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eslintrc containing all rules with description
// All rules
// (R=Recommended,F=Fixable)
// Use .json5 highlighting
{
// Possible Errors
// These rules relate to possible syntax or logic errors in JavaScript code:
"for-direction": "error", // (R,) enforce “for” loop update clause moving the counter in the right direction.
"getter-return": "error", // (R,) enforce return statements in getters
"no-async-promise-executor": "error", // (R,) disallow using an async function as a Promise executor
"no-await-in-loop": "off", // (,) disallow await inside of loops
"no-compare-neg-zero": "error", // (R,) disallow comparing against -0
"no-cond-assign": "error", // (R,) disallow assignment operators in conditional expressions
"no-console": "off", // (,) disallow the use of console
"no-constant-condition": "error", // (R,) disallow constant expressions in conditions
"no-control-regex": "error", // (R,) disallow control characters in regular expressions
"no-debugger": "error", // (R,) disallow the use of debugger
"no-dupe-args": "error", // (R,) disallow duplicate arguments in function definitions
"no-dupe-keys": "error", // (R,) disallow duplicate keys in object literals
"no-duplicate-case": "error", // (R,) disallow duplicate case labels
"no-empty": "error", // (R,) disallow empty block statements
"no-empty-character-class": "error", // (R,) disallow empty character classes in regular expressions
"no-ex-assign": "error", // (R,) disallow reassigning exceptions in catch clauses
"no-extra-boolean-cast": "error", // (R,F) disallow unnecessary boolean casts
"no-extra-parens": "off", // (,F) disallow unnecessary parentheses
"no-extra-semi": "error", // (R,F) disallow unnecessary semicolons
"no-func-assign": "error", // (R,) disallow reassigning function declarations
"no-inner-declarations": "error", // (R,) disallow variable or function declarations in nested blocks
"no-invalid-regexp": "error", // (R,) disallow invalid regular expression strings in RegExp constructors
"no-irregular-whitespace": "error", // (R,) disallow irregular whitespace
"no-misleading-character-class": "error", // (R,) disallow characters which are made with multiple code points in character class syntax
"no-obj-calls": "error", // (R,) disallow calling global object properties as functions
"no-prototype-builtins": "error", // (R,) disallow calling some Object.prototype methods directly on objects
"no-regex-spaces": "error", // (R,F) disallow multiple spaces in regular expressions
"no-sparse-arrays": "error", // (R,) disallow sparse arrays
"no-template-curly-in-string": "off", // (,) disallow template literal placeholder syntax in regular strings
"no-unexpected-multiline": "error", // (R,) disallow confusing multiline expressions
"no-unreachable": "error", // (R,) disallow unreachable code after return, throw, continue, and breakstatements
"no-unsafe-finally": "error", // (R,) disallow control flow statements in finally blocks
"no-unsafe-negation": "error", // (R,F) disallow negating the left operand of relational operators
"require-atomic-updates": "error", // (R,) disallow assignments that can lead to race conditions due to usage of awaitor yield
"use-isnan": "error", // (R,) require calls to isNaN() when checking for NaN
"valid-typeof": "error", // (R,) enforce comparing typeof expressions against valid strings
// Best Practices
// These rules relate to better ways of doing things to help you avoid problems:
"accessor-pairs": "off", // (,) enforce getter and setter pairs in objects
"array-callback-return": "off", // (,) enforce return statements in callbacks of array methods
"block-scoped-var": "off", // (,) enforce the use of variables within the scope they are defined
"class-methods-use-this": "off", // (,) enforce that class methods utilize this
"complexity": "off", // (,) enforce a maximum cyclomatic complexity allowed in a program
"consistent-return": "off", // (,) require return statements to either always or never specify values
"curly": "off", // (,F) enforce consistent brace style for all control statements
"default-case": "off", // (,) require default cases in switch statements
"dot-location": "off", // (,F) enforce consistent newlines before and after dots
"dot-notation": "off", // (,F) enforce dot notation whenever possible
"eqeqeq": "off", // (,F) require the use of === and !==
"guard-for-in": "off", // (,) require for-in loops to include an if statement
