.eslintrc.json

{
  "env": {
    "browser": true,
    "commonjs": true,
    "es6": true,
    "jasmine": true
  },
  "parser": "babel-eslint",
  "extends": ["eslint:recommended", "plugin:react/recommended", "prettier"],
  "plugins": ["react", "babel", "import"],
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "rules": {
    "indent": [
      2,
      2,
      {
        "ignoredNodes": ["TemplateLiteral"]
      }
    ],
    "linebreak-style": [2, "unix"],
    "quotes": [2, "single"],
    "semi": [2, "never"],
    "comma-dangle": [2, "never"],
    "babel/object-curly-spacing": [2, "never"],
    "no-unused-expressions": [
      2,
      {
        "allowShortCircuit": true
      }
    ],
    "arrow-body-style": [2, "as-needed"],
    "curly": [2, "multi", "consistent"],
    "no-param-reassign": 0,
    "consistent-return": 0,
    "no-underscore-dangle": [
      2,
      {
        "allowAfterThis": true
      }
    ],
    "no-nested-ternary": 0,
    "no-prototype-builtins": 0,
    "react/jsx-equals-spacing": [2, "never"],
    "react/prop-types": [
      2,
      {
        "ignore": [
          "classes",
          "theme",
          "style",
          "className",
          "onFocus",
          "onBlur",
          "maxLength",
          "zIndex",
          "windowEvents"
        ]
      }
    ]
  },
  "settings": {
    "react": {
      "version": "^16.8.0"
    }
  }
}