eslint-plugin-react

Fixed

• no-unknown-property: support onBeforeToggle, popoverTarget, popoverTargetAction attributes (#3865 @acusti)
• [types] fix types of flat configs (#3874 @ljharb)

Fixed

• no-danger: avoid a crash on a nested component name (#3833 @ljharb)
• [Fix] types: correct generated type declaration (#3840 @ocavue)
• no-unknown-property: support precedence prop in react 19 (#3829 @acusti)
• prop-types: props missing in validation when using generic types from a namespace import (#3859 @rbondoc96)

Changed

• [Tests] jsx-no-script-url: Improve tests (#3849 @radu2147)
• [Docs] fix broken links: default-props-match-prop-types, jsx-boolean-value, jsx-curly-brace-presence, jsx-no-bind, no-array-index-key, no-is-mounted, no-render-return-value, require-default-props (#3841 @bastiendmt)

Fixed

• destructuring-assignment: fix false negative when using typeof props.a (#3835 @golopot)

Changed

• [Refactor] destructuring-assignment: use getParentStatelessComponent (#3835 @golopot)

Fixed

• [meta] do not npmignore d.ts files (#3836 @ljharb)

Changed

• [readme] Fix shared settings link (#3834 @MgenGlder)

Added

• add type generation (#3830 @voxpelli)
• no-unescaped-entities: add suggestions (#3831 @StyleShit)
• forbid-component-props: add allowedForPatterns/disallowedForPatterns options (#3805 @Efimenko)
• no-unstable-nested-components: add propNamePattern to support custom render prop naming conventions (#3826 @danreeves)

Changed

• [readme] flat config example for react 17+ (#3824 @GabenGar)

Fixed

• no-is-mounted: fix logic in method name check (#3821 @Mathias-S)
• jsx-no-literals: Avoid crashing on valueless boolean props (#3823 @reosarevok)

Added

• no-string-refs: allow this.refs in > 18.3.0 (#3807 @henryqdineen)
• jsx-no-literals Add elementOverrides option and the ability to ignore this rule on specific elements (#3812 @Pearce-Ropion)
• forward-ref-uses-ref: add rule for checking ref parameter is added ([#3667][] @NotWoods)

Fixed

• function-component-definition, boolean-prop-naming, jsx-first-prop-new-line, jsx-props-no-multi-spaces, propTypes: use type args (#3629 @HenryBrown0)
• JSX pragma: fail gracefully (#3632 @ljharb)
• jsx-props-no-spreading: add explicitSpread option to schema (#3799 @ljharb)

Changed

• [Tests] add @typescript-eslint/parser v6 (#3629 @HenryBrown0)
• [Tests] add @typescript-eslint/parser v7 and v8 (#3629 @hampustagerud)
• [Docs] no-danger: update broken link (#3817 @lucasrmendonca)
• [types] add jsdoc type annotations (#3731 @y-hsgw)
• [Tests] button-has-type: add test case with spread (#3731 @y-hsgw)

Fixed

• jsx-curly-brace-presence: avoid autofixing attributes with double quotes to a double quoted attribute (#3814 @ljharb)

Fixed

• jsx-curly-brace-presence: do not trigger on strings containing a quote character (#3798 @akulsr0)

Added

• support eslint v9 (#3759 @mdjermanovic)
• export flat configs from plugin root and fix flat config crash (#3694 @bradzacher @mdjermanovic)
• add jsx-props-no-spread-multi (#3724 @SimonSchick)
• forbid-component-props: add propNamePattern to allow / disallow prop name patterns (#3774 @akulsr0)
• jsx-handler-names: support ignoring component names (#3772 @akulsr0)
• version settings: Allow react defaultVersion to be configurable (#3771 @onlywei)
• jsx-closing-tag-location: add line-aligned option (#3777 @kimtaejin3)
• no-danger: add customComponentNames option (#3748 @akulsr0)

Fixed

• no-invalid-html-attribute: substitute placeholders in suggestion messages (#3759 @mdjermanovic)
• sort-prop-types: single line type ending without semicolon (#3784 @akulsr0)
• require-default-props: report when required props have default value (#3785 @akulsr0)

Refactors

• variableUtil: Avoid creating a single flat variable scope for each lookup (#3782 @DanielRosenwasser)

Fixed

• prop-types: fix className missing in prop validation false negative (#3749 @akulsr0)
• sort-prop-types: Check for undefined before accessing node.typeAnnotation.typeAnnotation (#3779 @tylerlaprade)

Fixed

• prop-types: null-check rootNode before calling getScope (#3762 @crnhrv)
• boolean-prop-naming: avoid a crash with a spread prop (#3733 @ljharb)
• jsx-boolean-value: assumeUndefinedIsFalse with never must not allow explicit true value (#3757 @6uliver)
• no-object-type-as-default-prop: enable rule for components with many parameters (#3768 @JulienR1)
• jsx-key: incorrect behavior for checkKeyMustBeforeSpread with map callbacks (#3769 @akulsr0)

Fixed

• boolean-prop-naming: avoid a crash with a non-TSTypeReference type (#3718 @developer-bandi)
• jsx-no-leaked-render: invalid report if left side is boolean (#3746 @akulsr0)
• jsx-closing-bracket-location: message shows {{details}} when there are no details (#3759 @mdjermanovic)
• no-invalid-html-attribute: ensure error messages are correct (#3759 @mdjermanovic, @ljharb)

Changed

• [Refactor] create various eslint utils to fix eslint deprecations (#3759 @mdjermanovic, @ljharb)