"max-classes-per-file": "off", // (,) enforce a maximum number of classes per file
"no-alert": "off", // (,) disallow the use of alert, confirm, and prompt
"no-caller": "off", // (,) disallow the use of arguments.caller or arguments.callee
"no-case-declarations": "error", // (R,) disallow lexical declarations in case clauses
"no-div-regex": "off", // (,) disallow division operators explicitly at the beginning of regular expressions
"no-else-return": "off", // (,F) disallow else blocks after return statements in if statements
"no-empty-function": "off", // (,) disallow empty functions
"no-empty-pattern": "error", // (R,) disallow empty destructuring patterns
"no-eq-null": "off", // (,) disallow null comparisons without type-checking operators
"no-eval": "off", // (,) disallow the use of eval()
"no-extend-native": "off", // (,) disallow extending native types
"no-extra-bind": "off", // (,F) disallow unnecessary calls to .bind()
"no-extra-label": "off", // (,F) disallow unnecessary labels
"no-fallthrough": "error", // (R,) disallow fallthrough of case statements
"no-floating-decimal": "off", // (,F) disallow leading or trailing decimal points in numeric literals
"no-global-assign": "error", // (R,) disallow assignments to native objects or read-only global variables
"no-implicit-coercion": "off", // (,F) disallow shorthand type conversions
"no-implicit-globals": "off", // (,) disallow variable and function declarations in the global scope
"no-implied-eval": "off", // (,) disallow the use of eval()-like methods
"no-invalid-this": "off", // (,) disallow this keywords outside of classes or class-like objects
"no-iterator": "off", // (,) disallow the use of the __iterator__ property
"no-labels": "off", // (,) disallow labeled statements
"no-lone-blocks": "off", // (,) disallow unnecessary nested blocks
"no-loop-func": "off", // (,) disallow function declarations that contain unsafe references inside loop statements
"no-magic-numbers": "off", // (,) disallow magic numbers
"no-multi-spaces": "off", // (,F) disallow multiple spaces
"no-multi-str": "off", // (,) disallow multiline strings
"no-new": "off", // (,) disallow new operators outside of assignments or comparisons
"no-new-func": "off", // (,) disallow new operators with the Function object
"no-new-wrappers": "off", // (,) disallow new operators with the String, Number, and Boolean objects
"no-octal": "error", // (R,) disallow octal literals
"no-octal-escape": "off", // (,) disallow octal escape sequences in string literals
"no-param-reassign": "off", // (,) disallow reassigning function parameters
"no-proto": "off", // (,) disallow the use of the __proto__ property
"no-redeclare": "error", // (R,) disallow variable redeclaration
"no-restricted-properties": "off", // (,) disallow certain properties on certain objects
"no-return-assign": "off", // (,) disallow assignment operators in return statements
"no-return-await": "off", // (,) disallow unnecessary return await
"no-script-url": "off", // (,) disallow javascript: urls
"no-self-assign": "error", // (R,) disallow assignments where both sides are exactly the same
"no-self-compare": "off", // (,) disallow comparisons where both sides are exactly the same
"no-sequences": "off", // (,) disallow comma operators
"no-throw-literal": "off", // (,) disallow throwing literals as exceptions
"no-unmodified-loop-condition": "off", // (,) disallow unmodified loop conditions
"no-unused-expressions": "off", // (,) disallow unused expressions
"no-unused-labels": "error", // (R,F) disallow unused labels
"no-useless-call": "off", // (,) disallow unnecessary calls to .call() and .apply()
"no-useless-catch": "error", // (R,) disallow unnecessary catch clauses
"no-useless-concat": "off", // (,) disallow unnecessary concatenation of literals or template literals
"no-useless-escape": "error", // (R,) disallow unnecessary escape characters
"no-useless-return": "off", // (,F) disallow redundant return statements
"no-void": "off", // (,) disallow void operators
"no-warning-comments": "off", // (,) disallow specified warning terms in comments
"no-with": "error", // (R,) disallow with statements
"prefer-named-capture-group": "off", // (,) enforce using named capture group in regular expression
"prefer-promise-reject-errors": "off", // (,) require using Error objects as Promise rejection reasons
"radix": "off", // (,) enforce the consistent use of the radix argument when using parseInt()
