module.exports = {
   root: true,
   parserOptions: {
-    ecmaVersion: 2017,
+    ecmaVersion: 2018,
     sourceType: 'module'
   },
   plugins: [
@@ -37,8 +37,7 @@ module.exports = {
         'tests/helpers/**'
       ],
       parserOptions: {
-        sourceType: 'script',
-        ecmaVersion: 2015
+        sourceType: 'script'
       },
       env: {
         browser: false,

.gitignore

@@ -10,6 +10,7 @@
 
 # misc
 /.env*
+/.pnp*
 /.sass-cache
 /connect.lock
 /coverage/

.travis.yml

@@ -49,8 +49,8 @@ jobs:
     # we recommend new addons test the current and previous LTS
     # as well as latest stable release (bonus points to beta/canary)
     - stage: "Additional Tests"
-      env: EMBER_TRY_SCENARIO=ember-lts-2.18
-    - env: EMBER_TRY_SCENARIO=ember-lts-3.4
+      env: EMBER_TRY_SCENARIO=ember-lts-3.4
+    - env: EMBER_TRY_SCENARIO=ember-lts-3.8
     - env: EMBER_TRY_SCENARIO=ember-release
     - env: EMBER_TRY_SCENARIO=ember-beta
     - env: EMBER_TRY_SCENARIO=ember-canary

README.md

@@ -26,7 +26,7 @@ Compatibility
 Installation
 ------------------------------------------------------------------------------
 
-```
+```sh
 ember install ember-router-scroll
 ```
 
@@ -52,7 +52,7 @@ const Router = EmberRouter.extend(RouterScroll, {
 **2.** Enable `historySupportMiddleware` in your app
 
 Edit `config/environment.js` and add `historySupportMiddleware: true,` to get live-reload working in nested routes.
-(See [Issue #21](https://github.com/dockyard/ember-router-scroll/issues/21))
+(See [Issue #21](https://github.com/DockYard/ember-router-scroll/issues/21))
 
 ```javascript
 historySupportMiddleware: true,
@@ -288,7 +288,7 @@ export default Component.extend({
 
 * `npm test` (Runs `ember try:testall` to test your addon against multiple Ember versions)
 * `ember test`
-* `ember test --server`
+* `ember test --serve
 
 License
 ------------------------------------------------------------------------------

addon/index.js

@@ -1,5 +1,5 @@
 import Mixin from '@ember/object/mixin';
-import { get, getWithDefault, computed } from '@ember/object';
+import { get, computed } from '@ember/object';
 import { inject } from '@ember/service';
 import { getOwner } from '@ember/application';
 import { scheduleOnce } from '@ember/runloop';
@@ -108,7 +108,7 @@ let RouterScrollMixin = Mixin.create({
 
     let preserveScrollPosition;
     if (gte('3.6.0-beta.1')) {
-      preserveScrollPosition = getWithDefault(transition, 'router.currentRouteInfos', []).some((routeInfo) => get(routeInfo, 'route.controller.preserveScrollPosition'));
+      preserveScrollPosition = (get(transition, 'router.currentRouteInfos') || []).some((routeInfo) => get(routeInfo, 'route.controller.preserveScrollPosition'));
     } else {
       preserveScrollPosition = transition.some((t) => get(t, 'handler.controller.preserveScrollPosition'));
     }

addon/services/router-scroll.js

@@ -1,5 +1,5 @@
 import Service from '@ember/service';
-import { getWithDefault, computed, set, get } from '@ember/object';
+import { computed, set, get } from '@ember/object';
 import { typeOf } from '@ember/utils';
 import { assert } from '@ember/debug';
 import { getOwner } from '@ember/application';
@@ -116,9 +116,9 @@ Object.defineProperty(RouterScroll.prototype, 'position', {
     const stateUuid = get(window, 'history.state.uuid');
 
     set(this, 'key', stateUuid);
-    const key = getWithDefault(this, 'key', '-1');
+    const key = get(this, 'key') ||  '-1';
 
-    return getWithDefault(scrollMap, key, scrollMap.default);
+    return get(scrollMap, key) || scrollMap.default;
   }
 });
 

config/ember-try.js

@@ -2,83 +2,73 @@
 
 const getChannelURL = require('ember-source-channel-url');
 
