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.eslintrc.js
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.eslintrc.js
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module.exports = {
"extends": "eslint:recommended",
"parser": "babel-eslint",
"parserOptions": {
"sourceType": "script"
},
"env": {
"browser": true, // browser global variables.
"jasmine": true, // Jest global variables.
"jest": true, // Jest global variables.
"node": true, // Node.js global variables and Node.js-specific rules.
"es6": true // shelljs global variables.
},
"globals": {
},
"plugins": [
],
"rules": {
"no-console": 0, // disallow use of console in the node environment (recommended)
"block-scoped-var": 2, // treat var statements as if they were block scoped (off by default)
"consistent-return": 2, // require return statements to either always or never specify values
"curly": [ 2, "all" ], // specify curly brace conventions for all control statements
"default-case": 2, // require default case in switch statements (off by default)
"dot-notation": 2, // encourages use of dot notation whenever possible
"eqeqeq": [ 2, "smart" ], // require the use of === and !==
"guard-for-in": 0, // make sure for-in loops have an if statement (off by default)
"no-alert": 2, // disallow the use of alert, confirm, and prompt
"no-caller": 0, // disallow use of arguments.caller or arguments.callee
"no-div-regex": 2, // disallow division operators explicitly at beginning of regular expression (off by default)
"no-else-return": 2, // disallow else after a return in an if (off by default)
"no-eq-null": 2, // disallow comparisons to null without a type-checking operator (off by default)
"no-eval": 2, // disallow use of eval()
"no-extend-native": 2, // disallow adding to native types
"no-extra-bind": 2, // disallow unnecessary function binding
"no-fallthrough": 2, // 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": 2, // disallow usage of __iterator__ property
"no-labels": 2, // disallow use of labeled statements
"no-lone-blocks": 2, // disallow unnecessary nested blocks
"no-loop-func": 2, // 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": 2, // disallow reassignments of native objects
"no-new": 2, // disallow use of new operator when not part of the assignment or comparison
"no-new-func": 2, // disallow use of new operator for Function object
"no-new-wrappers": 2, // disallows creating new instances of String, Number, and Boolean
"no-octal": 0, // disallow use of octal literals
"no-octal-escape": 0, // disallow use of octal escape sequences in string literals, such as var foo = "Copyright \251";
"no-process-env": 2, // disallow use of process.env (off by default)
"no-proto": 2, // disallow usage of __proto__ property
"no-redeclare": 2, // disallow declaring the same variable more then once
"no-return-assign": 2, // disallow use of assignment in return statement
"no-script-url": 2, // disallow use of javascript: urls.
"no-self-compare": 2, // disallow comparisons where both sides are exactly the same (off by default)
"no-sequences": 2, // disallow use of comma operator
"no-unused-expressions": 2, // disallow usage of expressions in statement position
"no-void": 2, // disallow use of void operator (off by default)
"no-warning-comments": 1, // 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": 0, // require use of the second argument for parseInt() (off by default)
"vars-on-top": 2, // requires to declare all vars on top of their containing scope (off by default)
"valid-jsdoc": [ 2, { "requireReturn": false }],
"wrap-iife": [ 2, "any" ], // require immediate function invocation to be wrapped in parentheses (off by default)
"yoda": 2, // require or disallow Yoda conditions
////////// Strict Mode //////////
"strict": [ 2, "global" ], // controls location of Use Strict Directives
////////// Variables //////////
"init-declarations": 0, // enforce or disallow variable initializations at definition
"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": 2, // disallow deletion of variables
"no-label-var": 2, // disallow labels that share a name with a variable
"no-shadow-restricted-names": 2, // disallow shadowing of names such as arguments
"no-shadow": 2, // disallow declaration of variables already declared in the outer scope
"no-undef-init": 2, // disallow use of undefined when initializing variables
"no-undef": 2, // disallow use of undeclared variables unless mentioned in a /*global */ block
"no-undefined": 2, // disallow use of undefined variable (off by default)
"no-unused-vars": 2, // disallow declaration of variables that are not used in the code
"no-use-before-define": 0, // disallow use of variables before they are defined
////////// Node.js //////////
"callback-return": 2, // enforce return after a callback
"global-require": 0, // enforce require() on top-level module scope
"handle-callback-err": 2, // enforce error handling in callbacks
"no-mixed-requires": 0, // disallow mixing regular variable and require declarations
"no-new-require": 2, // disallow use of new operator with the require function
"no-path-concat": 0, // disallow string concatenation with __dirname and __filename
"no-process-exit": 2, // disallow process.exit()
"no-restricted-modules": 0, // restrict usage of specified node modules
"no-sync": 0, // disallow use of synchronous methods
////////// Stylistic Issues //////////
