.eslintrc.js

module.exports = {
  root: true,
  env: {
    browser: true,
    es2021: true,
    node: true,
    'jest/globals': true,
  },
  parser: '@typescript-eslint/parser',
  plugins: ['@typescript-eslint', 'jest'],
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:jest/recommended',
    'prettier',
  ],
  parserOptions: {
    ecmaVersion: 12,
    sourceType: 'module',
  },
  rules: {
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/explicit-module-boundary-types': [
      'warn',
      { allowArgumentsExplicitlyTypedAsAny: true },
    ],
    '@typescript-eslint/no-unused-vars': [
      'warn',
      { varsIgnorePattern: '^_', argsIgnorePattern: '^_', caughtErrorsIgnorePattern: '^_' },
    ],
    '@typescript-eslint/no-inferrable-types': ['off'],
    'max-len': ['error', { code: 100 }],
  },
}