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eslint:recommended
--fix
Rec | Fix | Status | Rule | Description |
---|---|---|---|---|
✔ | 🔴 | for-direction | enforce "for" loop update clause moving the counter in the right direction. | |
✔ | 🔴 | getter-return | enforce return statements in getters |
|
✔ | 🔴 | no-async-promise-executor | disallow using an async function as a Promise executor | |
🔴 | no-await-in-loop | disallow await inside of loops |
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✔ | 🔴 | no-compare-neg-zero | disallow comparing against -0 | |
✔ | 🔴 | no-cond-assign | disallow assignment operators in conditional expressions | |
🔴 | no-console | disallow the use of console allow: ['error', 'warn'] |
||
✔ | 🔴 | no-constant-condition | disallow constant expressions in conditions | |
✔ | 🔴 | no-control-regex | disallow control characters in regular expressions | |
✔ | 🔴 | no-debugger | disallow the use of debugger |
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✔ | 🔴 | no-dupe-args | disallow duplicate arguments in function definitions |
|
✔ | 🔴 | no-dupe-else-if | disallow duplicate conditions in if-else-if chains | |
✔ | 🔴 | no-dupe-keys | disallow duplicate keys in object literals | |
✔ | 🔴 | no-duplicate-case | disallow duplicate case labels | |
✔ | 🔴 | no-empty | disallow empty block statements | |
✔ | 🔴 | no-empty-character-class | disallow empty character classes in regular expressions | |
✔ | 🔴 | no-ex-assign | disallow reassigning exceptions in catch clauses |
|
✔ | 🛠 | 🔴 | no-extra-boolean-cast | disallow unnecessary boolean casts |
🛠 | 🔴 | no-extra-parens | disallow unnecessary parentheses | |
✔ | 🛠 | 🔴 | no-extra-semi | disallow unnecessary semicolons |
✔ | 🔴 | no-func-assign | disallow reassigning function declarations |
|
✔ | 🔴 | no-import-assign | disallow assigning to imported bindings | |
✔ | 🔴 | no-inner-declarations | disallow variable or function declarations in nested blocks |
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✔ | 🔴 | no-invalid-regexp | disallow invalid regular expression strings in RegExp constructors |
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✔ | 🔴 | no-irregular-whitespace | disallow irregular whitespace | |
🔴 | no-loss-of-precision | disallow literal numbers that lose precision | ||
✔ | 🔴 | no-misleading-character-class | disallow characters which are made with multiple code points in character class syntax | |
✔ | 🔴 | no-obj-calls | disallow calling global object properties as functions | |
🔴 | no-promise-executor-return | disallow returning values from Promise executor functions | ||
✔ | 🔴 | no-prototype-builtins | disallow calling some Object.prototype methods directly on objects |
|
✔ | 🛠 | 🔴 | no-regex-spaces | disallow multiple spaces in regular expressions |
✔ | 🔴 | no-setter-return | disallow returning values from setters | |
✔ | 🔴 | no-sparse-arrays | disallow sparse arrays | |
🔴 | no-template-curly-in-string | disallow template literal placeholder syntax in regular strings | ||
✔ | 🔴 | no-unexpected-multiline | disallow confusing multiline expressions | |
✔ | 🔴 | no-unreachable | disallow unreachable code after return , throw , continue , and break statements |
|
🔴 | no-unreachable-loop | disallow loops with a body that allows only one iteration | ||
✔ | 🔴 | no-unsafe-finally | disallow control flow statements in finally blocks |
|
✔ | 🔴 | no-unsafe-negation | disallow negating the left operand of relational operators | |
🔴 | no-useless-backreference | disallow useless backreferences in regular expressions | ||
ⓧ | require-atomic-updates | disallow assignments that can lead to race conditions due to usage of await or yield |
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✔ | 🔴 | use-isnan | require calls to isNaN() when checking for NaN |
|
✔ | 🔴 | valid-typeof | enforce comparing typeof expressions against valid stringsrequireStringLiterals: true |
Rec | Fix | Status | Rule | Description |
---|---|---|---|---|
🟡 | accessor-pairs | enforce getter and setter pairs in objects and classes setWithoutGet: true getWithoutSet: false enforceForClassMembers: true |
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🔴 | array-callback-return | enforce return statements in callbacks of array methods |
||
🔴 | block-scoped-var | enforce the use of variables within the scope they are defined | ||
ⓧ | class-methods-use-this | enforce that class methods utilize this |
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ⓧ | complexity | enforce a maximum cyclomatic complexity allowed in a program | ||
🔴 | consistent-return | require return statements to either always or never specify values |
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🛠 | 🔴 | curly | enforce consistent brace style for all control statementsmulti-line |
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ⓧ | default-case | require default cases in switch statements |
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🔴 | default-case-last | enforce default clauses in switch statements to be last | ||
🔴 | default-param-last | enforce default parameters to be last | ||
