.eslintrc.json

{
    "env": {
        "browser": true
    },
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "module",
        "ecmaFeatures": {
            "jsx": false
        }
    },
    "rules": {
        ////////// Possible Errors //////////

        "comma-dangle": 0, // disallow trailing commas in object literals
        "no-cond-assign": 0, // disallow assignment in conditional expressions
        "no-console": 1, // disallow use of console (off by default in the node environment)
        "no-constant-condition": 0, // disallow use of constant expressions in conditions
        "no-control-regex": 0, // disallow control characters in regular expressions
        "no-debugger": 1, // disallow use of debugger
        "no-dupe-args": 0, // disallow duplicate arguments in functions
        "no-dupe-keys": 0, // disallow duplicate keys when creating object literals
        "no-duplicate-case": 0, // disallow a duplicate case label
        "no-empty-character-class": 0, // disallow the use of empty character classes in regular expressions
        "no-empty": 1, // disallow empty statements
        "no-ex-assign": 0, // disallow assigning to the exception in a catch block
        "no-extra-boolean-cast": 0, // disallow double-negation boolean casts in a boolean context
        "no-extra-parens": 0, // disallow unnecessary parentheses (off by default)
        "no-extra-semi": 1, // disallow unnecessary semicolons
        "no-func-assign": 1, // disallow overwriting functions written as function declarations
        "no-inner-declarations": 0, // disallow function or variable declarations in nested blocks
        "no-invalid-regexp": 0, // disallow invalid regular expression strings in the RegExp constructor
        "no-irregular-whitespace": 0, // disallow irregular whitespace outside of strings and comments
        "no-negated-in-lhs": 0, // disallow negation of the left operand of an in expression
        "no-obj-calls": 0, // disallow the use of object properties of the global object (Math and JSON) as functions
        "no-regex-spaces": 0, // disallow multiple spaces in a regular expression literal
        "no-reserved-keys": 0, // disallow reserved words being used as object literal keys (off by default)
        "no-sparse-arrays": 0, // disallow sparse arrays
        "no-unreachable": 0, // disallow unreachable statements after a return, throw, continue, or break statement
        "use-isnan": 0, // disallow comparisons with the value NaN
        "valid-jsdoc": 0, // Ensure JSDoc comments are valid (off by default)
        "valid-typeof": 0, // Ensure that the results of typeof are compared against a valid string
        "no-unexpected-multiline": 1, // Avoid code that looks like two expressions but is actually one (off by default)

