.eslintrc.js

module.exports = {
  root: true,
  parser: '@typescript-eslint/parser',
  plugins: ['@typescript-eslint', 'node', 'prettier', 'import',],
  parserOptions: {
    tsconfigRootDir: __dirname,
    project: ['./tsconfig.json'],
  },
  extends: [
    'eslint:recommended',
    'plugin:node/recommended',
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:@typescript-eslint/recommended-requiring-type-checking',
    'plugin:prettier/recommended',
    'plugin:import/typescript',
  ],
  ignorePatterns: ['lib/', 'node_modules/', 'coverage/', 'jest.config.js', '.eslintrc.js'],
  settings: {
    'import/resolver': {
      typescript: {
        alwaysTryTypes: true,
        project: './tsconfig.json',
      },
      // node: {
      //   paths: ['src'],
      //   extensions: ['.js', '.jsx', '.ts', '.tsx']
      // }
    }
  },
  rules: {
    'prettier/prettier': 'warn',
    'node/no-missing-import': 'off',
    'node/no-empty-function': 'off',
    'node/no-unsupported-features/es-syntax': 'off',
    'node/no-missing-require': 'off',
    'node/shebang': 'off',
    '@typescript-eslint/no-use-before-define': 'off',
    'node/no-unpublished-import': 'off',
    '@typescript-eslint/no-unsafe-assignment': 'off',
    '@typescript-eslint/ban-ts-comment': 'off',
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/no-unused-vars': 'warn',
    'sort-imports': [
      'warn',
      {
        ignoreCase: false,
        ignoreDeclarationSort: true, // don't want to sort import lines, use eslint-plugin-import instead
        ignoreMemberSort: false,
        memberSyntaxSortOrder: ['none', 'all', 'multiple', 'single'],
        allowSeparatedGroups: true,
      },
    ],
    'import/order': [
      'warn',
      {
        groups: ['builtin', 'external', 'internal', ['sibling', 'parent'], 'index', 'unknown'],
        'newlines-between': 'always',
        alphabetize: {
          /* sort in ascending order. Options: ['ignore', 'asc', 'desc'] */
          order: 'asc',
          /* ignore case. Options: [true, false] */
          caseInsensitive: true,
        },
      },
    ],
    'import/no-unresolved': 'error',
    '@typescript-eslint/no-unsafe-argument': 'warn',
    '@typescript-eslint/no-var-requires': 'warn',
    '@typescript-eslint/no-empty-function': 'warn',
    'prefer-const': 'warn',
    'no-empty-function': 'warn',
    'no-console': 'warn',
    indent: ['off', 2, { SwitchCase: 1, ignoredNodes: ['PropertyDefinition'] }],
    'linebreak-style': ['error', 'unix'],
    quotes: ['error', 'single'],
    semi: ['error', 'always'],
    'comma-dangle': [
      'error',
      {
        arrays: 'only-multiline',
        objects: 'only-multiline',
        imports: 'only-multiline',
        exports: 'only-multiline',
        functions: 'only-multiline',
      },
    ],
    'no-cond-assign': ['error', 'always'],
    'no-trailing-spaces': 'error',
    'no-multi-spaces': ['error', { ignoreEOLComments: true }],
    'object-curly-newline': [
      'error',
      {
        ImportDeclaration: { multiline: true, minProperties: 6 },
        ExportDeclaration: { multiline: true, minProperties: 6 },
      },
    ],
    'no-unused-vars': ['warn', { vars: 'all', args: 'none', ignoreRestSiblings: false }],
    'no-unused-expressions': ['error', { allowShortCircuit: true, allowTernary: true }],
    'no-duplicate-imports': ['error', { includeExports: true }],
    '@typescript-eslint/no-unsafe-member-access': 'warn'
  },
};