Add default babel support for class properties

CHANGELOG.md

@@ -6,6 +6,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.0.0] - 2021-08-11
+### Added
+- Default babel configuration
+  - Note: This might be a breaking change, if you have partially overwritten the `babelOptions` section in your ESLint config
+- Support for `@babel/plugin-proposal-class-properties`
+
+
 ## [1.1.0] - 2021-02-08
 ### Added
 - Babel support via `@babel/eslint-parser`
@@ -56,7 +63,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Basic implementation based on AirBnB ESLint configuration
 
-[Unreleased]: https://github.com/kellerkinderDE/eslint-config/compare/1.1.0...HEAD
+[Unreleased]: https://github.com/kellerkinderDE/eslint-config/compare/2.0.0...HEAD
+[2.0.0]: https://github.com/kellerkinderDE/eslint-config/compare/1.1.0...2.0.0
 [1.1.0]: https://github.com/kellerkinderDE/eslint-config/compare/1.0.0...1.1.0
 [1.0.0]: https://github.com/kellerkinderDE/eslint-config/compare/1.0.0-rc.4...1.0.0
 [1.0.0-rc.4]: https://github.com/kellerkinderDE/eslint-config/compare/1.0.0-rc.3...1.0.0-rc.4

README.md

@@ -61,6 +61,10 @@ ESLint config:
 }
 ```
 
+By default, this configuration comes with babel support for 
+[class properties](https://babeljs.io/docs/en/babel-plugin-proposal-class-properties).
+So unless other babel features are required, you can safely omit this part of the configuration.
+
 ## Troubleshooting
 
 ### `Linter` is not a constructor

index.js

@@ -24,5 +24,9 @@ module.exports = {
     parserOptions: {
         ecmaVersion: 2020,
         sourceType: 'module',
+        requireConfigFile: false,
+        babelOptions: {
+            plugins: ['@babel/plugin-proposal-class-properties'],
+        },
     },
 };