module.exports = { plugins: [ '@typescript-eslint', 'react', 'react-hooks', 'jest', 'jsx-a11y', '@eslint-react/eslint-plugin', ], extends: [ 'eslint:recommended', 'plugin:react/recommended', // Uses the recommended rules from @eslint-plugin-react 'plugin:react-hooks/recommended', 'prettier', // Uses eslint-config-prettier to disable ESLint rules from @typescript-eslint/eslint-plugin that would conflict with prettier 'plugin:prettier/recommended', // Enables eslint-plugin-prettier and displays prettier errors as ESLint errors. Make sure this is always the last configuration in the extends array. 'plugin:jsx-a11y/recommended', ], overrides: [ { extends: [ 'plugin:jsdoc/recommended', // Functional rule configurations, for best best practices and code correctness 'plugin:@typescript-eslint/recommended', // Stylistic rule configurations, for consistent and predictable syntax usage 'plugin:@typescript-eslint/stylistic-type-checked', // Eslint React plugin 'plugin:@eslint-react/recommended-legacy', ], files: ['**/*.{ts,tsx}'], parserOptions: { tsconfigRootDir: __dirname, project: ['./tsconfig.json'], }, rules: { '@typescript-eslint/explicit-function-return-type': 'off', '@typescript-eslint/no-unused-vars': 'warn', '@typescript-eslint/no-explicit-any': 'warn', '@typescript-eslint/prefer-optional-chain': 'warn', '@typescript-eslint/prefer-as-const': 'error', '@typescript-eslint/await-thenable': 'error', '@typescript-eslint/no-var-requires': 'off', '@typescript-eslint/no-unnecessary-type-assertion': 'error', '@typescript-eslint/default-param-last': 'error', '@typescript-eslint/prefer-for-of': 'warn', '@typescript-eslint/prefer-includes': 'error', '@typescript-eslint/prefer-string-starts-ends-with': 'error', '@typescript-eslint/switch-exhaustiveness-check': 'error', // causes a build error and has a lot of effects on components '@typescript-eslint/prefer-nullish-coalescing': 'off', // better readability by naming keys '@typescript-eslint/consistent-indexed-object-style': 'off', // JSDOC extends overrides: disable some of extends rules // JSdoc is not always needed 'jsdoc/require-jsdoc': 0, // Prefer declaring types with typescript 'jsdoc/require-returns': 0, 'jsdoc/require-returns-type': 0, 'jsdoc/require-param': 0, 'jsdoc/require-param-type': 0, // Allow some params to be described and some to be omitted 'jsdoc/check-param-names': 0, // a11y label fix, nesting is enough 'jsx-a11y/label-has-associated-control': 0, // Note: you must disable the base rule as it can report incorrect errors 'require-await': 'off', '@typescript-eslint/require-await': 'error', // disable recommandations '@eslint-react/hooks-extra/no-redundant-custom-hook': 0, // great rule but should not be run in tests files '@eslint-react/hooks-extra/no-direct-set-state-in-use-effect': 0, // to enable in another MR will have a lot of impact '@eslint-react/dom/no-dangerously-set-innerhtml': 0, // used for for injecting html tags '@eslint-react/no-array-index-key': 0, '@eslint-react/no-unused-class-component-members': 0, // disabled for ".d.ts" files '@eslint-react/no-leaked-conditional-rendering': 'error', // important ! avoids rendering 0 }, }, { files: ['**/*.spec.{ts,tsx}'], extends: ['plugin:jest/recommended', 'plugin:testing-library/react'], rules: { 'jest/no-mocks-import': 0, // For testing View components which renders other components -> implementation tests ? 'testing-library/no-container': 0, // Allows checking classes on containers -> could be fixed 'testing-library/no-node-access': 0, }, }, ], parser: '@typescript-eslint/parser', // Specifies the ESLint parser parserOptions: { ecmaVersion: 2020, // Allows for the parsing of modern ECMAScript features sourceType: 'module', // Allows for the use of imports ecmaFeatures: { jsx: true, // Allows for the parsing of JSX }, }, rules: { // Place to specify ESLint rules. Can be used to overwrite rules specified from the extended configs // Note: you must disable the base rule as it can report incorrect errors 'no-unused-vars': 'off', 'no-case-declarations': 'warn', camelcase: 'warn', 'react/prop-types': 'warn', 'no-console': 'off', 'no-param-reassign': 'warn', 'spaced-comment': ['error', 'always', { block: { exceptions: ['*'] } }], 'react/self-closing-comp': 'warn', 'react/jsx-curly-brace-presence': ['error'], 'react/jsx-no-useless-fragment': ['error'], // Rule to suggest using useAppDispatch instead of regular useDispatch 'no-restricted-imports': 'off', '@typescript-eslint/no-restricted-imports': [ 'warn', { name: 'react-redux', importNames: ['useSelector', 'useDispatch'], message: 'Use typed hooks `useAppDispatch` and `useAppSelector` instead.', }, ], }, root: true, settings: { react: { version: 'detect', // Tells eslint-plugin-react to automatically detect the version of React to use }, }, env: { browser: true, node: true, }, }