eslint.config.mjs

import tseslint from 'typescript-eslint'
import react from 'eslint-plugin-react'
import reactHooks from 'eslint-plugin-react-hooks'
import prettier from 'eslint-config-prettier'

export default tseslint.config(
  { ignores: ['out/**', 'dist/**'] },
  ...tseslint.configs.strict,
  {
    rules: {
      // ── TypeScript strict ──────────────────────────────────────
      '@typescript-eslint/no-unused-vars': [
        'error',
        { argsIgnorePattern: '^_', varsIgnorePattern: '^_', destructuredArrayIgnorePattern: '^_' },
      ],

      // ── JavaScript best practices ──────────────────────────────
      eqeqeq: ['error', 'always'],
      'no-console': ['error', { allow: ['warn', 'error'] }],
      'no-debugger': 'error',
      'prefer-const': 'error',
      'no-var': 'error',
      'no-eval': 'error',
      'no-implied-eval': 'error',
      'no-new-func': 'error',
      'no-return-assign': ['error', 'always'],
      'no-self-compare': 'error',
      'no-template-curly-in-string': 'warn',
    },
  },
  {
    files: ['src/renderer/**/*.{ts,tsx}'],
    plugins: {
      react,
      'react-hooks': reactHooks,
    },
    settings: {
      react: { version: 'detect' },
    },
    rules: {
      ...react.configs.recommended.rules,
      ...reactHooks.configs.recommended.rules,
      'react/react-in-jsx-scope': 'off',
      // Promote hooks rules to error — stale closures are bugs, not warnings
      'react-hooks/exhaustive-deps': 'error',
      'react-hooks/rules-of-hooks': 'error',
    },
  },
  {
    files: ['src/**/*.test.ts', 'src/**/*.test.tsx', 'src/__test__/**'],
    rules: {
      // Relax in test files
      '@typescript-eslint/no-non-null-assertion': 'off',
      'no-console': 'off',
    },
  },
  prettier,
)