agora/eslint.config.mjs at main · SonicBotMan/agora · GitHub

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import eslint from '@eslint/js';
import tseslint from '@typescript-eslint/eslint-plugin';
import tsparser from '@typescript-eslint/parser';
import eslintConfigPrettier from 'eslint-config-prettier';
import reactHooks from 'eslint-plugin-react-hooks';
import reactRefresh from 'eslint-plugin-react-refresh';
import simpleImportSort from 'eslint-plugin-simple-import-sort';
import globals from 'globals';

export default [
  // Global ignores
  {
    ignores: [
      'dist/',
      'dist-electron/',
      'node_modules/',
      'release/',
      'build/',
      'SKILLs/',
      'sandbox/',
      'scripts/',
    ],
  },

  // Base recommended rules
  eslint.configs.recommended,

  // CommonJS / JS files (config files at root level)
  {
    files: ['**/*.{js,cjs,mjs}'],
    languageOptions: {
      globals: {
        ...globals.node,
      },
    },
  },

  // TypeScript files
  {
    files: ['**/*.{ts,tsx}'],
    languageOptions: {
      parser: tsparser,
      parserOptions: {
        ecmaVersion: 'latest',
        sourceType: 'module',
        ecmaFeatures: {
          jsx: true,
        },
      },
      globals: {
        ...globals.browser,
        ...globals.node,
        ...globals.es2021,
      },
    },
    plugins: {
      '@typescript-eslint': tseslint,
      'react-hooks': reactHooks,
      'react-refresh': reactRefresh,
      'simple-import-sort': simpleImportSort,
    },
    rules: {
      // TypeScript recommended rules (manually included for flat config)
      ...tseslint.configs.recommended.rules,

      // Tightened rules (warn level for gradual adoption)
      '@typescript-eslint/no-unused-vars': [
        'warn',
        {
          argsIgnorePattern: '^_',
          varsIgnorePattern: '^_',
        },
      ],
      '@typescript-eslint/no-explicit-any': 'warn',

      // React hooks (v7: keep classic rules as error, downgrade compiler rules to warn)
      'react-hooks/rules-of-hooks': 'error',
      'react-hooks/exhaustive-deps': 'warn',
      'react-hooks/static-components': 'warn',
      'react-hooks/use-memo': 'warn',
      'react-hooks/preserve-manual-memoization': 'warn',
      'react-hooks/incompatible-library': 'warn',
      'react-hooks/immutability': 'warn',
      'react-hooks/globals': 'warn',
      'react-hooks/refs': 'warn',
      'react-hooks/set-state-in-effect': 'warn',
      'react-hooks/error-boundaries': 'warn',
      'react-hooks/purity': 'warn',
      'react-hooks/set-state-in-render': 'warn',
      'react-hooks/unsupported-syntax': 'warn',
      'react-hooks/config': 'warn',
      'react-hooks/gating': 'warn',

      // React refresh
      'react-refresh/only-export-components': 'off',

      // Import sorting
      'simple-import-sort/imports': 'error',
      'simple-import-sort/exports': 'error',

      // Disable rules that TypeScript compiler already handles
      'no-undef': 'off',
      'no-redeclare': 'off',

      // ESLint 10 new rules — downgrade to warn for gradual adoption
      'no-useless-assignment': 'warn',
      'preserve-caught-error': 'warn',

      // Rules kept off (existing codebase compatibility)
      'no-control-regex': 'off',
      'no-useless-escape': 'off',
      'no-constant-condition': 'off',
      '@typescript-eslint/no-require-imports': 'off',
      '@typescript-eslint/ban-ts-comment': 'off',
    },
  },

  // Prettier must be last to override formatting rules
  eslintConfigPrettier,
];