desktop/eslint.config.js at main · datalayer/desktop · GitHub

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/*
 * Copyright (c) 2023-2025 Datalayer, Inc.
 * Distributed under the terms of the Modified BSD License.
 */

const js = require('@eslint/js');
const typescript = require('@typescript-eslint/eslint-plugin');
const typescriptParser = require('@typescript-eslint/parser');
const react = require('eslint-plugin-react');
const reactHooks = require('eslint-plugin-react-hooks');
const prettier = require('eslint-plugin-prettier');
const jsxA11y = require('eslint-plugin-jsx-a11y');

module.exports = [
  js.configs.recommended,
  {
    files: ['src/**/*.{ts,tsx,js,jsx}'],
    languageOptions: {
      parser: typescriptParser,
      parserOptions: {
        ecmaVersion: 2020,
        sourceType: 'module',
        ecmaFeatures: {
          jsx: true,
        },
        project: './tsconfig.json',
        tsconfigRootDir: __dirname,
      },
      globals: {
        window: 'readonly',
        document: 'readonly',
        process: 'readonly',
        console: 'readonly',
        Buffer: 'readonly',
        global: 'readonly',
        globalThis: 'readonly',
        __dirname: 'readonly',
        __filename: 'readonly',
        require: 'readonly',
        module: 'readonly',
        exports: 'readonly',
        setTimeout: 'readonly',
        clearTimeout: 'readonly',
        setInterval: 'readonly',
        clearInterval: 'readonly',
        setImmediate: 'readonly',
        clearImmediate: 'readonly',
        Promise: 'readonly',
      },
    },
    plugins: {
      '@typescript-eslint': typescript,
      react: react,
      'react-hooks': reactHooks,
      prettier: prettier,
      'jsx-a11y': jsxA11y,
    },
    rules: {
      // TypeScript rules - ZERO TOLERANCE FOR ANY - BUILD FAILS IF ANY FOUND
      '@typescript-eslint/no-explicit-any': 'error', // BAN all explicit any types - NO EXCEPTIONS
      '@typescript-eslint/no-unused-vars': [
        'warn',
        {
          argsIgnorePattern: '^_',
          varsIgnorePattern: '^_',
        },
      ],
      '@typescript-eslint/no-non-null-assertion': 'warn',
      '@typescript-eslint/explicit-module-boundary-types': 'off',

      // React rules
      'react/react-in-jsx-scope': 'off',
      'react/no-unescaped-entities': 'off',
      'react/prop-types': 'off',

      // React Hooks rules
      'react-hooks/rules-of-hooks': 'error',
      'react-hooks/exhaustive-deps': 'off',

      // General rules
      'no-console': 'off',
      'no-unused-vars': 'off',
      'no-undef': 'off',
      'no-empty': 'off',
      'no-constant-condition': 'off',

      // Prettier
      'prettier/prettier': 'warn',
    },
    settings: {
      react: {
        version: 'detect',
      },
    },
  },
  {
    ignores: [
      'node_modules/**',
      'dist/**',
      'dist-electron/**',
      'build/**',
      '.vite/**',
      '*.config.js',
      '*.config.ts',
      'scripts/**',
      'src/**/*.js', // Polyfill files - legacy JS, not TS
      'src/**/__tests__/**', // Test files excluded from tsconfig.json
      'src/**/*.test.ts',
      'src/**/*.test.tsx',
      'src/**/*.spec.ts',
      'src/**/*.spec.tsx',
      'tests/**',
    ],
  },
];