Fixed

• jsx-no-leaked-render: prevent wrongly adding parens (#3700 @developer-bandi)
• boolean-prop-naming: detect TS interfaces (#3701 @developer-bandi)
• boolean-prop-naming: literalType error fix (#3704 @developer-bandi)
• boolean-prop-naming: allow TSIntersectionType (#3705 @developer-bandi)
• no-unknown-property: support popover, popovertarget, popovertargetaction attributes (#3707 @ljharb)
• no-unknown-property: only match data-* attributes containing - (#3713 @silverwind)
• checked-requires-onchange-or-readonly: correct options that were behaving opposite (#3715 @jaesoekjjang)

Changed

• boolean-prop-naming: improve error message (@ljharb)

Added

• sort-prop-types: give errors on TS types (#3615 @akulsr0)
• no-invalid-html-attribute: add support for apple-touch-startup-image rel attributes in link tags (#3638 @thomashockaday)
• no-unknown-property: add requireDataLowercase option (#3645 @HermanBilous)
• no-unknown-property: add displaystyle on <math> (#3652 @lounsbrough)
• prefer-read-only-props, prop-types, component detection: allow components to be async functions (#3654 @pnodet)
• no-unknown-property: support onResize on audio/video tags (#3662 @caesar1030)
• jsx-wrap-multilines: add never option to prohibit wrapping parens on multiline JSX (#3668 @reedws)
• jsx-filename-extension: add ignoreFilesWithoutCode option to allow empty files (#3674 @burtek)
• jsx-boolean-value: add assumeUndefinedIsFalse option (#3675 @developer-bandi)
• linkAttribute setting, jsx-no-target-blank: support multiple properties (#3673 @burtek)
• jsx-no-script-url: add includeFromSettings option to support linkAttributes setting (#3673 @burtek)
• jsx-one-expression-per-line: add non-jsx option to allow non-JSX children in one line (#3677 @burtek)
• add checked-requires-onchange-or-readonly rule (#3680 @jaesoekjjang)

Fixed

• jsx-no-leaked-render: preserve RHS parens for multiline jsx elements while fixing (#3623 @akulsr0)
• jsx-key: detect conditional returns (#3630 @yialo)
• jsx-newline: prevent a crash when allowMultilines (#3633 @ljharb)
• no-unknown-property: use a better regex to avoid a crash (#3666 @ljharb @SCH227)
• prop-types: handle nested forwardRef + memo (#3679 @developer-bandi)
• no-unknown-property: add fetchPriority (#3697 @SevereCloud)
• forbid-elements: prevent a crash on createElement() (#3632 @ljharb)

Changed

• jsx-boolean-value: make error messages clearer (#3691 @developer-bandi)
• [Refactor] propTypes: extract type params to var (#3634 @HenryBrown0)
• [Refactor] boolean-prop-naming: invert if statement (#3634 @HenryBrown0)
• [Refactor] function-component-definition: exit early if no type params (#3634 @HenryBrown0)
• [Refactor] jsx-props-no-multi-spaces: extract type parameters to var (#3634 @HenryBrown0)
• [Docs] jsx-key: fix correct example (#3656 @developer-bandi)
• [Tests] jsx-wrap-multilines: passing tests (#3545 @burtek)
• [Docs] iframe-missing-sandbox: fix link to iframe attribute on mdn (#3690 @nnmrts)
• [Docs] hook-use-state: fix an undefined variable (#3626 @chentsulin)

Fixed

• no-deprecated: prevent false positive on commonjs import (#3614 @akulsr0)
• no-unsafe: report on the method instead of the entire component (@ljharb)
• no-deprecated: report on the destructured property instead of the entire variable declarator (@ljharb)
• no-deprecated: report on the imported specifier instead of the entire import statement (@ljharb)
• no-invalid-html-attribute: report more granularly (@ljharb)

Fixed

• require-default-props: fix config schema (#3605 @controversial)
• jsx-curly-brace-presence: Revert #3538 due to issues with intended string type casting usage (#3611 @taozhou-glean)
• sort-prop-types: ensure sort-prop-types respects noSortAlphabetically (#3610 @caesar1030)

Added

• display-name: add checkContextObjects option (#3529 @JulesBlm)
• jsx-first-prop-new-line: add multiprop option (#3533 @haydncomley)
• no-deprecated: add React 18 deprecations (#3548 @sergei-startsev)
• forbid-component-props: add disallowedFor option (#3417 @jacketwpbb)

Fixed

• no-array-index-key: consider flatMap (#3530 @k-yle)
• jsx-curly-brace-presence: handle single and only expression template literals (#3538 @taozhou-glean)
• no-unknown-property: allow onLoad on source (@ljharb)
• jsx-first-prop-new-line: ensure autofix preserves generics in component name (#3546 @ljharb)
• no-unknown-property: allow fill prop on <symbol> (#3555 @stefanprobst)
• display-name, prop-types: when checking for a capitalized name, ignore underscores entirely (#3560 @ljharb)
• no-unused-state: avoid crashing on a class field function with destructured state (#3568 @ljharb)
• no-unused-prop-types: allow using spread with object expression in jsx (#3570 @akulsr0)
• Revert "destructuring-assignment: Handle destructuring of useContext in SFC" (#3583 #2797 @102)
• prefer-read-only-props: add TS support (#3593 @HenryBrown0)

