[Breaking] Drop support for Ember < 3.16, Node 6+8

.editorconfig

@@ -4,7 +4,6 @@
 
 root = true
 
-
 [*]
 end_of_line = lf
 charset = utf-8

.eslintrc.js

@@ -1,8 +1,14 @@
+'use strict';
+
 module.exports = {
   root: true,
+  parser: 'babel-eslint',
   parserOptions: {
-    ecmaVersion: 2017,
-    sourceType: 'module'
+    ecmaVersion: 2018,
+    sourceType: 'module',
+    ecmaFeatures: {
+      legacyDecorators: true
+    }
   },
   plugins: [
     'ember'
@@ -14,8 +20,7 @@ module.exports = {
   env: {
     browser: true
   },
-  rules: {
-  },
+  rules: {},
   overrides: [
     // node files
     {
@@ -36,17 +41,14 @@ module.exports = {
         'tests/dummy/app/**'
       ],
       parserOptions: {
-        sourceType: 'script',
-        ecmaVersion: 2015
+        sourceType: 'script'
       },
       env: {
         browser: false,
         node: true
       },
       plugins: ['node'],
-      rules: Object.assign({}, require('eslint-plugin-node').configs.recommended.rules, {
-        // add your custom rules and overrides for node files here
-      })
+      extends: ['plugin:node/recommended']
     }
   ]
 };

.github/workflows/ci.yml

@@ -0,0 +1,72 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  test:
+    name: Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Setup node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 10
+      - name: Install dependencies
+        uses: bahmutov/npm-install@v1
+      - name: Lint
+        run: npm lint
+      - name: Test
+        run: npm test
+
+  test-no-lock:
+    name: Floating Dependencies
+    runs-on: ubuntu-latest
+    needs:
+      - test
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Setup node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 10
+      - name: Install dependencies
+        uses: bahmutov/npm-install@v1
+        with:
+          useLockFile: false
+      - name: Test
+        run: npm test
+
+  test-try:
+    name: Additional Tests
+    runs-on: ubuntu-latest
+    needs:
+      - test
+    strategy:
+      matrix:
+        scenario:
+          - ember-lts-3.16
+          - ember-lts-3.20
+          - ember-release
+          - ember-beta
+          - ember-canary
+          - ember-default-with-jquery
+          - ember-classic
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Setup node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 10
+      - name: Install dependencies
+        uses: bahmutov/npm-install@v1
+      - name: Test
+        run: npm ember try:one ${{ matrix.scenario }} --- npm test

.npmignore

@@ -12,6 +12,7 @@
 /.env*
 /.eslintignore
 /.eslintrc.js
+/.git/
 /.gitignore
 /.template-lintrc.js
 /.travis.yml

.template-lintrc.js

@@ -1,5 +1,5 @@
 'use strict';
 
 module.exports = {
-  extends: 'recommended'
+  extends: 'octane'
 };

README.md

@@ -8,8 +8,9 @@ Take a single favicon source file at `public/favicon.png`, and convert to the va
 Compatibility
 ------------------------------------------------------------------------------
 
-* Ember.js v2.18 or above
+* Ember.js v3.16 or above
 * Ember CLI v2.13 or above
+* Node.js v10 or above
 
 
 Installation

config/ember-try.js

@@ -2,82 +2,77 @@
 
 const getChannelURL = require('ember-source-channel-url');
 
-module.exports = function() {
-  return Promise.all([
-    getChannelURL('release'),
-    getChannelURL('beta'),
-    getChannelURL('canary')
-  ]).then((urls) => {
-    return {
-      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 {
+    scenarios: [
+      {
+        name: 'ember-lts-3.16',
+        npm: {
+          devDependencies: {
+            'ember-source': '~3.16.0'
           }
-        },
-        {
-          name: 'ember-lts-3.4',
-          npm: {
-            devDependencies: {
-              'ember-source': '~3.4.0'
-            }
+        }
+      },
+      {
+        name: 'ember-lts-3.20',
+        npm: {
+          devDependencies: {
+            'ember-source': '~3.20.5'
           }
-        },
-        {
-          name: 'ember-release',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[0]
-            }
+        }
+      },
+      {
+        name: 'ember-release',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('release')
           }
-        },
-        {
-          name: 'ember-beta',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[1]
-            }
+        }
+      },
+      {
+        name: 'ember-beta',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('beta')
           }
-        },
-        {
-          name: 'ember-canary',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[2]
-            }
+        }
+      },
+      {
+        name: 'ember-canary',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('canary')
           }
+        }
+      },
+      {
+        name: 'ember-default-with-jquery',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({
+            'jquery-integration': true
+          })
         },
-        // The default `.travis.yml` runs this scenario via `npm 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: {}
+        npm: {
+          devDependencies: {
+            '@ember/jquery': '^1.1.0'
           }
+        }
+      },
+      {
+        name: 'ember-classic',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({
+            'application-template-wrapper': true,
+            'default-async-observers': false,
+            'template-only-glimmer-components': false
+          })
         },
-        {
-          name: 'ember-default-with-jquery',
-          env: {
-            EMBER_OPTIONAL_FEATURES: JSON.stringify({
-              'jquery-integration': true
-            })
-          },
-          npm: {
-            devDependencies: {
-              '@ember/jquery': '^0.5.1'
-            }
+        npm: {
+          ember: {
+            edition: 'classic'
           }
         }
-      ]
-    };
-  });
+      }
+    ]
+  };
 };