        ////////// Best Practices //////////

        "accessor-pairs": 1, // enforces getter/setter pairs in objects (off by default)
        "block-scoped-var": 0, // treat var statements as if they were block scoped (off by default)
        "complexity": 0, // specify the maximum cyclomatic complexity allowed in a program (off by default)
        "consistent-return": 0, // require return statements to either always or never specify values
        "curly": 1, // specify curly brace conventions for all control statements
        "default-case": 0, // require default case in switch statements (off by default)
        "dot-notation": 0, // encourages use of dot notation whenever possible
        "dot-location": 0, // enforces consistent newlines before or after dots (off by default)
        "eqeqeq": 1, // require the use of === and !==
        "guard-for-in": 0, // make sure for-in loops have an if statement (off by default)
        "no-alert": 0, // disallow the use of alert, confirm, and prompt
        "no-caller": 0, // disallow use of arguments.caller or arguments.callee
        "no-div-regex": 0, // disallow division operators explicitly at beginning of regular expression (off by default)
        "no-else-return": 1, // disallow else after a return in an if (off by default)
        "no-empty-label": 0, // disallow use of labels for anything other then loops and switches
        "no-eq-null": 0, // disallow comparisons to null without a type-checking operator (off by default)
        "no-eval": 2, // disallow use of eval()
        "no-extend-native": 0, // disallow adding to native types
        "no-extra-bind": 1, // disallow unnecessary function binding
        "no-fallthrough": 1, // disallow fallthrough of case statements
        "no-floating-decimal": 0, // disallow the use of leading or trailing decimal points in numeric literals (off by default)
        "no-implied-eval": 2, // disallow use of eval()-like methods
        "no-iterator": 0, // disallow usage of __iterator__ property
        "no-labels": 0, // disallow use of labeled statements
        "no-lone-blocks": 0, // disallow unnecessary nested blocks
        "no-loop-func": 1, // disallow creation of functions within loops
        "no-multi-spaces": 0, // disallow use of multiple spaces
        "no-multi-str": 0, // disallow use of multiline strings
        "no-native-reassign": 0, // disallow reassignments of native objects
        "no-new-func": 0, // disallow use of new operator for Function object
        "no-new-wrappers": 0, // disallows creating new instances of String, Number, and Boolean
        "no-new": 0, // disallow use of new operator when not part of the assignment or comparison
        "no-octal-escape": 0, // disallow use of octal escape sequences in string literals, such as var foo = "Copyright \251";
        "no-octal": 0, // disallow use of octal literals
        "no-param-reassign": 0, // disallow reassignment of function parameters (off by default)
        "no-process-env": 0, // disallow use of process.env (off by default)
        "no-proto": 0, // disallow usage of __proto__ property
        "no-redeclare": 0, // disallow declaring the same variable more then once
        "no-return-assign": 1, // disallow use of assignment in return statement
        "no-script-url": 0, // disallow use of javascript: urls
        "no-self-compare": 0, // disallow comparisons where both sides are exactly the same (off by default)
        "no-sequences": 0, // disallow use of comma operator
        "no-throw-literal": 0, // restrict what can be thrown as an exception (off by default)
        "no-unused-expressions": 0, // disallow usage of expressions in statement position
        "no-void": 0, // disallow use of void operator (off by default)
        "no-warning-comments": 0, // disallow usage of configurable warning terms in comments, e.g. TODO or FIXME (off by default)
        "no-with": 2, // disallow use of the with statement
        "radix": 2, // require use of the second argument for parseInt() (off by default)
        "vars-on-top": 1, // requires to declare all vars on top of their containing scope (off by default)
        "wrap-iife": 0, // require immediate function invocation to be wrapped in parentheses (off by default)
        "yoda": 0, // require or disallow Yoda conditions

        ////////// Strict Mode //////////

        "strict": 1, // controls location of Use Strict Directives

        ////////// Variables //////////

        "no-catch-shadow": 0, // disallow the catch clause parameter name being the same as a variable in the outer scope (off by default in the node environment)
        "no-delete-var": 0, // disallow deletion of variables
        "no-label-var": 0, // disallow labels that share a name with a variable
        "no-shadow": 1, // disallow declaration of variables already declared in the outer scope
        "no-shadow-restricted-names": 0, // disallow shadowing of names such as arguments
        "no-undef": 0, // disallow use of undeclared variables unless mentioned in a /*global */ block
        "no-undef-init": 0, // disallow use of undefined when initializing variables
        "no-undefined": 0, // disallow use of undefined variable (off by default)
        "no-unused-vars": 1, // disallow declaration of variables that are not used in the code