Changed

• [Docs] jsx-newline, no-unsafe, static-property-placement: Fix code syntax highlighting (#3563 @nbsp1221)
• [readme] resore configuration URL (#3582 @gokaygurcan)
• [Docs] jsx-no-bind: reword performance rationale (#3581 @gpoole)

• [Docs] jsx-first-prop-new-line: add missing multiprop value (#3598 @dzek69)

Fixed

• configs: restore parserOptions in legacy configs ([#3523][] @ljharb)
• jsx-no-constructed-context-values, jsx-no-useless-fragment: add a rule schema (@ljharb) ( no-unknown-property: add fill for <marker> (#3525 @alexey-koran)

Fixed

• prevent circular dependency in index and "all" config (#3519 @ljharb)
• destructuring-assignment: do not force destructuring of optionally chained properties (#3520 @ljharb)

Added

• support new config system (#3429 @jjangga0214)
• hook-use-state: add allowDestructuredState option (#3449 @ljharb)
• add sort-default-props and deprecate jsx-sort-default-props (#1861 @alexzherdev)
• add no-object-type-as-default-prop rule (#2848 @cyan33 @fengkx)

Fixed

• configs: avoid legacy config system error (#3461 @ljharb)
• sort-prop-types: restore autofixing (#3452, #3471 @ROSSROSALES)
• no-unknown-property: do not check fbs elements (#3494 @brianogilvie)
• jsx-newline: No newline between comments and jsx elements (#3493 @justmejulian)
• jsx-no-leaked-render: Don't report errors on empty strings if React >= v18 (#3488 @himanshu007-creator)
• no-invalid-html-attribute: convert autofix to suggestion (#3474 @himanshu007-creator @ljharb)
• jsx-no-leaked-render: fix removing parentheses for conditionals (#3502 @akulsr0)
• jsx-no-leaked-render: invalid fixes in coerce mode (#3511 @akulsr0)
• destructuring-assignment: Handle destructuring of useContext in SFC (#2797 @Zinyon @ljharb)

Changed

• [Docs] jsx-no-leaked-render: Remove mentions of empty strings for React 18 (#3468 @karlhorky)
• [Docs] update eslint-doc-generator to v1.0.0 (#3499 @bmish)
• [meta] add issue template (#3483 @ROSSROSALES)
• [Docs] Use emoji for jsx-runtime config and config file for eslint-doc-generator (#3504 @bmish)
• [Docs] prefer-exact-props: fix example flow syntax (#3510 @smackfu)
• [Perf] use anyOf instead of oneOf (@ljharb @remcohaszing)

Fixed

• jsx-no-target-blank: allow ternaries with literals (#3464 @akulsr0)
• no-unknown-property: add inert attribute (#3484 @ljharb)
• jsx-key: detect keys in logical expression and conditional expression (#3490 @metreniuk)

Changed

• [Perf] component detection: improve performance by avoiding traversing parents unnecessarily (#3459 @golopot)
• [Docs] forbid-component-props: inclusive language w/ allowlist (#3473 @AndersDJohnson)
• [Docs] automate doc generation with eslint-doc-generator (#3469 @bmish)

Fixed

• no-unknown-property: allow allowFullScreen on iframe (#3455 @almeidx)

Fixed

• no-unknown-property: add dialog attributes (#3436 @ljharb)
• no-arrow-function-lifecycle: when converting from an arrow, remove the semi and wrapping parens (#3337 @ljharb)
• jsx-key: Ignore elements inside React.Children.toArray() (#1591 @silvenon)
• jsx-no-constructed-context-values: fix false positive for usage in non-components (#3448 @golopot)
• static-property-placement: warn on nonstatic expected-statics (#2581 @ljharb)
• no-unknown-property: properly tag-restrict case-insensitive attributes (@ljharb)
• no-unknown-property: allow webkitDirectory on input, case-insensitive (#3454 @ljharb)

Changed

• [Docs] no-unknown-property: fix typo in link (#3445 @denkristoffer)
• [Perf] component detection: improve performance by optimizing getId (#3451 @golopot)
• [Docs] no-unstable-nested-components: Warn about memoized, nested components (#3444 @eps1lon)

Fixed

• no-unknown-property: add viewBox on marker (#3416 @ljharb)
• no-unknown-property: add noModule on script (#3414 @ljharb)
• no-unknown-property: allow onLoad on <object> (#3415 @OleksiiKachan)
• no-multi-comp: do not detect a function property returning only null as a component (#3412 @ljharb)
• no-unknown-property: allow abbr on <th> and <td> (#3419 @OleksiiKachan)
• no-unknown-property: add viewBox for pattern, symbol, view (#3424 @MNBuyskih)
• no-unknown-property: add align on all the tags that support it (#3425 @ljharb)

Changed

• [meta] npmignore markdownlint config (#3413 @jorrit)

Fixed

• no-unknown-property: avoid warning on fbt nodes entirely (#3391 @ljharb)
• no-unknown-property: add download property support for a and area (#3394 @HJain13)
• no-unknown-property: allow webkitAllowFullScreen and mozAllowFullScreen (#3396 @ljharb)
• no-unknown-property: controlsList, not controlList (#3397 @ljharb)
• no-unknown-property: add more capture event properties (#3402 @sjarva)
• no-unknown-property: Add more one word properties found in DefinitelyTyped's react/index.d.ts (#3402 @sjarva)
• no-unknown-property: Mark onLoad/onError as supported on iframes (#3398 @maiis, #3406 @akx)
• no-unknown-property: allow imageSrcSet and imageSizes attributes on <link> (#3407 @terrymun)
• no-unknown-property: add border; focusable on <svg> (#3404 #3404 @ljharb)
• no-unknown-property: React lowercases data- attrs (#3395 @ljharb)
• no-unknown-property: add valign on table components (#3389 @ljharb)

