.eslintrc

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true
    },
    "parser": "babel-eslint",
    "rules": {
        // Best practises.
        "curly": "warn",
        "dot-notation": "warn",
        "eqeqeq": "warn",
        "no-multi-spaces": "warn",
        "no-self-compare": "warn",
        "no-unused-expressions": "warn",
        "no-useless-concat": "warn",
        "no-useless-return": "warn",
        "no-useless-escape": "warn",
        "yoda": "warn",

        // Variables
        "no-unused-vars": "warn",

        // Stylistic
        "array-bracket-spacing": "warn",
        "block-spacing": "warn",
        "brace-style": "warn",
        "camelcase": "warn",
        "capitalized-comments": "warn",
        "comma-dangle": ["warn", {
            "arrays": "always-multiline",
            "objects": "always-multiline"
        }],
        "comma-spacing": "warn",
        "comma-style": "warn",
        "computed-property-spacing": "warn",
        "eol-last": "warn",
        "func-names": "warn",
        "indent": ["warn", 4, {
            "SwitchCase": 1
        }],
        "jsx-quotes": "warn",
        "key-spacing": "warn",
        "keyword-spacing": "warn",
        "max-len": "warn",
        "new-parens": "warn",
        "no-bitwise": "warn",
        "no-multiple-empty-lines": "warn",
        "no-trailing-spaces": "warn",
        "no-whitespace-before-property": "warn",
        "object-curly-newline": "warn",
        "object-curly-spacing": "warn",
        "quotes": "warn",
        // "require-jsdoc": "warn",

        //ECMAScript6
        "no-duplicate-imports": "warn",
        "no-var": "warn",
        "prefer-const": "warn",
        "prefer-rest-params": "warn",
        "prefer-spread": "warn",
        "prefer-template": "warn",
        "sort-imports": "warn",
        "template-curly-spacing": "warn",

        // React
        "react/jsx-sort-props": "warn",
        "react/prop-types": "off"
    },
    "extends": [
        "eslint:recommended", 
        "plugin:react/recommended"
    ]
}