        ////////// Stylistic Issues //////////

        "array-bracket-spacing": 1, // enforce spacing inside array brackets (off by default)
        "brace-style": 0, // enforce one true brace style (off by default)
        "camelcase": 1, // require camel case names
        "comma-spacing": 0, // enforce spacing before and after comma
        "comma-style": 0, // enforce one true comma style (off by default)
        "computed-property-spacing": 0, // require or disallow padding inside computed properties (off by default)
        "consistent-this": 0, // enforces consistent naming when capturing the current execution context (off by default)
        "eol-last": 0, // enforce newline at the end of file, with no multiple empty lines
        "func-names": 0, // require function expressions to have a name (off by default)
        "func-style": 0, // enforces use of function declarations or expressions (off by default)
        "indent": [
            "warn",
            4,
            {
                "SwitchCase": 1
            }
        ], // this option sets a specific tab width for your code (off by default)
        "key-spacing": 0, // enforces spacing between keys and values in object literal properties
        "lines-around-comment": 0, // enforces empty lines around comments (off by default)
        "linebreak-style": 0, // disallow mixed 'LF' and 'CRLF' as linebreaks (off by default)
        "max-nested-callbacks": 0, // specify the maximum depth callbacks can be nested (off by default)
        "new-cap": 0, // require a capital letter for constructors
        "new-parens": 0, // disallow the omission of parentheses when invoking a constructor with no arguments
        "newline-after-var": 0, // allow/disallow an empty newline after var statement (off by default)
        "no-array-constructor": 0, // disallow use of the Array constructor
        "no-continue": 0, // disallow use of the continue statement (off by default)
        "no-inline-comments": 0, // disallow comments inline after code (off by default)
        "no-lonely-if": 0, // disallow if as the only statement in an else block (off by default)
        "no-mixed-spaces-and-tabs": 1, // disallow mixed spaces and tabs for indentation
        "no-multiple-empty-lines": 0, // disallow multiple empty lines (off by default)
        "no-nested-ternary": 0, // disallow nested ternary expressions (off by default)
        "no-new-object": 0, // disallow use of the Object constructor
        "no-spaced-func": 0, // disallow space between function identifier and application
        "no-ternary": 0, // disallow the use of ternary operators (off by default)
        "no-trailing-spaces": 0, // disallow trailing whitespace at the end of lines
        "no-underscore-dangle": 0, // disallow dangling underscores in identifiers
        "one-var": 0, // allow just one var statement per function (off by default)
        "operator-assignment": 0, // require assignment operator shorthand where possible or prohibit it entirely (off by default)
        "operator-linebreak": 0, // enforce operators to be placed before or after line breaks (off by default)
        "padded-blocks": 0, // enforce padding within blocks (off by default)
        "quote-props": 0, // require quotes around object literal property names (off by default)
        "quotes": 0, // specify whether double or single quotes should be used
        "semi-spacing": 0, // enforce spacing before and after semicolons
        "semi": 0, // require or disallow use of semicolons instead of ASI
        "sort-vars": 0, // sort variables within the same declaration block (off by default)
        "space-after-keywords": 0, // require a space after certain keywords (off by default)
        "space-before-blocks": 0, // require or disallow space before blocks (off by default)
        "space-before-function-paren": 0, // require or disallow space before function opening parenthesis (off by default)
        "space-in-parens": 0, // require or disallow spaces inside parentheses (off by default)
        "space-infix-ops": 0, // require spaces around operators
        "space-return-throw-case": 0, // require a space after return, throw, and case
        "space-unary-ops": 0, // require or disallow spaces before/after unary operators (words on by default, nonwords off by default)
        "spaced-comment": 0, // require or disallow a space immediately following the // or /* in a comment (off by default)
        "wrap-regex": 0, // require regex literals to be wrapped in parentheses (off by default)

        ////////// ECMAScript 6 //////////

        "constructor-super": 1, // verify super() callings in constructors (off by default)
        "generator-star-spacing": 0, // enforce the spacing around the * in generator functions (off by default)
        "no-this-before-super": 0, // disallow to use this/super before super() calling in constructors (off by default)
        "no-var": 1, // require let or const instead of var (off by default)
        "object-shorthand": 0, // require method and property shorthand syntax for object literals (off by default)
        "prefer-const": 2, // suggest using of const declaration for variables that are never modified after declared (off by default)

        ////////// Legacy //////////

        "max-depth": 1, // specify the maximum depth that blocks can be nested (off by default)
        "max-len": [
            "warn",
            {
                "code": 120,
                "ignoreComments": true
            }
        ], // specify the maximum length of a line in your program (off by default)
        "max-params": 0, // limits the number of parameters that can be used in the function declaration. (off by default)
        "max-statements": 0, // specify the maximum number of statement allowed in a function (off by default)
        "no-bitwise": 0, // disallow use of bitwise operators (off by default)
        "no-plusplus": 0 // disallow use of unary operators, ++ and -- (off by default)
    }
}