.eslintrc

{
    "root": true,
    "extends": "eslint:recommended",
    "parserOptions": {
        "ecmaVersion": 5
    },
    "rules": {
        "array-bracket-newline": ["off", "consistent"],
        "array-bracket-spacing": ["error", "never", {
            "objectsInArrays": false,
            "arraysInArrays": false
        }],
        "block-spacing": ["error", "always"],
        "brace-style": "error",
        "camelcase": ["error", {
            "properties": "always"
        }],
        "comma-dangle": ["error", "never"],
        "comma-spacing": ["error", {
            "before": false,
            "after": true
        }],
        "curly": "error",
        "eol-last": ["error", "always"],
        "eqeqeq": [2, "allow-null"],
        "func-call-spacing": ["error", "never"],
        "indent": [ "error", 4, {
            "SwitchCase": 1
        }],
        "key-spacing": ["error", {
            "beforeColon": false,
            "afterColon": true
        }],
        "keyword-spacing": ["error", {
            "before": true,
            "after": true
        }],
        "no-eval": "error",
        "no-mixed-spaces-and-tabs": "error",
        "no-multiple-empty-lines": ["error", { "max": 2, "maxEOF": 1 }],
        "no-trailing-spaces": "error",
        "no-whitespace-before-property": "error",
        "no-undef": "error",
        "no-undef-init": "error",
        "no-unneeded-ternary": ["error", { "defaultAssignment": false }],
        "no-unused-vars": ["error", {
            "args": "none"
        }],
        "no-use-before-define": ["error", {
            "functions": false
        }],
        "object-curly-spacing": ["error", "always"],
        "one-var": ["error", "never"],
        "one-var-declaration-per-line": ["error", "always"],
        "operator-linebreak": "error",
        "quotes": ["error", "double", {
            "avoidEscape": true,
            "allowTemplateLiterals": true
        }],
        "semi": [ "error", "always" ],
        "semi-spacing": ["error", {
            "before": false,
            "after": true
        }],
        "space-before-blocks": "error",
        "space-before-function-paren": ["error", "never"],
        "space-in-parens": ["error", "never"],
        "space-infix-ops": "error",
        "space-unary-ops": ["error", {
            "words": true,
            "nonwords": false
        }],
        "spaced-comment": ["warn", "always", {
            "line": {
                "exceptions": ["-", "+", "="]
            },
            "block": {
                "exceptions": ["-", "+", "=", "*", "~"],
                "balanced": true
            }
        }],
        "strict": "error",
        "switch-colon-spacing": ["error", { "after": true, "before": false }],
        "valid-jsdoc": [ "warn", {
            "prefer": {
                "arg": "param",
                "argument": "param",
                "return": "returns"
            },
            "preferType": {
                "boolean": "Boolean",
                "number": "Number",
                "object": "Object",
                "string": "String"
            },
            "matchDescription": ".+",
            "requireReturn": false,
            "requireReturnType": true,
            "requireParamDescription": true,
            "requireReturnDescription": true
        }]
    }
}