AppFlowy/frontend/appflowy_web/.eslintrc.cjs

module.exports = {
  // https://eslint.org/docs/latest/use/configure/configuration-files
  env: {
    browser: true,
    es6: true,
    node: true,
  },
  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended'],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    sourceType: 'module',
    tsconfigRootDir: __dirname,
    extraFileExtensions: ['.json'],
  },
  plugins: ['@typescript-eslint',  "react-hooks"],
  rules: {
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "error",
    '@typescript-eslint/adjacent-overload-signatures': 'error',
    '@typescript-eslint/no-empty-function': 'error',
    '@typescript-eslint/no-empty-interface': 'error',
    '@typescript-eslint/no-floating-promises': 'error',
    '@typescript-eslint/await-thenable': 'error',
    '@typescript-eslint/no-namespace': 'error',
    '@typescript-eslint/no-unnecessary-type-assertion': 'error',
    '@typescript-eslint/no-redeclare': 'error',
    '@typescript-eslint/prefer-for-of': 'error',
    '@typescript-eslint/triple-slash-reference': 'error',
    '@typescript-eslint/unified-signatures': 'error',
    'no-shadow': 'off',
    '@typescript-eslint/no-shadow': 'off',
    'constructor-super': 'error',
    eqeqeq: ['error', 'always'],
    'no-cond-assign': 'error',
    'no-duplicate-case': 'error',
    'no-duplicate-imports': 'error',
    'no-empty': [
      'error',
      {
        allowEmptyCatch: true,
      },
    ],
    'no-invalid-this': 'error',
    'no-new-wrappers': 'error',
    'no-param-reassign': 'error',
    'no-sequences': 'error',
    'no-throw-literal': 'error',
    'no-unsafe-finally': 'error',
    'no-unused-labels': 'error',
    'no-var': 'error',
    'no-void': 'off',
    'prefer-const': 'error',
    'prefer-spread': 'off',
    '@typescript-eslint/no-unused-vars': [
      'error',
      {
        argsIgnorePattern: '^_',
      }
    ],
    'padding-line-between-statements': [
      "error",
      { blankLine: "always", prev: ["const", "let", "var"], next: "*"},
      { blankLine: "any",    prev: ["const", "let", "var"], next: ["const", "let", "var"]},
      { blankLine: "always", prev: "import", next: "*" },
      { blankLine: "any", prev: "import", next: "import" },
      { blankLine: "always", prev: "block-like", next: "*" },
      { blankLine: "always", prev: "block", next: "*" },

    ]
  },
  ignorePatterns: ['src/**/*.test.ts', '**/__tests__/**/*.json', 'package.json']
};