.eslintrc

{
  "extends": [
    "react-app",
    "eslint:recommended",
    "plugin:react/recommended"
  ],
  // "env": {
  //   "browser": true,
  //   "commonjs": true,
  //   "node": true,
  //   "es6": true
  // },
  // "parser": "babel-eslint",
  // "parserOptions": {
  //   "ecmaVersion": 6,
  //   "sourceType": "module",
  //   "ecmaFeatures": {
  //     "jsx": true,
  //     // "modules": true
  //   }
  // },
  "plugins": [
    "react"
  ],
  "rules": {
    "comma-dangle": ["warn", "always-multiline"],
    "curly": ["warn", "multi-line", "consistent"],
    "indent": ["warn", 2],
    "max-len": ["warn", {"code": 120, "ignoreComments": true, "ignorePattern": "http|return|svg"}],
    "no-console": "off",
    "no-undef": "off",
    // "object-curly-spacing": ["warn", "never", { "objectsInObjects": true }], // issue https://github.com/eslint/eslint/issues/9973
    "react/jsx-curly-spacing": ["warn", {"when": "never", "attributes": {"allowMultiline": false}, "children": false}],
    // "react/jsx-tag-spacing": ["warn", {
    //   "closingSlash": "never",
    //   "beforeSelfClosing": "never",
    //   "afterOpening": "never",
    //   "beforeClosing": "never"
    // }],
    "react/display-name": "off",
    "react/prop-types": "off",
    "strict": ["error", "global"],
    "semi": ["error", "never"],
  }
}