.eslintrc.js

module.exports = {
  root: true,
  env: {
    node: true,
    es6: true,
  },
  parser: '@typescript-eslint/parser',
  parserOptions: {
    tsconfigRootDir: __dirname,
    project: ['./tsconfig.json', './tsconfig.build.json'],
  },
  plugins: ['@typescript-eslint'],
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:@typescript-eslint/recommended-requiring-type-checking',
  ],
  overrides: [
    {
      // Config files override
      files: [
        'tsup.config.ts',
        'vitest.config.ts',
        'jest.config.ts',
        '.eslintrc.js',
      ],
      rules: {
        '@typescript-eslint/no-var-requires': 'off',
        'import/no-default-export': 'off',
        '@typescript-eslint/no-unsafe-assignment': 'off',
        '@typescript-eslint/no-unsafe-member-access': 'off',
      },
    },
  ],
  rules: {
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/no-explicit-any': 'warn',
    '@typescript-eslint/no-unused-vars': [
      'error',
      {
        argsIgnorePattern: '^_',
        varsIgnorePattern: '^_',
      },
    ],
  },
  ignorePatterns: ['dist', 'node_modules', 'coverage', '*.js'],
};