Fixed

• no-unknown-property: onError and onLoad both work on img and script (#3388 @ljharb)
• no-unknown-property: data-* attributes can have numbers (#3390 @sjarva)
• no-unknown-property: add more audio/video attributes (#3390 @sjarva)
• no-unknown-property: move allowfullscreen to case ignored attributes (#3390 @sjarva)
• no-unknown-property: fill works on line, mask, and use elements (#3390 @sjarva)
• no-unknown-property: add onMouseMoveCapture as valid react-specific attribute (#3390 @sjarva)
• no-unknown-property: make onLoad and onError be accepted on more elements (#3390 @sjarva)

Changed

• [Docs] no-unknown-property: add a mention about using ignores properties with libraries that add props (#3390 @sjarva)

Fixed

• no-unknown-property: add properties onToggle, fill, as, and pointer events (#3385 @sjarva)
• no-unknown-property: add defaultChecked property (#3385 @sjarva)
• no-unknown-property: add touch and media event related properties (#3385 @sjarva)
• no-unknown-property: children is always an acceptable prop; iframes have scrolling; video has playsInline (#3385 @ljharb)

Fixed

• no-unknown-property: support checked on inputs (#3383 @ljharb)

Fixed

• no-unknown-property: add SVG and meta properties (#3381 @AhmadMayo)

Fixed

• jsx-key: avoid a crash with optional chaining (#3371 @ljharb)
• jsx-sort-props: avoid a crash with spread props (#3376 @ljharb)
• no-unknown-property: properly recognize valid data- and aria- attributes (#3377 @sjarva)
• no-unknown-property: properly recognize unknown HTML/DOM attributes (#3377 @sjarva)

Changed

• [Docs] jsx-sort-props: replace ref string with ref variable (#3375 @Luccasoli)
• [Refactor] no-unknown-property: improve jsdoc; extract logic to separate functions (#3377 @sjarva)
• [Refactor] no-unknown-property: update DOM properties to include also one word properties (#3377 @sjarva)

Fixed

• jsx-key: fix detecting missing key in Array.from's mapping function (#3369 @sjarva)
• jsx-no-leaked-render: coerce strategy now allows a ternary (#3370, @sjarva)

Added

• jsx-newline: add allowMultiline option when prevent option is true (#3311 @TildaDares)
• forbid-dom-props: add disallowedFor option (#3338 @TildaDares)

Fixed

• jsx-no-literals: properly error on children with noAttributeStrings: true (#3317 @TildaDares)
• jsx-key: catch key errors inside conditional statements (#3320 @TildaDares)
• display-name: Accept forwardRef and Memo nesting in newer React versions (#3321 @TildaDares)
• jsx-key: avoid a crash from optional chaining from #3320 (#3327 @ljharb)
• jsx-key: avoid a crash on a non-array node.body from #3320 (#3328 @ljharb)
• display-name: fix false positive for assignment of function returning null (#3331 @apbarrero)
• display-name: fix identifying _ as a capital letter (#3335 @apbarrero)
• require-default-props: avoid a crash when function has no props param (#3350 @noahnu)
• display-name, component detection: fix HOF returning null as Components (#3347 @jxm-math)
• forbid-prop-types: Ignore objects that are not of type React.PropTypes (#3326 @TildaDares)
• display-name, component detection: fix false positive for HOF returning only nulls and literals (#3305 @golopot)
• jsx-no-target-blank: False negative when rel attribute is assigned using ConditionalExpression (#3332 @V2dha)
• jsx-no-leaked-render: autofix nested "&&" logical expressions (#3353 @hduprat)
• jsx-sort-props: sorted attributes now respect comments (#3358 @ROSSROSALES)

Changed

• [Refactor] jsx-indent-props: improved readability of the checkNodesIndent function (#3315 @caroline223)
• [Tests] jsx-indent, jsx-one-expression-per-line: add passing test cases (#3314 @ROSSROSALES)
• [Refactor] boolean-prop-naming, jsx-indent: avoid assigning to arguments (#3316 @caroline223)
• [Docs] sort-comp: add class component examples (#3339 @maurer2)
• [Docs] jsx-no-useless-fragment: add more examples of correct code (#3349 @karlhorky)
• [Docs] jsx-boolean-value: add jsdoc types for helper functions (#3344 @caroline223)
• [readme] remove dead codeclimate badge, add actions badge (@ljharb)
• [readme] Remove dead david-dm badge (#3262 @ddzz)
• [Refactor] jsx-closing-bracket-location, jsx-no-bind: fix eslint issues (#3351 @caroline223)
• [Tests] function-component-definition: add passing test cases (#3355 @TildaDares)
• [Docs] jsx-no-target-blank: Fix link to link-type-noreferrer (#3319 @Luccasoli)
• [Docs] document which rules provide suggestions (#3359, #3365 @bmish)
• [Docs] Consistent rule descriptions and doc sections (#3361 @bmish)
• [Docs] Standardize deprecated rule notice (#3364 @bmish)
• [Docs] Fix typos (#3366 @bmish)
• [Docs] Add markdownlint for documentation formatting consistency (#3367 @bmish)
• [Docs] Add config notice to rule docs (#3362 @bmish)