"require-await": "off", // (,) disallow async functions which have no await expression
"require-unicode-regexp": "off", // (,) enforce the use of u flag on RegExp
"vars-on-top": "off", // (,) require var declarations be placed at the top of their containing scope
"wrap-iife": "off", // (,F) require parentheses around immediate function invocations
"yoda": "off", // (,F) require or disallow “Yoda” conditions
// Strict Mode
// These rules relate to strict mode directives:
"strict": "off", // (,F) require or disallow strict mode directives
// Variables
// These rules relate to variable declarations:
"init-declarations": "off", // (,) require or disallow initialization in variable declarations
"no-delete-var": "error", // (R,) disallow deleting variables
"no-label-var": "off", // (,) disallow labels that share a name with a variable
"no-restricted-globals": "off", // (,) disallow specified global variables
"no-shadow": "off", // (,) disallow variable declarations from shadowing variables declared in the outer scope
"no-shadow-restricted-names": "error", // (R,) disallow identifiers from shadowing restricted names
"no-undef": "error", // (R,) disallow the use of undeclared variables unless mentioned in /*global */comments
"no-undef-init": "off", // (,F) disallow initializing variables to undefined
"no-undefined": "off", // (,) disallow the use of undefined as an identifier
"no-unused-vars": "error", // (R,) disallow unused variables
"no-use-before-define": "off", // (,) disallow the use of variables before they are defined
// Node.js and CommonJS
// These rules relate to code running in Node.js, or in browsers with CommonJS:
"callback-return": "off", // (,) require return statements after callbacks
"global-require": "off", // (,) require require() calls to be placed at top-level module scope
"handle-callback-err": "off", // (,) require error handling in callbacks
"no-buffer-constructor": "off", // (,) disallow use of the Buffer() constructor
"no-mixed-requires": "off", // (,) disallow require calls to be mixed with regular variable declarations
"no-new-require": "off", // (,) disallow new operators with calls to require
"no-path-concat": "off", // (,) disallow string concatenation with __dirname and __filename
"no-process-env": "off", // (,) disallow the use of process.env
"no-process-exit": "off", // (,) disallow the use of process.exit()
"no-restricted-modules": "off", // (,) disallow specified modules when loaded by require
"no-sync": "off", // (,) disallow synchronous methods
// Stylistic Issues
// These rules relate to style guidelines, and are therefore quite subjective:
"array-bracket-newline": "off", // (,F) enforce linebreaks after opening and before closing array brackets
"array-bracket-spacing": "off", // (,F) enforce consistent spacing inside array brackets
"array-element-newline": "off", // (,F) enforce line breaks after each array element
"block-spacing": "off", // (,F) disallow or enforce spaces inside of blocks after opening block and before closing block
"brace-style": "off", // (,F) enforce consistent brace style for blocks
"camelcase": "off", // (,) enforce camelcase naming convention
"capitalized-comments": "off", // (,F) enforce or disallow capitalization of the first letter of a comment
"comma-dangle": "off", // (,F) require or disallow trailing commas
"comma-spacing": "off", // (,F) enforce consistent spacing before and after commas
"comma-style": "off", // (,F) enforce consistent comma style
"computed-property-spacing": "off", // (,F) enforce consistent spacing inside computed property brackets
"consistent-this": "off", // (,) enforce consistent naming when capturing the current execution context
"eol-last": "off", // (,F) require or disallow newline at the end of files
"func-call-spacing": "off", // (,F) require or disallow spacing between function identifiers and their invocations
"func-name-matching": "off", // (,) require function names to match the name of the variable or property to which they are assigned
"func-names": "off", // (,) require or disallow named function expressions
"func-style": "off", // (,) enforce the consistent use of either function declarations or expressions
"function-paren-newline": "off", // (,F) enforce consistent line breaks inside function parentheses
"id-blacklist": "off", // (,) disallow specified identifiers
"id-length": "off", // (,) enforce minimum and maximum identifier lengths
"id-match": "off", // (,) require identifiers to match a specified regular expression
