.eslintrc.json

{
    "extends": ["react-app", "eslint:recommended", "plugin:react/recommended"],
    "plugins": ["react"],
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        }
    },
    "rules": {
        "no-unneeded-ternary": 2,
        "prefer-arrow-callback": 2,
        "complexity": [2, 10],
        "no-unused-vars": [2],
        "max-statements": [2, 20],
        "max-statements-per-line": [
            2,
            {
                "max": 1
            }
        ],
        "max-nested-callbacks": [2, 3],
        "max-depth": [
            2,
            {
                "max": 2
            }
        ],
        "eqeqeq": 2,
        "no-eval": 2,
        "no-var": 2,
        "prefer-const": 2,
        "max-lines": [
            2,
            { "max": 200, "skipBlankLines": true, "skipComments": true }
        ],
        "no-return-assign": 2,
        "no-param-reassign": 2,
        "array-callback-return": 2,
        "react/button-has-type": 2,
        "react/no-children-prop": 2,
        "react/no-danger": 2,
        "react/no-direct-mutation-state": 2,
        "react/no-multi-comp": [2, { "ignoreStateless": true }],
        "react/no-typos": 2,
        "react/no-this-in-sfc": 2,
        "react/prefer-stateless-function": 2,
        "react/react-in-jsx-scope": 2,
        "react/sort-comp": 2,
        "react/sort-prop-types": 2,
        "react/style-prop-object": 2,
        "react/void-dom-elements-no-children": 2,
        "react/jsx-pascal-case": 2,
        "react/jsx-props-no-multi-spaces": 2,
        "react/jsx-sort-props": 2,
        "react/prop-types": 2
    }
}