🛠 | 🔴 | dot-location | enforce consistent newlines before and after dotsproperty |
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🛠 | 🔴 | dot-notation | enforce dot notation whenever possibleallowKeywords: true |
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🛠 | 🔴 | eqeqeq | require the use of === and !== always null: 'ignore' |
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🔴 | grouped-accessor-pairs | require grouped accessor pairs in object literals and classes | ||
🔴 | guard-for-in | require for-in loops to include an if statement |
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🔴 | max-classes-per-file | enforce a single class per file | ||
🔴 | no-alert | disallow the use of alert , confirm , and prompt |
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🔴 | no-caller | disallow the use of arguments.caller or arguments.callee |
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✔ | 🔴 | no-case-declarations | disallow lexical declarations in case clauses | |
🔴 | no-constructor-return | disallow returning value from constructor | ||
🛠 | ⓧ | no-div-regex | disallow division operators explicitly at the beginning of regular expressions | |
🛠 | 🔴 | no-else-return | disallow else blocks after return statements in if statements |
|
🔴 | no-empty-function | disallow empty functionsallow: ['arrowFunctions', 'functions', 'methods'] |
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✔ | 🔴 | no-empty-pattern | disallow empty destructuring patterns | |
ⓧ | no-eq-null | disallow null comparisons without type-checking operators |
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🔴 | no-eval | disallow the use of eval() |
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🔴 | no-extend-native | disallow extending native types | ||
🛠 | 🔴 | no-extra-bind | disallow unnecessary calls to .bind() |
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🛠 | 🔴 | no-extra-label | disallow unnecessary labels | |
✔ | 🔴 | no-fallthrough | disallow fallthrough of case statements |
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🛠 | 🔴 | no-floating-decimal | disallow leading or trailing decimal points in numeric literals | |
✔ | 🔴 | no-global-assign | disallow assignments to native objects or read-only global variables | |
🛠 | ⓧ | no-implicit-coercion | disallow shorthand type conversions | |
ⓧ | no-implicit-globals | disallow declarations in the global scope | ||
🔴 | no-implied-eval | disallow the use of eval() -like methods |
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ⓧ | no-invalid-this | disallow this keywords outside of classes or class-like objects |
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🔴 | no-iterator | disallow the use of the __iterator__ property |
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🔴 | no-labels | disallow labeled statementsallowLoop: false allowSwitch: false |
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🔴 | no-lone-blocks | disallow unnecessary nested blocks | ||
🔴 | no-loop-func | disallow function declarations that contain unsafe references inside loop statements | ||
🔴 | no-magic-numbers | disallow magic numbersignoreArrayIndexes: false enforceConst: true `detectObjects: false |
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🛠 | 🔴 | no-multi-spaces | disallow multiple spaces | |
🔴 | no-multi-str | disallow multiline strings | ||
🔴 | no-new | disallow new operators outside of assignments or comparisons |
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🔴 | no-new-func | disallow new operators with the Function object |
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🔴 | no-new-wrappers | disallow new operators with the String , Number , and Boolean objects |
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✔ | 🔴 | no-octal | disallow octal literals | |
🔴 | no-octal-escape | disallow octal escape sequences in string literals | ||
🔴 | no-param-reassign | disallow reassigning function parametersprops: true ignorePropertyModificationsFor ... |
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🔴 | no-proto | disallow the use of the __proto__ property |
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✔ | 🔴 | no-redeclare | disallow variable redeclaration | |
🔴 | no-restricted-properties | disallow certain properties on certain objects | ||
🔴 | no-return-assign | disallow assignment operators in return statements |
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🔴 | no-return-await | disallow unnecessary return await |
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🔴 | no-script-url | disallow javascript: urls |
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✔ | 🔴 | no-self-assign | disallow assignments where both sides are exactly the same | |
🔴 | no-self-compare | disallow comparisons where both sides are exactly the same | ||
🔴 | no-sequences | disallow comma operators | ||
🔴 | no-throw-literal | disallow throwing literals as exceptions | ||
ⓧ | no-unmodified-loop-condition | disallow unmodified loop conditions | ||
🔴 | no-unused-expressions | disallow unused expressionsallowShortCircuit: false allowTernary: false allowTaggedTemplates: false |
