Upgrade to Ember 4.8

.editorconfig

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

.ember-cli

@@ -5,5 +5,11 @@
 
     Setting `disableAnalytics` to true will prevent any data from being sent.
   */
-  "disableAnalytics": false
+  "disableAnalytics": false,
+
+  /**
+  Setting `isTypeScriptProject` to true will force the blueprint generators to generate TypeScript
+  rather than JavaScript by default, when a TypeScript version of a given blueprint is available.
+  */
+  "isTypeScriptProject": false
 }

.eslintignore

@@ -0,0 +1,25 @@
+# unconventional js
+/blueprints/*/files/
+/vendor/
+
+# compiled output
+/dist/
+/tmp/
+
+# dependencies
+/bower_components/
+/node_modules/
+
+# misc
+/coverage/
+!.*
+.*/
+.eslintcache
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
+/package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.eslintrc.js

@@ -1,13 +1,59 @@
+'use strict';
+
 module.exports = {
   root: true,
+  parser: 'babel-eslint',
   parserOptions: {
-    ecmaVersion: 6,
-    sourceType: 'module'
+    ecmaVersion: 2018,
+    sourceType: 'module',
+    ecmaFeatures: {
+      legacyDecorators: true,
+    },
   },
-  extends: 'eslint:recommended',
+  extends: ['eslint:recommended', 'plugin:prettier/recommended'],
   env: {
-    browser: true
+    browser: true,
   },
-  rules: {
-  }
+  rules: {},
+  overrides: [
+    // node files
+    {
+      files: [
+        './.eslintrc.js',
+        './.prettierrc.js',
+        './.template-lintrc.js',
+        './ember-cli-build.js',
+        './index.js',
+        './testem.js',
+        './blueprints/*/index.js',
+        './config/**/*.js',
+        './tests/dummy/config/**/*.js',
+        './node-tests/**/*.js',
+        './broccoli-clean-css.js',
+      ],
+      parserOptions: {
+        sourceType: 'script',
+      },
+      env: {
+        browser: false,
+        node: true,
+      },
+      plugins: ['n'],
+      extends: ['plugin:n/recommended'],
+    },
+    {
+      // node test files
+      files: ['node-tests/**/*-test.js'],
+      plugins: ['mocha'],
+      extends: ['plugin:mocha/recommended'],
+      rules: {
+        'n/no-unpublished-require': 'off',
+      },
+    },
+    {
+      // test files
+      files: ['tests/**/*-test.{js,ts}'],
+      extends: ['plugin:qunit/recommended'],
+    },
+  ],
 };

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Lint
         run: yarn lint
       - name: Run Tests
-        run: yarn test
+        run: yarn test:node
 
   floating:
     name: "Floating Dependencies"
@@ -45,4 +45,4 @@ jobs:
       - name: Install Dependencies
         run: yarn install --no-lockfile
       - name: Run Tests
-        run: yarn test
+        run: yarn test:node

.gitignore

@@ -1,17 +1,32 @@
 # See https://help.github.com/ignore-files/ for more about ignoring files.
 
 # compiled output
-/dist
-/tmp
+/dist/
+/tmp/
 
 # dependencies
-/node_modules
-/bower_components
+/bower_components/
+/node_modules/
 
 # misc
+/.env*
+/.pnp*
 /.sass-cache
+/.eslintcache
 /connect.lock
-/coverage/*
+/coverage/
 /libpeerconnection.log
-npm-debug.log*
-testem.log
+/npm-debug.log*
+/testem.log
+/yarn-error.log
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
+/package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try
+
+# broccoli-debug
+/DEBUG/

.npmignore

@@ -1,16 +1,40 @@
-/bower_components
+# compiled output
+/dist/
+/tmp/
+
+# dependencies
+/bower_components/
+
+# misc
+/.bowerrc
+/.editorconfig
+/.ember-cli
+/.env*
+/.eslintcache
+/.eslintignore
+/.eslintrc.js
+/.git/
+/.github/
+/.gitignore
+/.prettierignore
+/.prettierrc.js
+/.template-lintrc.js
+/.travis.yml
+/.watchmanconfig
+/bower.json
 /config/ember-try.js
-/dist
-/tests
-/tmp
-**/.gitkeep
-.bowerrc
-.editorconfig
-.ember-cli
-.gitignore
-.eslintrc.js
-.watchmanconfig
-.travis.yml
-bower.json
-ember-cli-build.js
-testem.js
+/CONTRIBUTING.md
+/ember-cli-build.js
+/testem.js
+/tests/
+/yarn-error.log
+/yarn.lock
+.gitkeep
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
+/package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.prettierignore

