.eslintrc.js

module.exports = {
  parser: "babel-eslint",
  globals: {},
  env: {
    browser: true,
    es6: true,
    jest: true,
    node: true
  },
  extends: [
    "eslint:recommended",
    "plugin:prettier/recommended"
  ],
  parserOptions: {
    sourceType: "module",
  },
  rules: {
    "linebreak-style": ["error", "unix"],
    semi: ["error", "always"],
    "object-curly-spacing": ["error", "always"]
  }
};