7.30.1 - 2022.06.23

Fixed

• display-name: fix false positive for HOF returning only nulls (#3291 @golopot)
• jsx-no-leaked-render: avoid unnecessary negation operators and ternary branches deletion (#3299 @Belco90)
• display-name: fix false positive when using memo (#3304 @golopot)

Changed

• [Docs] jsx-tag-spacing: rename option from #3264 (#3294 @ljharb)
• [Docs] jsx-key: split the examples (#3293 @ioggstream)

Added

• destructuring-assignment: add option destructureInSignature (#3235 @golopot)
• no-unknown-property: Allow crossOrigin on image tag (SVG) (#3251 @zpao)
• jsx-tag-spacing: Add multiline-always option (#3260, #3264 @Nokel81)
• function-component-definition: replace var by const in certain situations (#3248 @JohnBerd @SimeonC)
• add jsx-no-leaked-render (#3203 @Belco90)
• require-default-props: add option functions (#3249 @nix6839)

Fixed

• hook-use-state: Allow UPPERCASE setState setter prefixes (#3244 @duncanbeevers)
• propTypes: add VFC to react generic type param map (#3230 @dlech)
• no-unused-state: avoid a crash (#3258 @WillyLiaoWH @ljharb)
• jsx-no-useless-fragment: use proper apostrophe in error message (#3266 @develohpanda)
• propTypes: handle imported types/interface in forwardRef generic (#3280 @vedadeepta)
• button-has-type: fix exception for <button type> (#3255 @meowtec)
• no-unstable-nested-components: Improve error message and catch React.memo() (#3247 @zacharyliu)

Changed

• [readme] remove global usage and eslint version from readme (#3254 @aladdin-add)
• [Refactor] fix linter errors (#3261 @golopot)
• [Docs] no-unused-prop-types: fix syntax errors (#3259 @mrdulin)
• [Refactor] improve performance for detecting function components (#3265 @golopot)
• [Refactor] improve performance for detecting class components (#3267 @golopot)
• [Refactor] no-deprecated: improve performance (#3271 @golopot)
• [Refactor] no-did-mount-set-state, no-did-update-set-state, no-will-update-set-state: improve performance (#3272 @golopot)
• [Refactor] improve performance by avoiding unnecessary Components.detect (#3273 @golopot)
• [Refactor] add isParenthesized AST util (#3203 @Belco90)
• [Docs] default-props-match-prop-types, require-default-props, sort-prop-types: fix typos (#3279 @nix6839)
• [Refactor] improve performance of rule merging (#3281 @golopot)
• [Refactor] improve performance of component detection (#3276 @golopot)

Fixed

• no-unused-state: avoid a crash on a class field gDSFP (#3236 @ljharb)
• boolean-prop-naming: handle React.FC, intersection, union types (#3241 @ljharb)

Fixed

• no-unused-state: avoid a crash on type-only gDSFP declarations (#3225 @ljharb)
• jsx-curly-brace-presence: the string "never" defaults to propElementValues as ignore (#3228 @ljharb)
• propTypes: add VFC to react generic list (#3230 @ljharb)

• jsx-curly-brace-presence: avoid warning on curlies containing quote characters (#3214 @ljharb)
• jsx-indent: do not report on non-jsx-returning ternaries that contain null (#3222 @ljharb)
• jsx-indent: properly report on returned ternaries with jsx (#3222 @ljharb)
• no-array-index-key: detect named-imported cloneElement/createElement (#3213 @ljharb)

Fixed

• jsx-key: prevent false "missing array key" warning (#3215 @ljharb)
• jsx-indent: avoid checking returns sans jsx (#3218 @ljharb)
• jsx-key: avoid a crash (#3220 @ljharb)
• version settings: avoid a crash with an invalid version (#3219 @ljharb)

Added

• add hook-use-state rule to enforce symmetric useState hook variable names (#2921 @duncanbeevers)
• jsx-no-target-blank: Improve fixer with option allowReferrer (#3167 @apepper)
• jsx-curly-brace-presence: add "propElementValues" config option (#3191 @ljharb)
• add iframe-missing-sandbox rule (#2753 @tosmolka @ljharb)
• no-did-mount-set-state, no-did-update-set-state: no-op with react >= 16.3 (#1754 @ljharb)
• jsx-sort-props: support multiline prop groups (#3198 @duhamelgm)
• jsx-key: add warnDuplicates option to warn on duplicate jsx keys in an array (#2614 @ljharb)
• jsx-sort-props: add locale option (#3002 @ljharb)

Fixed

• prop-types, propTypes: add support for exported type inference (#3163 @vedadeepta)
• no-invalid-html-attribute: allow 'shortcut icon' on link (#3174 @Primajin)
• prefer-exact-props improve performance for Identifier visitor (#3190 @meowtec)
• propTypes: Handle TSTypeReference in no-unused-prop-type (#3195 @niik)
• sort-prop-types: avoid repeated warnings of the same node/reason (#519 @ljharb)
• jsx-indent: Fix indent handling for closing parentheses (#620 @stefanbuck])
• [prop-types/propTypes]: follow a returned identifier to see if it is JSX (#1046 @ljharb)
• no-unused-state: TS: support getDerivedStateFromProps as an arrow function (#2061 @ljharb)
• no-array-index-key: catch .toString and String() usage (#2813 @RedTn)
• function-component-definition: do not break on dollar signs (#3207 @ljharb)
• prefer-stateless-function: avoid a crash inside doctrine (#2596 @ljharb)
• prop-types: catch infinite loop (#2861 @ljharb)
• forbid-prop-types: properly report name in error message; check undestructured arguments (#2945 @ljharb)

