.eslintrc.js

module.exports = {
  plugins: ['prettier'],
  extends: [
    'eslint-config-prettier', // Uses eslint-config-prettier to disable ESLint rules from @typescript-eslint/eslint-plugin that would conflict with prettier.
    'google', // Uses google style guide for js.
    'plugin:prettier/recommended', // Enables eslint-plugin-prettier and displays prettier errors as ESLint errors. Make sure this is always the last configuration in the extends array.
  ],
  env: {
    es6: true,
    node: true,
    mocha: true,
    browser: true,
  },
  parser: 'babel-eslint',
  parserOptions: {
    ecmaVersion: 2018,
    sourceType: 'module',
  },
  globals: {
    customElements: true,
  },
  rules: {
    indent: [
      'error',
      2,
      {
        SwitchCase: 1,
      },
    ],
    'new-cap': 0,
    'require-jsdoc': 0,
  },
};