(chore) update ember CLI (#54)

Update ember-cli and related dependencies

.eslintignore

@@ -0,0 +1 @@
+/blueprints/*/files/**/*.js

.eslintrc.js

@@ -1,16 +1,53 @@
 module.exports = {
   root: true,
   parserOptions: {
-    ecmaVersion: 6,
+    ecmaVersion: 2017,
     sourceType: 'module'
   },
-  extends: 'eslint:recommended',
+  plugins: [
+    'ember'
+  ],
+  extends: [
+    'eslint:recommended',
+    'plugin:ember/recommended'
+  ],
   env: {
     'browser': true
   },
   globals: {
     'Tether': false
   },
   rules: {
-  }
+  },
+  overrides: [
+    // node files
+    {
+      files: [
+        'ember-cli-build.js',
+        'index.js',
+        'testem.js',
+        'blueprints/*/index.js',
+        'config/**/*.js',
+        'tests/dummy/config/**/*.js'
+      ],
+      excludedFiles: [
+        'addon/**',
+        'addon-test-support/**',
+        'app/**',
+        'tests/dummy/app/**'
+      ],
+      parserOptions: {
+        sourceType: 'script',
+        ecmaVersion: 2015
+      },
+      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
+      })
+    }
+  ]
 };

.gitignore

@@ -14,4 +14,10 @@
 /coverage/*
 /libpeerconnection.log
 npm-debug.log*
+yarn-error.log
 testem.log
+
+# ember-try
+.node_modules.ember-try/
+bower.json.ember-try
+package.json.ember-try

.npmignore

@@ -7,10 +7,15 @@
 .bowerrc
 .editorconfig
 .ember-cli
-.gitignore
 .eslintrc.js
+.gitignore
 .watchmanconfig
 .travis.yml
 bower.json
 ember-cli-build.js
 testem.js
+
+# ember-try
+.node_modules.ember-try/
+bower.json.ember-try
+package.json.ember-try

.travis.yml

@@ -1,34 +1,48 @@
 ---
 language: node_js
 node_js:
+  # we recommend testing addons with the same minimum supported node version as Ember CLI
+  # so that your addon works for all apps
   - "4"
 
+sudo: false
 dist: trusty
-sudo: required
 
 addons:
-  apt:
-    sources:
-    - google-chrome
-    packages:
-    - google-chrome-stable
+  chrome: stable
 
 cache:
   yarn: true
 
+env:
+  global:
+    # See https://git.io/vdao3 for details.
+    - JOBS=1
+  matrix:
+    # we recommend new addons test the current and previous LTS
+    # as well as latest stable release (bonus points to beta/canary)
+    - EMBER_TRY_SCENARIO=ember-lts-2.12
+    - EMBER_TRY_SCENARIO=ember-lts-2.16
+    - EMBER_TRY_SCENARIO=ember-lts-2.18
+    - EMBER_TRY_SCENARIO=ember-release
+    - EMBER_TRY_SCENARIO=ember-beta
+    - EMBER_TRY_SCENARIO=ember-canary
+    - EMBER_TRY_SCENARIO=ember-default
+
+matrix:
+  fast_finish: true
+  allow_failures:
+    - env: EMBER_TRY_SCENARIO=ember-canary
+
 before_install:
-  - "export DISPLAY=:99.0"
-  - "sh -e /etc/init.d/xvfb start"
-  - sleep 3
   - curl -o- -L https://yarnpkg.com/install.sh | bash
   - export PATH=$HOME/.yarn/bin:$PATH
-  - yarn global add bower
 
 install:
-  - yarn install --no-lockfile
-  - bower install
+  - yarn install --no-lockfile --non-interactive
 
 script:
+  - yarn lint:js
   # Usually, it's ok to finish the test scenario without reverting
   #  to the addon's original dependency state, skipping "cleanup".
-  - ember try:each --skip-cleanup
+  - node_modules/.bin/ember try:one $EMBER_TRY_SCENARIO --skip-cleanup

LICENSE.md

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016
+Copyright (c) 2018
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

README.md

@@ -80,27 +80,35 @@ ENV['ember-tether'] = {
 
 It is also possible to pass a `bodyElement` to a particular ember-tether component declaration.
 
