const { ERROR, OFF, SUCCESSOR, TYPESCRIPT_CONVERSION, TYPESCRIPT_EXTENSION, UNKNOWN, WARN, } = require('eslint-config-helpers'); /** @type { import('eslint').Linter.Config } */ module.exports = { settings: { react: { version: '16.8', // note: remember to always keep this in sync with `"react": "^16.8.3",` which is present in any package.json of a project using React. }, }, parser: '@typescript-eslint/parser', parserOptions: { project: [ './tsconfig.eslint.json', './packages/*/tsconfig.json', './plugins/*/tsconfig.json', ], tsconfigRootDir: __dirname, ecmaFeatures: { jsx: true, }, }, extends: [ 'plugin:@typescript-eslint/eslint-recommended', 'plugin:@typescript-eslint/recommended', 'plugin:react/recommended', 'plugin:react-hooks/recommended', ], plugins: [ '@typescript-eslint', 'react', 'jest', 'html', 'json', 'filenames', 'react-hooks', 'import', 'simple-import-sort', ], globals: { __DEV__: true, fail: true, NodeJS: true, HTMLDivElement: true, HTMLElement: true, HTMLInputElement: true, HTMLSelectElement: true, JSX: true, }, env: { browser: true, commonjs: true, es6: true, 'jest/globals': true, node: true, }, overrides: [ { files: ['*.js'], rules: { '@typescript-eslint/no-var-requires': OFF(UNKNOWN), }, }, ], rules: { 'array-bracket-spacing': ERROR, 'brace-style': SUCCESSOR(TYPESCRIPT_EXTENSION), 'camelcase': [ERROR, { allow: ['__export_format', '__export_date', '__export_source'] }], 'comma-dangle': [ERROR, 'always-multiline'], 'comma-spacing': ERROR, 'consistent-return': OFF('found to be too many false positives'), 'default-case': ERROR, 'default-case-last': ERROR, 'filenames/match-exported': [ERROR, 'kebab'], 'indent': [ERROR, 2, { SwitchCase: 1 }], 'eol-last': [ERROR, 'always'], 'eqeqeq': [ERROR, 'smart'], 'arrow-parens': [ERROR, 'as-needed'], 'arrow-spacing': ERROR, 'keyword-spacing': SUCCESSOR(TYPESCRIPT_EXTENSION), 'no-async-promise-executor': OFF(UNKNOWN), 'no-case-declarations': OFF(UNKNOWN), 'no-duplicate-imports': OFF(UNKNOWN), 'no-prototype-builtins': OFF(UNKNOWN), 'no-redeclare': OFF(UNKNOWN), 'no-unused-vars': OFF(UNKNOWN), 'no-use-before-define': OFF(UNKNOWN), 'no-var': ERROR, 'no-trailing-spaces': ERROR, 'no-multiple-empty-lines': [ERROR, { 'max': 1, 'maxEOF': 0 }], 'object-curly-spacing': [ERROR, 'always'], 'quotes': OFF(UNKNOWN), 'semi': SUCCESSOR(TYPESCRIPT_EXTENSION), 'space-before-function-paren': [ERROR, { anonymous: 'never', named: 'never', asyncArrow: 'always' }], 'space-infix-ops': SUCCESSOR(TYPESCRIPT_EXTENSION), 'space-unary-ops': ERROR, 'space-in-parens': ERROR, 'spaced-comment': [ERROR, 'always', { exceptions: ['/', '*', '-', '* '], // for ASCII art :) markers: [ '/', // for TypeScript directives, doxygen, vsdoc, etc. (which use `///`) '?', // for Quokka ], }], 'filenames/match-exported': [ERROR, 'kebab'], 'react/no-find-dom-node': OFF(UNKNOWN), 'react/no-unescaped-entities': OFF(TYPESCRIPT_CONVERSION), 'react/jsx-first-prop-new-line': [ERROR, 'multiline'], 'react/jsx-max-props-per-line': [ERROR, { maximum: 1, when: 'multiline' }], 'react/jsx-uses-react': ERROR, 'react/jsx-uses-vars': ERROR, 'react/jsx-indent': [ERROR, 2], 'react/jsx-indent-props': [ERROR, 2], 'react/prop-types': OFF(UNKNOWN), 'react/function-component-definition': [ERROR, { 'namedComponents': 'arrow-function', 'unnamedComponents': 'arrow-function', }], 'react/jsx-max-props-per-line': [ERROR, { 'maximum': 1, 'when': 'multiline' }], 'react/jsx-closing-bracket-location': [ERROR, 'line-aligned'], 'react/prefer-stateless-function': ERROR, 'react/jsx-key': [ERROR, { 'checkFragmentShorthand': true }], 'react/no-array-index-key': WARN(UNKNOWN), 'react/self-closing-comp': ERROR, 'react-hooks/exhaustive-deps': [ERROR, { // From react-use https://github.com/streamich/react-use/issues/1703#issuecomment-770972824 'additionalHooks': '^use(Async|AsyncFn|AsyncRetry|Debounce|UpdateEffect|IsomorphicLayoutEffect|DeepCompareEffect|ShallowCompareEffect)$', }], 'react-hooks/rules-of-hooks': ERROR, '@typescript-eslint/array-type': [ERROR, { default: 'array', readonly: 'array' }], '@typescript-eslint/ban-types': OFF(UNKNOWN), '@typescript-eslint/brace-style': [ERROR, '1tbs', { 'allowSingleLine': true }], '@typescript-eslint/consistent-type-definitions': [ERROR, 'interface'], '@typescript-eslint/explicit-module-boundary-types': OFF(UNKNOWN), '@typescript-eslint/keyword-spacing': ERROR, '@typescript-eslint/member-delimiter-style': ERROR, '@typescript-eslint/no-empty-function': OFF(UNKNOWN), '@typescript-eslint/no-empty-interface': [ERROR, { 'allowSingleExtends': true }], '@typescript-eslint/no-namespace': [ERROR, { allowDeclarations: true }], '@typescript-eslint/no-redeclare': ERROR, '@typescript-eslint/no-unused-vars': [ERROR, { ignoreRestSiblings: true }], '@typescript-eslint/no-use-before-define': ERROR, '@typescript-eslint/space-infix-ops': ERROR, '@typescript-eslint/semi': [ERROR, 'always'], '@typescript-eslint/quotes': [ERROR, 'single', { avoidEscape: true }], 'simple-import-sort/imports': ERROR, }, };