.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    tsconfigRootDir: __dirname,
    project: ['./tsconfig.json'],
  },
  plugins: [
    '@typescript-eslint',
    'prettier',
    'jest',
    'import',
    'simple-import-sort',
    'unused-imports',
  ],
  extends: [
    'eslint:recommended',
    'plugin:prettier/recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:@typescript-eslint/recommended-requiring-type-checking',
    'plugin:jest/recommended',
  ],
  env: {
    node: true,
    es6: true,
  },
  rules: {
    'prettier/prettier': 'error',
    'no-console': 'warn',
    'sort-imports': 'off',
    'no-unused-vars': 'off',
    'jest/no-disabled-tests': 'off',
    '@typescript-eslint/no-unused-vars': [
      'error',
      {
        args: 'none',
      },
    ],
    '@typescript-eslint/no-inferrable-types': 'off',
    '@typescript-eslint/no-namespace': 'off',
    '@typescript-eslint/no-unsafe-return': 'warn',
    '@typescript-eslint/no-unsafe-assignment': 'warn',
    '@typescript-eslint/no-unsafe-member-access': 'warn',
    '@typescript-eslint/unbound-method': 'off',
  },
  settings: {
    'import/resolver': {
      typescript: {
        alwaysTryTypes: true,
      },
    },
  },
  overrides: [
    {
      files: ['**/*.ts'],
      rules: {
        'simple-import-sort/imports': [
          'error',
          {
            groups: [
              // Side effect imports.
              ['^\\u0000'],
              // Packages.
              ['^@?\\w'],
              // Parent imports. Put `..` last.
              ['^\\.\\.(?!/?$)', '^\\.\\./?$'],
              // Other relative imports. Put same-folder imports and `.` last.
              ['^\\./(?=.*/)(?!/?$)', '^\\.(?!/?$)', '^\\./?$'],
            ],
          },
        ],
      },
    },
  ],
  ignorePatterns: ['.eslintrc.js', 'package*.json'],
};