.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    sourceType: 'module',
    project: './tsconfig.json',
  },
  settings: {
    version: 'detect',
  },
  plugins: [
    '@typescript-eslint',
    'chai-friendly',
    'jest',
    'import',
    'prettier',
  ],
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:unicorn/recommended',
    'xo/browser',
    'xo-typescript/space',
    'xo-react/space',
    'plugin:jest/recommended',
    'plugin:import/errors',
    'plugin:import/warnings',
    'plugin:import/typescript',
    'prettier',
  ],
  overrides: [
    {
      files: ['src/**/*.ts', 'tests/**/*.ts'],
      rules: {
        'no-multiple-empty-lines': ['error', { max: 1, maxEOF: 0, maxBOF: 0 }],
        'no-undef': 2,
        'no-console': 'error',
        'capitalized-comments': 0,
        'func-style': ['error', 'declaration'],
        'no-constant-binary-expression': 0,
        'import/no-unresolved': 'error',
        'import/no-relative-parent-imports': 'error',
        'import/newline-after-import': 'error',
        'import/no-anonymous-default-export': 'error',
        'unicorn/filename-case': ['error', { case: 'camelCase' }],
        'unicorn/prefer-optional-catch-binding': 0, // Doubleup
        'unicorn/consistent-destructuring': 0,
        'unicorn/prefer-node-protocol': 0,
        'unicorn/import-style': 0,
        'unicorn/prefer-array-flat': 0,
        'unicorn/no-array-for-each': 0,
        'unicorn/prevent-abbreviations': 'off',
        '@typescript-eslint/naming-convention': 'off',
        '@typescript-eslint/non-nullable-type-assertion-style': 'off',
        '@typescript-eslint/explicit-function-return-type': 'error',
        '@typescript-eslint/no-unused-vars': 'error',
        '@typescript-eslint/consistent-type-imports': [
          'error',
          {
            prefer: 'type-imports',
            disallowTypeAnnotations: true,
          },
        ],
      },
    },
    {
      files: ['tests/**/*test.ts'],
      rules: {
        '@typescript-eslint/no-require-imports': 0,
        'unicorn/prefer-module': 0,
        'jest/no-conditional-expect': 0,
      },
    },
    {
      files: ['types/tests/**/*.ts', 'types/tests/**/*.tsx'],
      rules: {
        'import/no-unassigned-import': 0,
        '@typescript-eslint/no-unused-vars': 0,
        '@typescript-eslint/no-unsafe-call': 0,
      },
    },
    {
      files: ['**/types/**/*.ts'],
      rules: {
        'import/no-relative-parent-imports': 0,
        'unicorn/prefer-export-from': 0,
      },
    },
  ],
  ignorePatterns: [
    '/tests/plugin.test.js',
    '/tests/stitches.config.js',
    '/tests/__fixtures__',
    '/types/macro.d.ts',
    '/types',
    '/.eslintrc.js',
    '/macro.js',
    '/sandbox',
    '/jest.config.ts',
  ],
  globals: { JSX: true, AriaAttributes: true, process: true },
  env: { browser: false, node: true, es6: true },
}