const baseRules = { // This rule makes no sense when overriding class methods. This is used a lot in richtext-lexical. 'class-methods-use-this': 'off', 'arrow-body-style': 0, 'import/prefer-default-export': 'off', 'no-restricted-exports': ['warn', { restrictDefaultExports: { direct: true } }], 'no-console': 'warn', 'no-sparse-arrays': 'off', 'no-underscore-dangle': 'off', 'no-use-before-define': 'off', 'object-shorthand': 'warn', 'no-useless-escape': 'warn', 'perfectionist/sort-objects': [ 'error', { type: 'natural', order: 'asc', 'partition-by-comment': true, groups: ['top', 'unknown'], 'custom-groups': { top: ['_id', 'id', 'name', 'slug', 'type'], }, }, ], } const reactRules = { // react/jsx-max-props-per-line conflicts with prettier. Sometimes react/jsx-max-props-per-line tells you to put it on a new line, but prettier moves it back. 'react/jsx-max-props-per-line': 'off', // react/jsx-one-expression-per-line conflicts with prettier. Sometimes react/jsx-one-expression-per-line tells you to put it on a new line, but prettier moves it back. 'react/jsx-one-expression-per-line': 'off', // react/jsx-wrap-multilines conflicts with prettier. Sometimes react/jsx-wrap-multilines tells you to put it on a new line, but prettier moves it back. 'react/jsx-wrap-multilines': 'off', // react/jsx-indent conflicts with prettier. Sometimes react/jsx-indent tells you to put it on a new line, but prettier moves it back. 'react/jsx-indent': 'off', // react/jsx-curly-newline conflicts with prettier. Sometimes react/jsx-curly-newline tells you to put it on a new line, but prettier moves it back. 'react/jsx-curly-newline': 'off', 'react/no-unused-prop-types': 'off', 'react/prop-types': 'off', 'react/require-default-props': 'off', 'react/destructuring-assignment': 'warn', 'react/no-unescaped-entities': 'warn', 'jsx-a11y/anchor-is-valid': 'warn', 'jsx-a11y/control-has-associated-label': 'warn', 'jsx-a11y/no-static-element-interactions': 'warn', 'jsx-a11y/label-has-associated-control': 'warn', } const typescriptRules = { '@typescript-eslint/no-use-before-define': 'off', '@typescript-eslint/ban-ts-comment': 'off', // Type-aware any rules: '@typescript-eslint/no-unsafe-assignment': 'off', '@typescript-eslint/no-unsafe-member-access': 'off', '@typescript-eslint/no-unsafe-call': 'off', '@typescript-eslint/no-unsafe-argument': 'off', '@typescript-eslint/no-unsafe-return': 'off', '@typescript-eslint/unbound-method': 'warn', // This rule doesn't work well in .tsx files '@typescript-eslint/no-misused-promises': 'off', '@typescript-eslint/consistent-type-imports': 'warn', '@typescript-eslint/no-explicit-any': 'warn', // Type-aware any rules end // ts-expect should always be preferred over ts-ignore '@typescript-eslint/prefer-ts-expect-error': 'warn', // By default, it errors for unused variables. This is annoying, warnings are enough. '@typescript-eslint/no-unused-vars': [ 'warn', { vars: 'all', args: 'after-used', ignoreRestSiblings: false, argsIgnorePattern: '^_', varsIgnorePattern: '^_', destructuredArrayIgnorePattern: '^_', caughtErrorsIgnorePattern: '^ignore', }, ], '@typescript-eslint/no-base-to-string': 'warn', '@typescript-eslint/restrict-template-expressions': 'warn', '@typescript-eslint/no-redundant-type-constituents': 'warn', '@typescript-eslint/no-unnecessary-type-constraint': 'warn', '@typescript-eslint/ban-types': 'warn', } const baseExtends = [ 'eslint:recommended', 'plugin:perfectionist/recommended-natural', 'plugin:regexp/recommended', 'prettier', ] /** @type {import('eslint').Linter.Config} */ module.exports = { ignorePatterns: [ '*.d.ts', '**/tsconfig.json', 'package.json', '*.MD', '.tmp', '**/.git', '**/build', '**/dist/**', '**/node_modules', '**/temp', '*.yml', '*.json', ], env: { es6: true, browser: true, node: true, }, parserOptions: { ecmaFeatures: { jsx: true, }, ecmaVersion: 'latest', sourceType: 'module', }, plugins: [], // Plugins are defined in the overrides to be more specific and only target the files they are meant for. overrides: [ { files: ['**/*.ts'], plugins: ['@typescript-eslint'], extends: [...baseExtends, 'plugin:@typescript-eslint/recommended-type-checked'], parser: '@typescript-eslint/parser', rules: { ...baseRules, ...typescriptRules, }, }, { files: ['**/*.tsx'], plugins: ['@typescript-eslint'], extends: [ ...baseExtends, 'plugin:@typescript-eslint/recommended-type-checked', 'plugin:react/recommended', 'plugin:react-hooks/recommended', './configs/react/index.js', ], parser: '@typescript-eslint/parser', rules: { ...baseRules, ...typescriptRules, ...reactRules, }, }, { files: ['**/*.spec.ts'], plugins: ['@typescript-eslint'], extends: [ ...baseExtends, 'plugin:@typescript-eslint/recommended-type-checked', './configs/jest/index.js', ], parser: '@typescript-eslint/parser', rules: { ...baseRules, ...typescriptRules, '@typescript-eslint/unbound-method': 'off', }, }, { files: ['*.config.ts'], rules: { ...baseRules, ...typescriptRules, 'no-restricted-exports': 'off', }, }, { files: ['config.ts'], rules: { ...baseRules, ...typescriptRules, 'no-restricted-exports': 'off', }, }, ], rules: {}, // Rules are defined in the overrides to be more specific and only target the files they are meant for. settings: { 'import/parsers': { '@typescript-eslint/parser': ['.ts', '.tsx'], }, }, }