Changed

• [readme] change [jsx-runtime] link from branch to sha (#3160 @tatsushitoji)
• [Docs] HTTP => HTTPS (#3133 @Schweinepriester)
• [readme] Some grammar fixes (#3186 @JJ)
• [Docs] jsx-no-target-blank: Improve readme (#3169 @apepper)
• [Docs] display-name: improve examples (#3189 @golopot)
• [Refactor] no-invalid-html-attribute: sort HTML_ELEMENTS and messages (#3182 @Primajin)
• [Docs] forbid-foreign-prop-types: document allowInPropTypes option (#1815 @ljharb)
• [Refactor] jsx-sort-default-props: remove unnecessary code (#1817 @ljharb)
• [Docs] jsx-no-target-blank: fix syntax highlighting (#3199 @shamrin)
• [Docs] jsx-key: improve example (#3202 @chnakamura)
• [Refactor] jsx-key: use more AST selectors (@ljharb)

New Contributors

• @tatsushitoji made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3160
• @Schweinepriester made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3133
• @Primajin made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3174
• @apepper made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3167
• @JJ made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3186
• @niik made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3195
• @tosmolka made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/2753
• @stefanbuck made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/620
• @kolpax made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/1691
• @duhamelgm made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3198
• @shamrin made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3199
• @chnakamura made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3202

Full Changelog: https://github.com/yannickcr/eslint-plugin-react/compare/v7.28.0...v7.29.0

What's Changed

• [New] component detection: track React imports by @duncanbeevers in #3149
• [New] function-component-definition: support namedComponents option being an array by @petersendidit in #3129
• [Test] parsers.all augments suggestion code output by @duncanbeevers in #3154
• [Fix] jsx-indent-props: Reset line.isUsingOperator correctly after ternary (#3146) by @tobiaswaltl in #3157
• [New] Component detection: add util.isReactHookCall by @duncanbeevers in #3156

New Contributors

• @tobiaswaltl made their first contribution in #3157

Full Changelog: https://github.com/yannickcr/eslint-plugin-react/compare/v7.27.1...v7.28.0

What's Changed

• [Fix] no-unused-class-component-methods: add getChildContext lifecycle method by @yoyo837 in https://github.com/yannickcr/eslint-plugin-react/pull/3136
• [readme] fix syntax typo by @moselhy in https://github.com/yannickcr/eslint-plugin-react/pull/3141
• [Fix] prop-types: fix false positives on renames in object destructuring by @golopot in https://github.com/yannickcr/eslint-plugin-react/pull/3142

New Contributors

• @moselhy made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3141

Full Changelog: https://github.com/yannickcr/eslint-plugin-react/compare/v7.27.0...v7.27.1

What's Changed

• [New] add no-unused-class-component-methods by @pawelnvk in https://github.com/yannickcr/eslint-plugin-react/pull/2239
• [New] Add no-arrow-function-lifecycle rule by @ngtan in https://github.com/yannickcr/eslint-plugin-react/pull/1980
• [react/jsx-uses-vars]: False negative on HTML elements used in JSX by @karlhorky in https://github.com/yannickcr/eslint-plugin-react/pull/2916
• [Fix] propTypes: add VoidFunctionComponent to react generic list by @vedadeepta in https://github.com/yannickcr/eslint-plugin-react/pull/3092
• [Fix] no-arrow-function-lifecycle: prevent crashing on ClassProperty by @AriPerkkio in https://github.com/yannickcr/eslint-plugin-react/pull/3098
• [Dev Deps] Upgrade eslint-plugin-eslint-plugin to v4 by @bmish in https://github.com/yannickcr/eslint-plugin-react/pull/3105
• [Tests] use parsers.all + features to maximally repeat test cases across parsers, plus fixes by @ljharb in https://github.com/yannickcr/eslint-plugin-react/pull/3108
• [Fix] display-name: unwrap TS as expressions by @ljharb in https://github.com/yannickcr/eslint-plugin-react/pull/3110
• [Fix] no-unstable-components: improve handling of objects containing render functions by @fizwidget in https://github.com/yannickcr/eslint-plugin-react/pull/3111
• [Fix] prop-types, propTypes: add forwardRef<>, ForwardRefRenderFunction<> prop-types by @vedadeepta in https://github.com/yannickcr/eslint-plugin-react/pull/3112
• [Tests] test on the new babel eslint parser by @ljharb in https://github.com/yannickcr/eslint-plugin-react/pull/3113
• [Dev Deps] update eslint-remote-tester by @AriPerkkio in https://github.com/yannickcr/eslint-plugin-react/pull/3118
• [New] add no-invalid-html-attribute rule by @Nokel81 in https://github.com/yannickcr/eslint-plugin-react/pull/2863
• [Dev Deps] update eslint-remote-tester-run-action by @AriPerkkio in https://github.com/yannickcr/eslint-plugin-react/pull/3120
• [Fix] destructuring-assignment, component detection: improve component detection by @vedadeepta in https://github.com/yannickcr/eslint-plugin-react/pull/3122
• [Docs] jsx-no-target-blank: adjust options description by @gebsh in https://github.com/yannickcr/eslint-plugin-react/pull/3124
• [New] support eslint 8.x by @MichaelDeBoey in https://github.com/yannickcr/eslint-plugin-react/pull/3059