-## Development Setup
+## Contributing
 
 ### Installation
 
-* `git clone` this repository
-* `yarn install`
+* `git clone <repository-url>`
+* `cd my-addon`
+* `npm install`
+`
 
-### Running Tests
+### Linting
 
-* `ember test`
-* `ember test --serve`
+* `npm run lint:js`
+* `npm run lint:js -- --fix`
+
+### Running tests
+
+* `ember test` – Runs the test suite on the current Ember version
+* `ember test --server` – Runs the test suite in "watch mode"
+* `ember try:each` – Runs the test suite against multiple Ember versions
 
 This addon uses ember-try to test against multiple versions of Ember:
 
 * `ember try:each`
 * `ember try:one ember-release --- ember test --serve`
 
-### Running the dummy app
+### Running the dummy application
 
-* `ember server`
-* Visit your app at http://localhost:4200.
+* `ember serve`
+* Visit the dummy application at [http://localhost:4200](http://localhost:4200).
 
 For more information on using ember-cli, visit [http://www.ember-cli.com/](http://www.ember-cli.com/).
 

addon/components/ember-tether.js

@@ -1,6 +1,8 @@
-import Ember from 'ember';
-
-const { observer, get, getOwner, run, computed, isNone, Component } = Ember;
+import { getOwner } from '@ember/application';
+import { run } from '@ember/runloop';
+import { computed, get, observer } from '@ember/object';
+import { isNone } from '@ember/utils';
+import Component from '@ember/component';
 
 export default Component.extend({
   classNames: ['ember-tether'],

config/ember-try.js

@@ -1,91 +1,71 @@
-/* eslint-env node */
-module.exports = {
-  scenarios: [
-    {
-      name: 'ember-lts-2.4',
-      bower: {
-        dependencies: {
-          'ember': 'components/ember#lts-2-4'
+'use strict';
+
+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-2.12',
+          npm: {
+            devDependencies: {
+              'ember-source': '~2.12.0'
+            }
+          }
         },
-        resolutions: {
-          'ember': 'lts-2-4'
-        }
-      },
-      npm: {
-        devDependencies: {
-          'ember-source': null
-        }
-      }
-    },
-    {
-      name: 'ember-lts-2.8',
-      bower: {
-        dependencies: {
-          'ember': 'components/ember#lts-2-8'
+        {
+          name: 'ember-lts-2.16',
+          npm: {
+            devDependencies: {
+              'ember-source': '~2.16.0'
+            }
+          }
         },
-        resolutions: {
-          'ember': 'lts-2-8'
-        }
-      },
-      npm: {
-        devDependencies: {
-          'ember-source': null
-        }
-      }
-    },
-    {
-      name: 'ember-release',
-      bower: {
-        dependencies: {
-          'ember': 'components/ember#release'
+        {
+          name: 'ember-lts-2.18',
+          npm: {
+            devDependencies: {
+              'ember-source': '~2.18.0'
+            }
+          }
         },
-        resolutions: {
-          'ember': 'release'
-        }
-      },
-      npm: {
-        devDependencies: {
-          'ember-source': null
-        }
-      }
-    },
-    {
-      name: 'ember-beta',
-      bower: {
-        dependencies: {
-          'ember': 'components/ember#beta'
+        {
+          name: 'ember-release',
+          npm: {
+            devDependencies: {
+              'ember-source': urls[0]
+            }
+          }
         },
-        resolutions: {
-          'ember': 'beta'
-        }
-      },
-      npm: {
-        devDependencies: {
-          'ember-source': null
-        }
-      }
-    },
-    {
-      name: 'ember-canary',
-      bower: {
-        dependencies: {
-          'ember': 'components/ember#canary'
+        {
+          name: 'ember-beta',
+          npm: {
+            devDependencies: {
+              'ember-source': urls[1]
+            }
+          }
         },
-        resolutions: {
-          'ember': 'canary'
-        }
-      },
-      npm: {
-        devDependencies: {
-          'ember-source': null
+        {
+          name: 'ember-canary',
+          npm: {
+            devDependencies: {
+              'ember-source': urls[2]
+            }
+          }
+        },
+        {
+          name: 'ember-default',
+          npm: {
+            devDependencies: {}
+          }
         }
-      }
-    },
-    {
-      name: 'ember-default',
-      npm: {
-        devDependencies: {}
-      }
-    }
-  ]
+      ]
+    };
+  });
 };

config/environment.js

@@ -1,4 +1,3 @@
-/* eslint-env node */
 'use strict';
 
 module.exports = function(/* environment, appConfig */) {

ember-cli-build.js

@@ -1,8 +1,9 @@
-/* eslint-env node */
+'use strict';
+
 const EmberAddon = require('ember-cli/lib/broccoli/ember-addon');
 
 module.exports = function(defaults) {
-  var app = new EmberAddon(defaults, {
+  let app = new EmberAddon(defaults, {
     // Add options here
   });