.eslintrc.json

{
    "root": true,
    "extends": "airbnb-base",
    "env": {
        "node": true,
        "es6": true,
        "mocha": true,
        "commonjs": true
    },
    "parser": "babel-eslint",
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "module",
        "allowImportExportEverywhere": true,
        "ecmaFeatures": {
            "jsx": true
        }
    },
    "plugins": [
        "flowtype"
    ],
    "globals": {
        "_": false
    },
    "rules": {
        "one-var": 0,
        "camelcase": 0,
        "no-process-env": 0,
        "one-var-declaration-per-line": 0,
        "import/no-dynamic-require": 0,
        "new-cap": 0,
        "no-undefined": 0,
        "import/no-extraneous-dependencies": ["error",
            {
                "devDependencies": true,
                "optionalDependencies": false,
                "peerDependencies": false
            }
        ],
        "consistent-return": 0,
        "no-param-reassign": 0,
        "linebreak-style": 0,
        "comma-dangle": 0,
        "curly": ["error", "multi-line"],
        "no-undef": "off",
        "import/no-unresolved": [0, { "commonjs": true }],
        "no-shadow": ["off",
            {
                "allow": ["req", "res", "err"]
            }
        ],
        "valid-jsdoc": [
            "error",
            {
                "requireReturn": true,
                "requireReturnType": true,
                "requireParamDescription": false,
                "requireReturnDescription": true
            }
        ],
        "require-jsdoc": [
            "error",
            {
                "require": {
                    "FunctionDeclaration": true,
                    "MethodDefinition": true,
                    "ClassDeclaration": true
                }
            }
        ]
    }
}