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✔ | 🛠 | 🔴 | no-unused-labels | disallow unused labels |
🔴 | no-useless-call | disallow unnecessary calls to .call() and .apply() |
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✔ | 🔴 | no-useless-catch | disallow unnecessary catch clauses |
|
🔴 | no-useless-concat | disallow unnecessary concatenation of literals or template literals | ||
✔ | 🔴 | no-useless-escape | disallow unnecessary escape characters | |
🛠 | 🔴 | no-useless-return | disallow redundant return statements | |
🔴 | no-void | disallow void operators |
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🔴 | no-warning-comments | disallow specified warning terms in commentsterms: ['todo', 'fixme', 'error', '?'] location: 'start' |
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✔ | 🔴 | no-with | disallow with statements |
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🟡 | prefer-named-capture-group | enforce using named capture group in regular expression | ||
🔴 | prefer-promise-reject-errors | require using Error objects as Promise rejection reasonsallowEmptyReject: true |
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🔴 | prefer-regex-literals | disallow use of the RegExp constructor in favor of regular expression literalsdisallowRedundantWrapping: true |
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🔴 | radix | enforce the consistent use of the radix argument when using parseInt() 'as-needed': true |
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ⓧ | require-await | disallow async functions which have no await expression |
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ⓧ | require-unicode-regexp | enforce the use of u flag on RegExp |
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🔴 | vars-on-top | require var declarations be placed at the top of their containing scope |
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🛠 | 🔴 | wrap-iife | require parentheses around immediate function invocationsinside functionPrototypeMethods: false |
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🛠 | 🟡 | yoda | require or disallow "Yoda" conditions |
Rec | Fix | Status | Rule | Description |
---|---|---|---|---|
🛠 | strict | require or disallow strict mode directives |
Rec | Fix | Status | Rule | Description |
---|---|---|---|---|
init-declarations | require or disallow initialization in variable declarations | |||
✔ | no-delete-var | disallow deleting variables | ||
no-label-var | disallow labels that share a name with a variable | |||
no-restricted-globals | disallow specified global variables | |||
no-shadow | disallow variable declarations from shadowing variables declared in the outer scope | |||
✔ | no-shadow-restricted-names | disallow identifiers from shadowing restricted names | ||
✔ | no-undef | disallow the use of undeclared variables unless mentioned in /*global */ comments |
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🛠 | no-undef-init | disallow initializing variables to undefined |
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no-undefined | disallow the use of undefined as an identifier |
|||
✔ | no-unused-vars | disallow unused variables | ||
no-use-before-define | disallow the use of variables before they are defined |
Rec | Fix | Status | Rule | Description |
---|---|---|---|---|
🛠 | array-bracket-newline | enforce linebreaks after opening and before closing array brackets | ||
🛠 | array-bracket-spacing | enforce consistent spacing inside array brackets | ||
🛠 | array-element-newline | enforce line breaks after each array element | ||
🛠 | block-spacing | disallow or enforce spaces inside of blocks after opening block and before closing block | ||
🛠 | brace-style | enforce consistent brace style for blocks | ||
camelcase | enforce camelcase naming convention | |||
🛠 | capitalized-comments | enforce or disallow capitalization of the first letter of a comment | ||
🛠 | 🔴 | comma-dangle | require or disallow trailing commas | |
🛠 | comma-spacing | enforce consistent spacing before and after commas | ||
🛠 | comma-style | enforce consistent comma style | ||
🛠 | computed-property-spacing | enforce consistent spacing inside computed property brackets | ||
consistent-this | enforce consistent naming when capturing the current execution context | |||
🛠 | eol-last | require or disallow newline at the end of files | ||
🛠 | func-call-spacing | require or disallow spacing between function identifiers and their invocations | ||
func-name-matching | require function names to match the name of the variable or property to which they are assigned | |||
func-names | require or disallow named function expressions |
|||
func-style | enforce the consistent use of either function declarations or expressions |
|||
🛠 | function-call-argument-newline | enforce line breaks between arguments of a function call | ||
🛠 | function-paren-newline | enforce consistent line breaks inside function parentheses | ||
id-denylist | disallow specified identifiers | |||
id-length | enforce minimum and maximum identifier lengths | |||
