.eslintrc.json

{
  "extends": [
    "plugin:jest/recommended",
    "plugin:react/recommended",
    "plugin:jsx-a11y/recommended"
  ],
  "settings": {
    "react": {
      "pragma": "React",
      "version": "16.4.1"
    }
  },
  "plugins": [
    "jest",
    "react",
    "jsx-a11y",
    "prettier"
  ],
  "env": {
    "jest/globals": true,
    "browser": true
  },
  "rules": {
    "curly": [
      "error",
      "all"
    ],
    "react/jsx-curly-brace-presence": "error",
    "react/display-name": "off",
    "react/jsx-uses-react": "error",
    "react/jsx-uses-vars": "error",
    "react/no-deprecated": "off",
    "react/prop-types": "off",
    "react/no-unescaped-entities": "off",
    "jest/no-disabled-tests": "warn",
    "jest/no-focused-tests": "error",
    "jest/no-identical-title": "error",
    "jest/prefer-to-have-length": "warn",
    "jest/valid-expect": "error",
    "import/prop-types": "off",
    "import/no-extraneous-dependencies": "off",
    "import/prefer-default-export": "off",
    "import/no-unresolved": "off",
    "import/extensions": "off",
    "indent": [
      "error",
      2,
      {
        "SwitchCase": 1
      }
    ],
    "id-length": 0,
    "semi": [
      "error",
      "always"
    ],
    "quotes": [
      1,
      "single"
    ],
    "object-curly-spacing": [
      "error",
      "always"
    ],
    "jsx-quotes": [
      "error",
      "prefer-double"
    ],
    "avoidEscape": "off",
    "prettier/prettier": "error"
  },
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "globals": {
    "Event": true
  }
}