.eslintrc.js

module.exports = {
  env: {
    browser: true,
    commonjs: true,
    es2021: true,
    jest: true,
    node: true
  },
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:import/errors',
    'plugin:import/warnings',
    'plugin:import/typescript',
    'prettier',
    'plugin:prettier/recommended'
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaVersion: 12,
    sourceType: 'module'
  },
  plugins: ['@typescript-eslint'],
  ignorePatterns: ['**/dist/*'],
  rules: {
    'linebreak-style': ['error', 'unix'],
    'no-unused-vars': 'off',
    '@typescript-eslint/no-unused-vars': ['error'],
    quotes: ['error', 'single'],
    semi: ['error', 'always'],
    'no-undef': ['error'],
    'prettier/prettier': 'error',
    'no-console': 'off',
    'import/extensions': [
      'error',
      'ignorePackages',
      {
        js: 'never',
        jsx: 'never',
        ts: 'never',
        tsx: 'never'
      }
    ]
  }
};