.eslintrc.json

{
    "extends": [
        "airbnb",
        "plugin:jest/recommended"
    ],
    "installedESLint": true,
    "parser": "babel-eslint",
    "plugins": [
        "react",
        "jest"
    ],
    "parserOptions": {
        "ecmaVersion": 7,
        "ecmaFeatures": {
            "classes": true,
            "jsx": true
        }
    },
    "rules": {
        "no-console": "off",
        "class-methods-use-this": "off",
        "arrow-body-style": "off",
        "react/jsx-uses-react": "error",
        "react/jsx-uses-vars": "error",
        "react/jsx-filename-extension": "error",
        "react/prop-types": "off",
        "import/no-extraneous-dependencies": [
            "error",
            {
                "devDependencies": [
                    "**/*.test.{js,jsx}",
                    "webpack/**/*.js"
                ]
            }
        ]
    },
    "settings": {
        "import/extensions": [".js", ".jsx"],
        "import/resolver": {
            "node": {
                "extensions": [".js", ".jsx", ".json"]
            }
        }
    },
    "globals": {
        "fetch": true,
        "__DEV__": true,
        "__TEST__": true,
        "__PROD__": true,
        "__REDUX_DEVTOOLS_EXTENSION_COMPOSE__": true
    },
    "env": {
      "browser": true,
      "jest/globals": true
    }
}