"array-bracket-spacing": 2, // enforce spacing inside array brackets (fixable)
"brace-style": [ 2, "allman", {
"allowSingleLine": true
}], // enforce one true brace style (off by default)
"camelcase": [ 2, { "properties": "never" }], // require camel case names
"comma-spacing": 2, // enforce spacing before and after comma
"comma-style": 2, // enforce one true comma style (off by default)
"computed-property-spacing": 2, // enforces consistent naming when capturing the current execution context (off by default)
"consistent-this": [ 2, "self" ], // enforces consistent naming when capturing the current execution context (off by default)
"eol-last": 2, // 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": [ 2, "tab", { "SwitchCase": 1} ], // specify tab or space width for your code (fixable)
"key-spacing": 2, // enforces spacing between keys and values in object literal properties
"keyword-spacing": 2, // enforces spacing between keys and values in object literal properties
"lines-around-comment": [ 2, { // enforce empty lines around comments
"allowBlockStart": true
}],
"max-depth": [ 2, 6 ], // specify the maximum depth that blocks can be nested (off by default)
"max-len": 0, // specify the maximum length of a line in your program (off by default)
"max-nested-callbacks": [ 2, 6 ], // specify the maximum depth callbacks can be nested (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)
"new-cap": 2, // require a capital letter for constructors
"new-parens": 0, // disallow the omission of parentheses when invoking a constructor with no arguments
"newline-after-var": 2, // require or disallow an empty newline after variable declarations
"no-array-constructor": 2, // disallow use of the Array constructor
"no-bitwise": 0, // disallow use of bitwise operators (off by default)
"no-inline-comments": 0, // disallow comments inline after code (off by default)
"no-lonely-if": 2, // disallow if as the only statement in an else block (off by default)
"no-mixed-spaces-and-tabs": 2, // 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": 2, // disallow use of the Object constructor
"no-plusplus": 0, // disallow use of unary operators, ++ and -- (off by default)
"no-spaced-func": 2, // disallow space between function identifier and application
"no-ternary": 0, // disallow the use of ternary operators (off by default)
"no-trailing-spaces": 2, // disallow trailing whitespace at the end of lines
"no-unneeded-ternary": 2, // disallow the use of ternary operators when a simpler alternative exists
"no-underscore-dangle": 0, // disallow dangling underscores in identifiers
"object-curly-spacing": [ 2, "always" ], // require or disallow padding inside curly braces (fixable)
"one-var": [ 2, "never" ], // allow just one var statement per function (off by default)
"operator-assignment": 2, // require assignment operator shorthand where possible or prohibit it entirely (off by default)
"padded-blocks": [ 2, "never" ], // enforce padding within blocks (off by default)
"quote-props": [ 2, "as-needed" ], // require quotes around object literal property names (off by default)
"quotes": [ 2, "single", "avoid-escape" ], // specify whether double or single quotes should be used
"semi": [ 2, "never" ], // require or disallow use of semicolons instead of ASI
"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": [ 2, "never" ], // require a space after function names (off by default)
"space-in-parens": [ 2, "never" ], // require or disallow spaces inside parentheses (off by default)
"space-infix-ops": 2, // require spaces around operators
"space-unary-ops": 2, // require or disallow spaces before/after unary operators (words on by default, nonwords off by default)
"spaced-comment": 2, // require or disallow a space immediately following the // in a line comment (off by default)
"template-curly-spacing": [ 2, "always" ], // enforce Usage of Spacing in Template Strings
////////// ECMAScript 6 //////////
"arrow-body-style": 0, // require braces in arrow function body
"arrow-parens": 0, // require parens in arrow function arguments
"arrow-spacing": 2, // require space before/after arrow function's arrow (fixable)
"constructor-super": 2, // verify calls of super() in constructors
"generator-star-spacing": 0, // enforce spacing around the * in generator functions (fixable)
"no-confusing-arrow": 2, // disallow arrow functions where a condition is expected
"no-class-assign": 2, // disallow modifying variables of class declarations
"no-const-assign": 2, // disallow modifying variables that are declared using const
"no-dupe-class-members": 2, // disallow duplicate name in class members
"no-this-before-super": 2, // disallow use of this/super before calling super() in constructors.
"no-var": 2, // require let or const instead of var
"object-shorthand": 2, // require method and property shorthand syntax for object literals
"prefer-arrow-callback": 2, // suggest using arrow functions as callbacks
"prefer-const": 2, // suggest using const declaration for variables that are never modified after declared
"prefer-reflect": 0, // suggest using Reflect methods where applicable
"prefer-spread": 2, // suggest using the spread operator instead of .apply().
"prefer-template": 2, // suggest using template literals instead of strings concatenation
"require-yield": 0 // disallow generator functions that do not have yield
}
}