@@ -0,0 +1,25 @@
+# unconventional js
+/blueprints/*/files/
+/vendor/
+
+# compiled output
+/dist/
+/tmp/
+
+# dependencies
+/bower_components/
+/node_modules/
+
+# misc
+/coverage/
+!.*
+.eslintcache
+.lint-todo/
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
+/package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.prettierrc.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = {
+  singleQuote: true,
+};

.template-lintrc.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = {
+  extends: 'recommended',
+};

CONTRIBUTING.md

@@ -0,0 +1,23 @@
+# How To Contribute
+
+## Installation
+
+* `git clone <repository-url>`
+* `cd ember-cli-clean-css`
+* `yarn install`
+
+## Linting
+
+* `yarn lint`
+* `yarn lint:fix`
+
+## Running tests
+
+* `yarn test` – Runs the test suite on the current Ember version
+
+## Running the dummy application
+
+* `ember serve`
+* Visit the dummy application at [http://localhost:4200](http://localhost:4200).
+
+For more information on using ember-cli, visit [https://cli.emberjs.com/release/](https://cli.emberjs.com/release/).

README.md

@@ -2,28 +2,17 @@
 
 [![Greenkeeper badge](https://badges.greenkeeper.io/ember-cli/ember-cli-clean-css.svg)](https://greenkeeper.io/)
 
-This README outlines the details of collaborating on this Ember addon.
-
 ## Installation
 
-* `git clone <repository-url>` this repository
-* `cd ember-cli-clean-css`
-* `npm install`
-* `bower install`
-
-## Running
-
-* `ember serve`
-* Visit your app at [http://localhost:4200](http://localhost:4200).
+```
+ember install ember-cli-clean-css
+```
 
-## Running Tests
+## Contributing
 
-* `npm test` (Runs `ember try:each` to test your addon against multiple Ember versions)
-* `ember test`
-* `ember test --server`
+See the [Contributing](CONTRIBUTING.md) guide for details.
 
-## Building
 
-* `ember build`
+## License
 
-For more information on using ember-cli, visit [https://ember-cli.com/](https://ember-cli.com/).
+This project is licensed under the [MIT License](LICENSE.md).

addon-config/targets.js

@@ -5,6 +5,6 @@ module.exports = {
     'ie 9',
     'last 1 Chrome versions',
     'last 1 Firefox versions',
-    'last 1 Safari versions'
-  ]
+    'last 1 Safari versions',
+  ],
 };

broccoli-clean-css.js

@@ -20,12 +20,17 @@ class CleanCSSFilter extends BroccoliPersistentFilter {
   cacheKeyProcessString(string, relativePath) {
     this.optionsHash = this.optionsHash || jsonStableStringify(this.options);
 
-    return `${this.optionsHash}${super.cacheKeyProcessString(string, relativePath)}`;
+    return `${this.optionsHash}${super.cacheKeyProcessString(
+      string,
+      relativePath
+    )}`;
   }
 
   setupCleanCSS() {
     let inputPath = this.inputPaths[0];
-    let cleanCSSOptions = Object.assign({}, this.options.cleanCSS, { returnPromise: true });
+    let cleanCSSOptions = Object.assign({}, this.options.cleanCSS, {
+      returnPromise: true,
+    });
 
     if (cleanCSSOptions.rebaseTo) {
       cleanCSSOptions.rebaseTo = path.join(inputPath, cleanCSSOptions.rebaseTo);
@@ -35,17 +40,21 @@ class CleanCSSFilter extends BroccoliPersistentFilter {
   }
 
   build() {
-    if (!this.cleanCSS) { this.setupCleanCSS(); }
+    if (!this.cleanCSS) {
+      this.setupCleanCSS();
+    }
 
     return super.build();
   }
 
   processString(contents, relativePath) {
     let fullPath = path.resolve(this.inputPaths[0], relativePath);
 
-    return this.cleanCSS.minify({
-      [fullPath]: { styles: contents }
-    }).then(result => result.styles);
+    return this.cleanCSS
+      .minify({
+        [fullPath]: { styles: contents },
+      })
+      .then((result) => result.styles);
   }
 }
 

config/environment.js

@@ -1,6 +1,6 @@
 /* eslint-env node */
 'use strict';
 
-module.exports = function(/* environment, appConfig */) {
-  return { };
+module.exports = function (/* environment, appConfig */) {
+  return {};
 };