eslint.config.js

import eslint from '@eslint/js';
import tsParser from '@typescript-eslint/parser';
import globals from 'globals';
import tseslint from 'typescript-eslint';

export default [
  eslint.configs.recommended,
  ...tseslint.configs.recommended,
  {
    languageOptions: {
      globals: {
        ...globals.browser,
      },
      parser: tsParser,
      ecmaVersion: 2022,
      sourceType: 'module',
      parserOptions: { project: './tsconfig.json' },
    },
    rules: {
      'linebreak-style': ['error', 'unix'],
      'no-constant-condition': ['error', { checkLoops: false }],
      'no-prototype-builtins': 'off',
      'prefer-const': ['error', { destructuring: 'all' }],
      quotes: ['error', 'single', { avoidEscape: true }],
      semi: ['error', 'always'],
      '@typescript-eslint/no-empty-function': 'off',
      '@typescript-eslint/no-explicit-any': 'off',
      '@typescript-eslint/no-floating-promises': [
        'warn',
        { ignoreIIFE: false },
      ],
      '@typescript-eslint/no-misused-promises': [
        'warn',
        { checksVoidReturn: false },
      ],
      '@typescript-eslint/no-non-null-assertion': 'off',
    },
  },
  {
    files: ['**/*.js'],
    languageOptions: {
      ecmaVersion: 2022,
      sourceType: 'script',
      parserOptions: { project: null },
    },
    rules: {
      '@typescript-eslint/no-floating-promises': 'off',
      '@typescript-eslint/no-misused-promises': 'off',
    },
  },
  {
    files: ['*.js', '*.ts'],
    languageOptions: {
      globals: { ...globals.nodeBuiltin },
    },
  },
];