"implicit-arrow-linebreak": "off", // (,F) enforce the location of arrow function bodies
"indent": "off", // (,F) enforce consistent indentation
"jsx-quotes": "off", // (,F) enforce the consistent use of either double or single quotes in JSX attributes
"key-spacing": "off", // (,F) enforce consistent spacing between keys and values in object literal properties
"keyword-spacing": "off", // (,F) enforce consistent spacing before and after keywords
"line-comment-position": "off", // (,) enforce position of line comments
"linebreak-style": "off", // (,F) enforce consistent linebreak style
"lines-around-comment": "off", // (,F) require empty lines around comments
"lines-between-class-members": "off", // (,F) require or disallow an empty line between class members
"max-depth": "off", // (,) enforce a maximum depth that blocks can be nested
"max-len": "off", // (,) enforce a maximum line length
"max-lines": "off", // (,) enforce a maximum number of lines per file
"max-lines-per-function": "off", // (,) enforce a maximum number of line of code in a function
"max-nested-callbacks": "off", // (,) enforce a maximum depth that callbacks can be nested
"max-params": "off", // (,) enforce a maximum number of parameters in function definitions
"max-statements": "off", // (,) enforce a maximum number of statements allowed in function blocks
"max-statements-per-line": "off", // (,) enforce a maximum number of statements allowed per line
"multiline-comment-style": "off", // (,F) enforce a particular style for multiline comments
"multiline-ternary": "off", // (,) enforce newlines between operands of ternary expressions
"new-cap": "off", // (,) require constructor names to begin with a capital letter
"new-parens": "off", // (,F) require parentheses when invoking a constructor with no arguments
"newline-per-chained-call": "off", // (,F) require a newline after each call in a method chain
"no-array-constructor": "off", // (,) disallow Array constructors
"no-bitwise": "off", // (,) disallow bitwise operators
"no-continue": "off", // (,) disallow continue statements
"no-inline-comments": "off", // (,) disallow inline comments after code
"no-lonely-if": "off", // (,F) disallow if statements as the only statement in else blocks
"no-mixed-operators": "off", // (,) disallow mixed binary operators
"no-mixed-spaces-and-tabs": "error", // (R,) disallow mixed spaces and tabs for indentation
"no-multi-assign": "off", // (,) disallow use of chained assignment expressions
"no-multiple-empty-lines": "off", // (,F) disallow multiple empty lines
"no-negated-condition": "off", // (,) disallow negated conditions
"no-nested-ternary": "off", // (,) disallow nested ternary expressions
"no-new-object": "off", // (,) disallow Object constructors
"no-plusplus": "off", // (,) disallow the unary operators ++ and --
"no-restricted-syntax": "off", // (,) disallow specified syntax
"no-tabs": "off", // (,) disallow all tabs
"no-ternary": "off", // (,) disallow ternary operators
"no-trailing-spaces": "off", // (,F) disallow trailing whitespace at the end of lines
"no-underscore-dangle": "off", // (,) disallow dangling underscores in identifiers
"no-unneeded-ternary": "off", // (,F) disallow ternary operators when simpler alternatives exist
"no-whitespace-before-property": "off", // (,F) disallow whitespace before properties
"nonblock-statement-body-position": "off", // (,F) enforce the location of single-line statements
"object-curly-newline": "off", // (,F) enforce consistent line breaks inside braces
"object-curly-spacing": "off", // (,F) enforce consistent spacing inside braces
"object-property-newline": "off", // (,F) enforce placing object properties on separate lines
"one-var": "off", // (,F) enforce variables to be declared either together or separately in functions
"one-var-declaration-per-line": "off", // (,F) require or disallow newlines around variable declarations
"operator-assignment": "off", // (,F) require or disallow assignment operator shorthand where possible
"operator-linebreak": "off", // (,F) enforce consistent linebreak style for operators
"padded-blocks": "off", // (,F) require or disallow padding within blocks
"padding-line-between-statements": "off", // (,F) require or disallow padding lines between statements
"prefer-object-spread": "off", // (,F) disallow using Object.assign with an object literal as the first argument and prefer the use of object spread instead.
