.eslintrc.js

module.exports = {
  root: true,
  env: {
    commonjs: true,
    es2024: true,
    node: true,
  },
  plugins: ['node', 'promise', 'unicorn'],
  extends: [
    'eslint:recommended',
    'eslint-config-prettier',
    'plugin:promise/recommended',
  ],
  parserOptions: {
    ecmaVersion: 2024,
  },
  rules: {
    'no-console': 'off',
    'no-extend-native': 'error',
    'no-promise-executor-return': 'error',
    'no-use-before-define': ['error', 'nofunc'],
    'no-unused-vars': [
      'error',
      {
        vars: 'all',
        args: 'after-used',
        ignoreRestSiblings: false,
        argsIgnorePattern: '^_',
      },
    ],
    'no-var': 'error',
    'prefer-arrow-callback': 'error',
    'prefer-const': 'error',
    'require-await': 'error',
    'spaced-comment': ['error', 'always'],
    eqeqeq: ['error', 'smart'],
    quotes: [
      'error',
      'single',
      { avoidEscape: true, allowTemplateLiterals: false },
    ],

    // node
    'node/no-missing-require': 'error',
    'node/no-unsupported-features/es-builtins': ['error', { version: '20' }],
    'node/no-unsupported-features/es-syntax': ['error', { version: '20' }],
    'node/no-unsupported-features/node-builtins': ['error', { version: '20' }],
  },
};