New Contributors

• @ngtan made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/1980
• @karlhorky made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/2916
• @bmish made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3105
• @fizwidget made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3111
• @gebsh made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3124
• @MichaelDeBoey made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3059

Full Changelog: https://github.com/yannickcr/eslint-plugin-react/compare/v7.26.1...v7.27.0

What's Changed

• Pin link to code in react-in-jsx-scope docs by @lencioni in https://github.com/yannickcr/eslint-plugin-react/pull/3081
• [Docs] jsx-max-props-per-line: fix options example by @MrRaiter in https://github.com/yannickcr/eslint-plugin-react/pull/3083
• [Fix] jsx-no-target-blank: improve error messages by @cutiful in https://github.com/yannickcr/eslint-plugin-react/pull/3088

New Contributors

• @MrRaiter made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3083
• @cutiful made their first contribution in https://github.com/yannickcr/eslint-plugin-react/pull/3088

Full Changelog: https://github.com/yannickcr/eslint-plugin-react/compare/v7.26.0...v7.26.1

Added

• add no-namespace rule (#2640 @yacinehmito @ljharb)
• jsx-max-props-per-line: add single and multi options (#3078 @SIL0RAK)

Fixed

• display-name: Get rid of false position on component detection (#2759 @iiison)

Changed

• no-access-state-in-setstate: passing test for “don't error if it's not a React Component” (#1873 @kentcdodds)

Fixed

• [prop-types], propTypes: bail out unknown generic types inside func params (#3076 @vedadeepta)

Changed

• [readme] Update broken link for configuration files (#3071 @prateek3255)
• [Refactor] create/extract isCreateElement and isDestructuredFromPragmaImport utils (@ljharb)

Fixed

• [jsx-no-useless-fragments]: Handle insignificant whitespace correctly when allowExpressions is true (#3061 @benj-dobs)
• [prop-types], propTypes: handle implicit children prop in react's generic types (#3064 @vedadeepta)
• [display-name]: fix arrow function returning result of function call with JSX arguments being interpreted as component (#3065 @danielfinke)
• [jsx-no-target-blank]: avoid crash on attr-only href (#3066 @ljharb @gaz77a)
• [jsx-uses-vars]: ignore lowercase tag names (#3070 @alanorozco)

Fixed

• [no-this-in-sfc], component detection: Improve stateless component detection (#3056 @Wesitos)

Added

• [jsx-no-useless-fragments]: add option to allow single expressions in fragments (#3006 @mattdarveniza)
• add [prefer-exact-props] rule (#1547 @jomasti)
• [jsx-no-target-blank]: add forms option (#1617 @jaaberg)
• [jsx-pascal-case]: add allowLeadingUnderscore option (#3039 @pangaeatech)
• [no-children-prop]: Add allowFunctions option (#1903 @alexzherdev)
• [jsx-runtime]: set parserOptions.jsxPragma for @typescript-eslint/parser (bb64df65 @ljharb)

Fixed

• component detection: use estraverse to improve component detection (#2992 @Wesitos)
• [destructuring-assignment], [no-multi-comp], [no-unstable-nested-components], component detection: improve component detection (#3001 @vedadeepta)
• [no-deprecated]: fix crash on rest elements (#3016 @ljharb)
• [destructuring-assignment]: get the contextName correctly (#3025 @ohhoney1)
• [no-typos]: prevent crash on styled components and forwardRefs (#3036 @ljharb)
• [destructuring-assignment], component detection: handle default exports edge case (#3038 @vedadeepta)
• [no-typos]: fix crash on private methods (#3043 @ljharb)
• [jsx-no-bind]: handle local function declarations (#3048 @p7g)
• [prop-types], propTypes: handle React.* TypeScript types (#3049 @vedadeepta)
• [prop-types], propTypes: add handling for FC<Props>, improve tests (#3051 @vedadeepta)
• [prop-types], propTypes: prevent crash introduced in #3051 (#3053 @ljharb)

Changed

• [Docs] [jsx-no-bind]: updates discussion of refs (#2998 @dimitropoulos)
• [Refactor] utils/Components: correct spelling and delete unused code (#3026 @ohhoney1)
• [Docs] [jsx-uses-react], [react-in-jsx-scope]: document [react/jsx-runtime] config (#3018 @pkuczynski @ljharb)
• [Docs] [require-default-props]: fix small typo (#2994 @evsasse)
• [Tests] add weekly scheduled smoke tests (#2963 @AriPerkkio)
• [Docs] improve instructions for jsx-runtime config (#3052 @ljharb)

Added

• component detection: add componentWrapperFunctions setting (#2713 @@jzabala @LandonSchropp)
• [no-unused-prop-types]: add ignore option (#2972 @grit96)
• version detection: support recursive processor virtual filename (#2965 @JounQin)

Fixed

• [jsx-handler-names]: properly substitute value into message (#2975 @G-Rath)
• [jsx-uses-vars]: ignore namespaces (#2985 @remcohaszing)
• [jsx-no-undef]: ignore namespaces (#2986 @remcohaszing)
• [jsx-child-element-spacing]: Don't flag whitespace around <br/> tags (#2989 @pascalpp)

Changed

• [Docs] [jsx-newline]: Fix minor spelling error on rule name (#2974 @DennisSkoko)
• [Refactor] [void-dom-elements-no-children]: improve performance
• [readme] fix missing trailing commas (#2980 @sugardon)
• [readme] fix broken anchor link (#2982 @vzvu3k6k)
• [Docs] [jsx-child-element-spacing]: fixes sentence which ends abruptly (#2990 @pascalpp)

