@mobile-reality/eslint-config

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ESLint's configuration of Mobile Reality team.

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Table of Contents

• Requirements
• Installation and usage for a new project
• Installation and usage for an existing project
• Override
• Used packages
• License

Requirements

• node: ^16.13 || ^18.15.0
• eslint: ^8.37.0
• eslint-plugin-prettier: ^4.2.0

Installation and usage for a new project

1. Install @mobile-reality/eslint-config, eslint, prettier and eslint-plugin-prettier:

   yarn add -D @mobile-reality/eslint-config eslint@^8.37.0 prettier eslint-plugin-prettier

   or

   npm i -D @mobile-reality/eslint-config eslint@^8.37.0 prettier eslint-plugin-prettier

2. Add to your root .eslintrc.js file:

   module.exports = {
       root: true,
       env: {}, // env config is based on project scope eg is it only node or node+browser
       extends: [
           '@mobile-reality/eslint-config/XXX', // base config based on project scope, XXX described below
           'plugin:prettier/recommended', // to include prettier rules in eslint
       ],
       // if jest is used jest config should be added to overrides section
       overrides: [
           {
               files: ['test/**/*.test.ts'], // glob pattern has to match test files
               extends: ['@mobile-reality/eslint-config/configs/jest'],
           },
       ],
   };

   XXX is a preconfigured eslint config for MR projects. Supported configs with required peerDependencies (which must be installed in project):

   • node-javascript
   • node-typescript (@typescript-eslint/eslint-plugin@~5.31.0 @typescript-eslint/parser@~5.31.0)
   • react-javascript (eslint-plugin-react eslint-plugin-react-hooks eslint-plugin-jsx-a11y eslint-plugin-simple-import-sort)
   • react-typescript (@typescript-eslint/eslint-plugin@~5.31.0 @typescript-eslint/parser@~5.31.0 eslint-plugin-react eslint-plugin-react-hooks eslint-plugin-jsx-a11y eslint-plugin-simple-import-sort)
   • react-native (@typescript-eslint/eslint-plugin@~5.31.0 @typescript-eslint/parser@~5.31.0 eslint-plugin-react eslint-plugin-react-hooks eslint-plugin-jsx-a11y eslint-plugin-simple-import-sort eslint-plugin-react-native)

Installation and usage for an existing project

1. Remove all ESLint and prettier dependencies (e.g. eslint, prettier, eslint-plugin-prettier, @typescript-eslint/eslint-plugin etc.) from package.json
2. Reinstall node_modules (so remove them and install with npm i or yarn install)
3. Go to the installation step

Override

You can override rules by adding a rule to the rules section e.g.:

module.exports = {
    root: true,
    extends: ['@mobile-reality'],
    rules: {
        'no-console': 'off',
    },
};

Used packages

• @typescript-eslint/eslint-plugin
• @typescript-eslint/parser
• eslint-config-prettier
• eslint-plugin-flowtype
• eslint-plugin-jest
• eslint-plugin-jsx-a11y
• eslint-plugin-react
• eslint-plugin-react-hooks
• eslint-plugin-react-native
• eslint-plugin-simple-import-sort
• eslint-plugin-unicorn

License

MIT