id-match | require identifiers to match a specified regular expression | |||
🛠 | implicit-arrow-linebreak | enforce the location of arrow function bodies | ||
🛠 | indent | enforce consistent indentation | ||
🛠 | jsx-quotes | enforce the consistent use of either double or single quotes in JSX attributes | ||
🛠 | key-spacing | enforce consistent spacing between keys and values in object literal properties | ||
🛠 | keyword-spacing | enforce consistent spacing before and after keywords | ||
line-comment-position | enforce position of line comments | |||
🛠 | linebreak-style | enforce consistent linebreak style | ||
🛠 | lines-around-comment | require empty lines around comments | ||
🛠 | lines-between-class-members | require or disallow an empty line between class members | ||
max-depth | enforce a maximum depth that blocks can be nested | |||
max-len | enforce a maximum line length | |||
max-lines | enforce a maximum number of lines per file | |||
max-lines-per-function | enforce a maximum number of line of code in a function | |||
max-nested-callbacks | enforce a maximum depth that callbacks can be nested | |||
max-params | enforce a maximum number of parameters in function definitions | |||
max-statements | enforce a maximum number of statements allowed in function blocks | |||
max-statements-per-line | enforce a maximum number of statements allowed per line | |||
🛠 | multiline-comment-style | enforce a particular style for multiline comments | ||
multiline-ternary | enforce newlines between operands of ternary expressions | |||
new-cap | require constructor names to begin with a capital letter | |||
🛠 | new-parens | enforce or disallow parentheses when invoking a constructor with no arguments | ||
🛠 | newline-per-chained-call | require a newline after each call in a method chain | ||
no-array-constructor | disallow Array constructors |
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no-bitwise | disallow bitwise operators | |||
no-continue | disallow continue statements |
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no-inline-comments | disallow inline comments after code | |||
🛠 | no-lonely-if | disallow if statements as the only statement in else blocks |
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no-mixed-operators | disallow mixed binary operators | |||
✔ | no-mixed-spaces-and-tabs | disallow mixed spaces and tabs for indentation | ||
no-multi-assign | disallow use of chained assignment expressions | |||
🛠 | no-multiple-empty-lines | disallow multiple empty lines | ||
no-negated-condition | disallow negated conditions | |||
no-nested-ternary | disallow nested ternary expressions | |||
no-new-object | disallow Object constructors |
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no-plusplus | disallow the unary operators ++ and -- |
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no-restricted-syntax | disallow specified syntax | |||
no-tabs | disallow all tabs | |||
no-ternary | disallow ternary operators | |||
🛠 | no-trailing-spaces | disallow trailing whitespace at the end of lines | ||
no-underscore-dangle | disallow dangling underscores in identifiers | |||
🛠 | no-unneeded-ternary | disallow ternary operators when simpler alternatives exist | ||
🛠 | no-whitespace-before-property | disallow whitespace before properties | ||
🛠 | nonblock-statement-body-position | enforce the location of single-line statements | ||
🛠 | object-curly-newline | enforce consistent line breaks inside braces | ||
🛠 | object-curly-spacing | enforce consistent spacing inside braces | ||
🛠 | object-property-newline | enforce placing object properties on separate lines | ||
🛠 | one-var | enforce variables to be declared either together or separately in functions | ||
🛠 | one-var-declaration-per-line | require or disallow newlines around variable declarations | ||
🛠 | operator-assignment | require or disallow assignment operator shorthand where possible | ||
🛠 | operator-linebreak | enforce consistent linebreak style for operators | ||
🛠 | padded-blocks | require or disallow padding within blocks | ||
🛠 | padding-line-between-statements | require or disallow padding lines between statements | ||
🛠 | prefer-exponentiation-operator | disallow the use of Math.pow in favor of the ** operator |
||
🛠 | prefer-object-spread | disallow using Object.assign with an object literal as the first argument and prefer the use of object spread instead. | ||
🛠 | quote-props | require quotes around object literal property names | ||
🛠 | quotes | enforce the consistent use of either backticks, double, or single quotes | ||
🛠 | semi | require or disallow semicolons instead of ASI | ||
🛠 | semi-spacing | enforce consistent spacing before and after semicolons | ||
🛠 | semi-style | enforce location of semicolons | ||
sort-keys | require object keys to be sorted | |||
🛠 | sort-vars | require variables within the same declaration block to be sorted | ||
🛠 | space-before-blocks | enforce consistent spacing before blocks | ||
🛠 | space-before-function-paren | enforce consistent spacing before function definition opening parenthesis |