Fixed

• [jsx-max-depth]: Prevent getting stuck in circular references (#2957 @AriPerkkio)
• [jsx-no-target-blank]: fix handling of warnOnSpreadAttributes being false (#2953 @Nokel81)
• [forbid-dom-props]: support JSXNamespacedName (#2961 @mrtnzlml)
• [forbid-component-props]: support JSXNamespacedName (@ljharb)

Changed

• Fix CHANGELOG.md (#2950 @JounQin)

Fixed

• version detection: support processor virtual filename (#2949 @JounQin)

Added

• [jsx-no-target-blank]: add fixer (#2862 @Nokel81)
• [jsx-pascal-case]: support minimatch ignore option (#2906 @bcherny)
• [jsx-pascal-case]: support allowNamespace option (#2917 @kev-y-huang)
• [jsx-newline]: Add prevent option (#2935 @jsphstls)
• [no-unstable-nested-components]: Prevent creating unstable components inside components (#2750 @AriPerkkio)
• added jsx-runtime config, for the modern JSX runtime transform (@ljharb)

Fixed

• [jsx-no-constructed-context-values]: avoid a crash with as X TS code (#2894 @ljharb)
• [jsx-no-constructed-context-values]: avoid a crash with boolean shorthand (#2895 @ljharb)
• [static-property-placement]: do not report non-components (#2893 @golopot)
• [no-array-index-key]: support optional chaining (#2897 @SyMind)
• [no-typos]: avoid a crash on bindingless prop-types import; add warning (#2899 @ljharb)
• [jsx-curly-brace-presence]: ignore containers with comments (#2900 @golopot)
• [destructuring-assignment]: fix a false positive for local prop named context in SFC (#2929 @SyMind)
• [jsx-no-target-blank]: Allow rel="noreferrer" when allowReferrer is true (#2925 @edemaine)
• [boolean-prop-naming]: add check for typescript "boolean" type (#2930 @vedadeepta)
• version detection: Add tests that verify versioning works for sibling and child projects (#2943 @jcrosetto)
• [jsx-curly-newline]: Update error messages (#2933 @jbrower2)

Changed

• [Docs] [jsx-no-constructed-context-values][]: fix invalid example syntax (#2910 @kud)
• [readme] Replace lists of rules with tables in readme (#2908 @motato1)
• [Docs] added missing curly braces (#2923 @Muditxofficial)

Added

• [jsx-key]: added checkKeyMustBeforeSpread option for new jsx transform (#2835 @morlay)
• [jsx-newline]: add new rule (#2693 @jzabala)
• [jsx-no-constructed-context-values]: add new rule which checks when the value passed to a Context Provider will cause needless rerenders (#2763 @dylanOshima)
• [jsx-indent-props]: add ignoreTernaryOperator option (#2846 @SebastianZimmer)
• [jsx-no-target-blank]: Add warnOnSpreadAttributes option (#2855 @michael-yx-wu)

Fixed

• [display-name]/component detection: avoid a crash on anonymous components (#2840 @ljharb)
• [prop-types]: function in class that returns a component causes false warning in typescript (#2843 @SyMind)
• [jsx-no-target-blank]: avoid a crash with a non-string literal (#2851 @ljharb)
• [jsx-no-script-url]: avoid crash with boolean href (#2871 @ljharb, @AriPerkkio)
• [no-typos]: avoid crash with computed method name (#2870 @ljharb, @AriPerkkio)
• [jsx-max-depth]: avoid crash with childless jsx child (#2869 @ljharb, @AriPerkkio)
• [jsx-wrap-multilines]: fix crash with declarations that are on a new line after = (#2875 @ljharb)
• [no-unknown-property]: avoid crash with prop named with Object.prototype key (#2879 @ljharb, @AriPerkkio)
• [prop-types]: default argument does not count as props-types declaration (#2877 @golopot)
• [jsx-props-no-multi-spaces]: fix a false positive for beside comments (#2878 @golopot)
• [jsx-no-undef]: handle the TS parser combined with an invalid ecmaVersion (#2882 @ljharb)
• [no-unused-prop-types]: apply skipShapeProps to exact types (#2883 @golopot)
• [no-danger-with-children]/[style-prop-object]/[no-adjacent-inline-elements]: add category, URL (#2891 @thofmann)

Docs

• [no-unused-prop-types]: Add new example to rule (#2852 @thehereward)
• [prop-types]: fix example (#2881 @technote-space)

Fixed

• [jsx-indent-props]: Apply indentation when using brackets (#2826 @Moong0122)
• [jsx-handler-names]: Skip inline handlers when checkInlineFunction=false (#2833 @onigoetz)

Changed

• [Tests] jsx-indent-props: Add passing test (#2823 @Hypnosphi)

Fixed

• [no-unused-prop-types]: Silence false positive on never type in TS (#2815 @pcorpet)
• [jsx-indent-props]: Apply indentation when operator is used in front of the upper line (#2808, #2820 @Moong0122)
• [Deps] update jsx-ast-utils (#2822 jsx-eslint/jsx-ast-utils#102 @ljharb)

Fixed

• [prop-types]: fix Cannot read property 'type' of undefined error when destructured param (#2807 @minwe)
• [no-typos]: avoid crash on spread syntax in createReactClass object (#2816 @ljharb @Songyu-Wang)

Fixed

• [prop-types]: handle RestElement in destructured param (#2805 @hank121314)