"quote-props": "off", // (,F) require quotes around object literal property names
"quotes": "off", // (,F) enforce the consistent use of either backticks, double, or single quotes
"semi": "off", // (,F) require or disallow semicolons instead of ASI
"semi-spacing": "off", // (,F) enforce consistent spacing before and after semicolons
"semi-style": "off", // (,F) enforce location of semicolons
"sort-keys": "off", // (,) require object keys to be sorted
"sort-vars": "off", // (,F) require variables within the same declaration block to be sorted
"space-before-blocks": "off", // (,F) enforce consistent spacing before blocks
"space-before-function-paren": "off", // (,F) enforce consistent spacing before function definition opening parenthesis
"space-in-parens": "off", // (,F) enforce consistent spacing inside parentheses
"space-infix-ops": "off", // (,F) require spacing around infix operators
"space-unary-ops": "off", // (,F) enforce consistent spacing before or after unary operators
"spaced-comment": "off", // (,F) enforce consistent spacing after the // or /* in a comment
"switch-colon-spacing": "off", // (,F) enforce spacing around colons of switch statements
"template-tag-spacing": "off", // (,F) require or disallow spacing between template tags and their literals
"unicode-bom": "off", // (,F) require or disallow Unicode byte order mark (BOM)
"wrap-regex": "off", // (,F) require parenthesis around regex literals
// ECMAScript 6
// These rules relate to ES6, also known as ES2015:
"arrow-body-style": "off", // (,F) require braces around arrow function bodies
"arrow-parens": "off", // (,F) require parentheses around arrow function arguments
"arrow-spacing": "off", // (,F) enforce consistent spacing before and after the arrow in arrow functions
"constructor-super": "error", // (R,) require super() calls in constructors
"generator-star-spacing": "off", // (,F) enforce consistent spacing around * operators in generator functions
"no-class-assign": "error", // (R,) disallow reassigning class members
"no-confusing-arrow": "off", // (,F) disallow arrow functions where they could be confused with comparisons
"no-const-assign": "error", // (R,) disallow reassigning const variables
"no-dupe-class-members": "error", // (R,) disallow duplicate class members
"no-duplicate-imports": "off", // (,) disallow duplicate module imports
"no-new-symbol": "error", // (R,) disallow new operators with the Symbol object
"no-restricted-imports": "off", // (,) disallow specified modules when loaded by import
"no-this-before-super": "error", // (R,) disallow this/super before calling super() in constructors
"no-useless-computed-key": "off", // (,F) disallow unnecessary computed property keys in object literals
"no-useless-constructor": "off", // (,) disallow unnecessary constructors
"no-useless-rename": "off", // (,F) disallow renaming import, export, and destructured assignments to the same name
"no-var": "off", // (,F) require let or const instead of var
"object-shorthand": "off", // (,F) require or disallow method and property shorthand syntax for object literals
"prefer-arrow-callback": "off", // (,F) require using arrow functions for callbacks
"prefer-const": "off", // (,F) require const declarations for variables that are never reassigned after declared
"prefer-destructuring": "off", // (,F) require destructuring from arrays and/or objects
"prefer-numeric-literals": "off", // (,F) disallow parseInt() and Number.parseInt() in favor of binary, octal, and hexadecimal literals
"prefer-rest-params": "off", // (,) require rest parameters instead of arguments
"prefer-spread": "off", // (,) require spread operators instead of .apply()
"prefer-template": "off", // (,F) require template literals instead of string concatenation
"require-yield": "error", // (R,) require generator functions to contain yield
"rest-spread-spacing": "off", // (,F) enforce spacing between rest and spread operators and their expressions
"sort-imports": "off", // (,F) enforce sorted import declarations within modules
"symbol-description": "off", // (,) require symbol descriptions
"template-curly-spacing": "off", // (,F) require or disallow spacing around embedded expressions of template strings
"yield-star-spacing": "off", // (,F) require or disallow spacing around the * in yield* expressions
}
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