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🛠 | space-in-parens | enforce consistent spacing inside parentheses | ||
🛠 | space-infix-ops | require spacing around infix operators | ||
🛠 | space-unary-ops | enforce consistent spacing before or after unary operators | ||
🛠 | spaced-comment | enforce consistent spacing after the // or /* in a comment |
||
🛠 | switch-colon-spacing | enforce spacing around colons of switch statements | ||
🛠 | template-tag-spacing | require or disallow spacing between template tags and their literals | ||
🛠 | unicode-bom | require or disallow Unicode byte order mark (BOM) | ||
🛠 | wrap-regex | require parenthesis around regex literals |
Rec | Fix | Status | Rule | Description |
---|---|---|---|---|
🛠 | 🔴 | arrow-body-style | require braces around arrow function bodiesas-needed requireReturnForObjectLiteral: false |
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🛠 | 🔴 | arrow-parens | require parentheses around arrow function argumentsas-needed |
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🛠 | 🔴 | arrow-spacing | enforce consistent spacing before and after the arrow in arrow functionsbefore: true after: true |
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✔ | 🔴 | constructor-super | require super() calls in constructors |
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🛠 | 🔴 | generator-star-spacing | enforce consistent spacing around * operators in generator functionsbefore: false after: true |
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✔ | 🔴 | no-class-assign | disallow reassigning class members | |
🛠 | 🔴 | no-confusing-arrow | disallow arrow functions where they could be confused with comparisonsallowParens: true |
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✔ | 🔴 | no-const-assign | disallow reassigning const variables |
|
✔ | 🔴 | no-dupe-class-members | disallow duplicate class members | |
ⓧ | no-duplicate-imports | disallow duplicate module imports See: https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-duplicates.md |
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✔ | 🔴 | no-new-symbol | disallow new operators with the Symbol object |
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ⓧ | no-restricted-exports | disallow specified names in exports | ||
ⓧ | no-restricted-imports | disallow specified modules when loaded by import |
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✔ | 🔴 | no-this-before-super | disallow this /super before calling super() in constructors |
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🛠 | 🔴 | no-useless-computed-key | disallow unnecessary computed property keys in objects and classes | |
ⓧ | no-useless-constructor | disallow unnecessary constructors | ||
🛠 | 🔴 | no-useless-rename | disallow renaming import, export, and destructured assignments to the same nameignoreDestructuring: false ignoreImport: false ignoreExport: false |
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🛠 | 🔴 | no-var | require let or const instead of var |
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🛠 | 🔴 | object-shorthand | require or disallow method and property shorthand syntax for object literalsalways ignoreConstructors: false avoidQuotes: true |
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🛠 | 🔴 | prefer-arrow-callback | require using arrow functions for callbacksallowNamedFunctions: false allowUnboundThis: true |
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🛠 | 🔴 | prefer-const | require const declarations for variables that are never reassigned after declareddestructuring: 'any' ignoreReadBeforeAssign: true |
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🛠 | 🔴 | prefer-destructuring | require destructuring from arrays and/or objectsarray: true object: true enforceForRenamedProperties: false |
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🛠 | 🔴 | prefer-numeric-literals | disallow parseInt() and Number.parseInt() in favor of binary, octal, and hexadecimal literals |
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🔴 | prefer-rest-params | require rest parameters instead of arguments |
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🔴 | prefer-spread | require spread operators instead of .apply() |
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🛠 | 🔴 | prefer-template | require template literals instead of string concatenation | |
✔ | 🔴 | require-yield | require generator functions to contain yield |
|
🛠 | 🔴 | rest-spread-spacing | enforce spacing between rest and spread operators and their expressionsnever |
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🛠 | ⓧ | sort-imports | enforce sorted import declarations within modules See: #12 |
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🔴 | symbol-description | require symbol descriptions | ||
🛠 | 🔴 | template-curly-spacing | require or disallow spacing around embedded expressions of template strings | |
🛠 | 🔴 | yield-star-spacing | require or disallow spacing around the * in yield* expressionsafter |
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