upgrading ember-cli to latest and fixinf lint errors

.github/workflows/ci.yml

@@ -59,7 +59,6 @@ jobs:
           - ember-release
           - ember-beta
           - ember-canary
-          - ember-default
           - ember-default-with-jquery
           - ember-classic
 

addon/components/field-for.hbs

@@ -20,11 +20,12 @@
     <LabelFor @label={{@label}} @controlId={{this.controlId}} />
     {{#if this._showValue}}
       {{#if this.displayValueComponent}}
-        {{component this.displayValueComponent
-                    value=this.value
-                    editValue=this.edit
-                    editText=this.editText
-                    placeholder=this.placeholder
+        {{component
+          this.displayValueComponent
+          value=this.value
+          editValue=this.edit
+          editText=this.editText
+          placeholder=this.placeholder
         }}
       {{else}}
         <button

addon/components/form-controls/ff-checkbox-select.hbs

@@ -9,7 +9,7 @@
       Clear All
     </button>
   {{/if}}
-  
+
   {{#each @values as |value index|}}
     <div
       class="form-controls-ff-checkbox"
@@ -32,4 +32,4 @@
       {{/let}}
     </div>
   {{/each}}
-</div>
+</div>

config/ember-try.js

@@ -37,16 +37,6 @@ module.exports = async function () {
           },
         },
       },
-      // 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: {},
-        },
-      },
       {
         name: 'ember-default-with-jquery',
         env: {

package.json

@@ -30,23 +30,23 @@
     "@ember/render-modifiers": "^1.0.2",
     "ember-arg-types": "^0.2.1",
     "ember-attacher": "^1.1.1",
-    "ember-cli-babel": "^7.21.0",
+    "ember-cli-babel": "^7.22.1",
     "ember-cli-htmlbars": "^5.2.0",
     "ember-composable-helpers": "^4.2.2",
     "ember-element-helper": "^0.3.1",
     "ember-event-helpers": "^0.1.1"
   },
   "devDependencies": {
     "@babel/plugin-proposal-nullish-coalescing-operator": "^7.10.4",
-    "@babel/plugin-proposal-optional-chaining": "^7.10.4",
+    "@babel/plugin-proposal-optional-chaining": "^7.11.0",
     "@ember/optional-features": "^1.3.0",
-    "@glimmer/component": "^1.0.0",
-    "@glimmer/tracking": "^1.0.0",
+    "@glimmer/component": "^1.0.1",
+    "@glimmer/tracking": "^1.0.1",
     "babel-eslint": "^10.1.0",
     "broccoli-asset-rev": "^3.0.0",
     "ember-auto-import": "^1.6.0",
-    "ember-cli": "~3.19.0",
-    "ember-cli-addon-docs": "^0.7.0",
+    "ember-cli": "^3.20.0",
+    "ember-cli-addon-docs": "^0.8.0",
     "ember-cli-addon-docs-esdoc": "^0.2.3",
     "ember-cli-dependency-checker": "^3.2.0",
     "ember-cli-deploy": "^1.0.2",
@@ -56,23 +56,23 @@
     "ember-cli-inject-live-reload": "^2.0.2",
     "ember-cli-sri": "^2.1.1",
     "ember-cli-uglify": "^3.0.0",
-    "ember-data": "^3.19.0",
+    "ember-data": "^3.20.0",
     "ember-disable-prototype-extensions": "^1.1.3",
     "ember-export-application-global": "^2.0.1",
     "ember-inputmask": "^0.11.0",
     "ember-load-initializers": "^2.1.1",
     "ember-maybe-import-regenerator": "^0.1.6",
     "ember-qunit": "^4.6.0",
     "ember-resolver": "^8.0.0",
-    "ember-source": "~3.19.0",
-    "ember-source-channel-url": "^2.0.1",
-    "ember-template-lint": "^2.9.0",
+    "ember-source": "^3.20.3",
+    "ember-source-channel-url": "^3.0.0",
+    "ember-template-lint": "^2.9.1",
     "ember-template-lint-plugin-prettier": "^1.1.0",
     "ember-test-selectors": "^4.1.0",
     "ember-try": "^1.4.0",
-    "eslint": "^7.4.0",
+    "eslint": "^7.6.0",
     "eslint-config-prettier": "^6.11.0",
-    "eslint-plugin-ember": "^8.9.1",
+    "eslint-plugin-ember": "^8.9.2",
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-prettier": "^3.1.4",
     "faker": "^4.1.0",
@@ -81,7 +81,7 @@
     "npm-run-all": "^4.1.5",
     "prettier": "^2.0.5",
     "prop-types": "^15.7.2",
-    "qunit-dom": "^1.2.0",
+    "qunit-dom": "^1.4.0",
     "sinon": "^9.0.2"
   },
   "engines": {

tests/dummy/app/app.js

@@ -1,7 +1,7 @@
 import Application from '@ember/application';
 import Resolver from 'ember-resolver';
 import loadInitializers from 'ember-load-initializers';
-import config from './config/environment';
+import config from 'dummy/config/environment';
 
 export default class App extends Application {
   modulePrefix = config.modulePrefix;

tests/dummy/app/router.js

@@ -1,5 +1,6 @@
 import AddonDocsRouter, { docsRoute } from 'ember-cli-addon-docs/router';
-import config from './config/environment';
+
+import config from 'dummy/config/environment';
 
 export default class Router extends AddonDocsRouter {
   location = config.locationType;

tests/dummy/config/ember-cli-update.json

@@ -0,0 +1,20 @@
+{
+  "schemaVersion": "1.0.0",
+  "packages": [
+    {
+      "name": "ember-cli",
+      "version": "3.20.0",
+      "blueprints": [
+        {
+          "name": "addon",
+          "outputRepo": "https://github.com/ember-cli/ember-addon-output",
+          "codemodsSource": "ember-addon-codemods-manifest@1",
+          "isBaseBlueprint": true,
+          "options": [
+            "--welcome"
+          ]
+        }
+      ]
+    }
+  ]
+}

tests/dummy/config/targets.js

@@ -2,7 +2,7 @@
 
 const browsers = ['last 1 Chrome versions', 'last 1 Firefox versions', 'last 1 Safari versions'];
 
-const isCI = !!process.env.CI;
+const isCI = Boolean(process.env.CI);
 const isProduction = process.env.EMBER_ENV === 'production';
 
 if (isCI || isProduction) {

tests/test-helper.js

@@ -1,5 +1,5 @@
-import Application from '../app';
-import config from '../config/environment';
+import Application from 'dummy/app';
+import config from 'dummy/config/environment';
 import { setApplication } from '@ember/test-helpers';
 import { start } from 'ember-qunit';