.eslintrc.js

module.exports = {
    "env": {
        "browser": true,
        "es6": true,
        "jasmine": true
    },
    "globals": {
        "$": true
    },
    "extends": ["eslint:recommended", "plugin:react/recommended"],
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        },
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "plugins": [
        "react"
    ],
    "rules": {
        "indent": ["error", 4],
        "linebreak-style": ["error", "unix"],
        "quotes": ["error", "single"],
        "semi": ["error", "always"],
        "no-console": ["error", {"allow": ["warn", "error"]}],
        "react/no-deprecated": [1],
        "react/jsx-no-target-blank": [0]
    },
    "settings": {
        "react": {
            "version": "16.2"
        }
    },
    "overrides": [
        {
            "files": ["webpack.config.js", "*.config.js"],
            "env": {
                "node": true,
                "commonjs": true
            },
            "globals": {
                "__dirname": "readonly",
                "process": "readonly"
            }
        }
    ]
};