-module.exports = function() {
-  return Promise.all([
-    getChannelURL('release'),
-    getChannelURL('beta'),
-    getChannelURL('canary')
-  ]).then((urls) => {
-    return {
-      useYarn: true,
-      scenarios: [
-        {
-          name: 'ember-lts-2.18',
-          env: {
-            EMBER_OPTIONAL_FEATURES: JSON.stringify({ 'jquery-integration': true })
-          },
-          npm: {
-            devDependencies: {
-              '@ember/jquery': '^0.5.1',
-              'ember-source': '~2.18.0'
-            }
+module.exports = async function() {
+  return {
+    useYarn: true,
+    scenarios: [
+      {
+        name: 'ember-lts-3.4',
+        npm: {
+          devDependencies: {
+            'ember-source': '~3.4.0'
           }
-        },
-        {
-          name: 'ember-lts-3.4',
-          npm: {
-            devDependencies: {
-              'ember-source': '~3.4.0'
-            }
-          }
-        },
-        {
-          name: 'ember-release',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[0]
-            }
+        }
+      },
+      {
+        name: 'ember-lts-3.8',
+        npm: {
+          devDependencies: {
+            'ember-source': '~3.8.0'
           }
-        },
-        {
-          name: 'ember-beta',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[1]
-            }
+        }
+      },
+      {
+        name: 'ember-release',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('release')
           }
-        },
-        {
-          name: 'ember-canary',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[2]
-            }
+        }
+      },
+      {
+        name: 'ember-beta',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('beta')
           }
-        },
-        // The default `.travis.yml` runs this scenario via `yarn test`,
-        // not via `ember try`. It's still included here so that running
-        // `ember try:each` manually or from a customized CI config will run it
-        // along with all the other scenarios.
-        {
-          name: 'ember-default',
-          npm: {
-            devDependencies: {}
+        }
+      },
+      {
+        name: 'ember-canary',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('canary')
           }
+        }
+      },
+      // The default `.travis.yml` runs this scenario via `yarn test`,
+      // not via `ember try`. It's still included here so that running
+      // `ember try:each` manually or from a customized CI config will run it
+      // along with all the other scenarios.
+      {
+        name: 'ember-default',
+        npm: {
+          devDependencies: {}
+        }
+      },
+      {
+        name: 'ember-default-with-jquery',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({
+            'jquery-integration': true
+          })
         },
-        {
-          name: 'ember-default-with-jquery',
-          env: {
-            EMBER_OPTIONAL_FEATURES: JSON.stringify({
-              'jquery-integration': true
-            })
-          },
-          npm: {
-            devDependencies: {
-              '@ember/jquery': '^0.5.1'
-            }
+        npm: {
+          devDependencies: {
+            '@ember/jquery': '^0.5.1'
           }
         }
-      ]
-    };
-  });
+      }
+    ]
+  };
 };

package.json

@@ -53,17 +53,17 @@
   },
   "dependencies": {
     "ember-app-scheduler": "^1.0.5",
-    "ember-cli-babel": "^7.1.2",
+    "ember-cli-babel": "^7.7.3",
     "ember-compatibility-helpers": "^1.1.2"
   },
   "devDependencies": {
-    "@ember/optional-features": "^0.6.3",
+    "@ember/optional-features": "^0.7.0",
     "broccoli-asset-rev": "^3.0.0",
-    "ember-cli": "~3.7.1",
+    "ember-cli": "~3.12.0",
     "ember-cli-dependency-checker": "^3.0.0",
-    "ember-cli-eslint": "^5.0.0",
+    "ember-cli-eslint": "^5.1.0",
     "ember-cli-github-pages": "^0.2.0",
-    "ember-cli-htmlbars": "^3.0.0",
+    "ember-cli-htmlbars": "^3.0.1",
     "ember-cli-htmlbars-inline-precompile": "^2.1.0",
     "ember-cli-inject-live-reload": "^2.0.1",
     "ember-cli-shims": "^1.2.0",
@@ -75,18 +75,18 @@
     "ember-export-application-global": "^2.0.0",
     "ember-load-initializers": "^2.0.0",
     "ember-maybe-import-regenerator": "^0.1.6",
-    "ember-qunit": "^3.4.1",
+    "ember-qunit": "^4.4.1",
     "ember-resolver": "^5.0.1",
-    "ember-source": "~3.7.0",
+    "ember-source": "~3.12.0",
     "ember-source-channel-url": "^1.1.0",
     "ember-try": "^1.0.0",
-    "eslint-plugin-ember": "^6.1.0",
-    "eslint-plugin-node": "^8.0.0",
+    "eslint-plugin-ember": "^6.2.0",
+    "eslint-plugin-node": "^9.0.1",
     "loader.js": "^4.7.0",
-    "qunit-dom": "^0.8.0"
+    "qunit-dom": "^0.8.4"
   },
   "engines": {
-    "node": "6.* || 8.* || >= 10.*"
+    "node": "8.* || >= 10.*"
   },
   "ember-addon": {
     "configPath": "tests/dummy/config",

testem.js

@@ -13,7 +13,6 @@ module.exports = {
         // --no-sandbox is needed when running Chrome inside a container
         process.env.CI ? '--no-sandbox' : null,
         '--headless',
-        '--disable-gpu',
         '--disable-dev-shm-usage',
         '--disable-software-rasterizer',
         '--mute-audio',