Update typescript-eslint monorepo to v8.54.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@typescript-eslint/eslint-plugin (source)	8.36.0 → 8.54.0
@typescript-eslint/parser (source)	8.36.0 → 8.54.0

---

Release Notes

typescript-eslint/typescript-eslint (@​typescript-eslint/eslint-plugin)

v8.54.0

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🚀 Features

• eslint-plugin-internal: add prefer-tsutils-methods rule (#​11974, #​11625)
• typescript-estree: add shortcut methods to ParserServicesWithTypeInformation (#​11965, #​11955)

🩹 Fixes

• eslint-plugin: [no-unnecessary-type-assertion] check both base constraint and actual type for non-null assertions (#​11967, #​11559)
• deps: update dependency prettier to v3.8.0 (#​11991)
• scope-manager: fix catch clause scopes def.name (#​11982)
• eslint-plugin: [no-unused-private-class-members] private destructured class member is defined but used (#​11785)

❤️ Thank You

• Brad Zacher @​bradzacher
• Josh Goldberg
• MinJae @​Ju-MINJAE
• Minyeong Kim @​minyeong981
• overlookmotel
• Yuya Yoshioka @​YuyaYoshioka
• 김현수 @​Kimsoo0119

You can read about our versioning strategy and releases on our website.

v8.53.1

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🩹 Fixes

• utils: make RuleCreator root defaultOptions optional (#​11956)
• eslint-plugin: [consistent-indexed-object-style] skip fixer if interface is a default export (#​11951)

❤️ Thank You

• Cameron
• Yukihiro Hasegawa @​y-hsgw

You can read about our versioning strategy and releases on our website.

v8.53.0

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🚀 Features

• eslint-plugin: add rule [strict-void-return] (#​9707)
• eslint-plugin: [no-unused-vars] add a fixer to remove unused imports (#​11922)

🩹 Fixes

• eslint-plugin: [no-useless-default-assignment] fix false positive for parameters corresponding to a rest parameter (#​11916)
• eslint-plugin: replace unclear "error typed" with more helpful description (#​11704)
• typescript-estree: forbid invalid extends and implements in interface declaration (#​11935)
• typescript-estree: forbid invalid class implements (#​11934)
• typescript-estree: forbid type-only import with both default and named specifiers (#​11930)

❤️ Thank You

• Brad Zacher @​bradzacher
• fisker Cheung @​fisker
• Josh Goldberg
• Josh Goldberg ✨
• Kirk Waiblinger
• Niki @​phaux
• Nikita
• SungHyun627 @​SungHyun627
• Will Harney @​wjhsf

You can read about our versioning strategy and releases on our website.

v8.52.0

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🚀 Features

• eslint-plugin-internal: [no-multiple-lines-of-errors] add rule (#​11899)

🩹 Fixes

• eslint-plugin: [no-base-to-string] detect @​@​toPrimitive and valueOf (#​11901)
• eslint-plugin: [no-useless-default-assignment] handle conditional initializer (#​11908)

❤️ Thank You

• Josh Goldberg ✨
• Ulrich Stark

You can read about our versioning strategy and releases on our website.

v8.51.0

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🚀 Features

• eslint-plugin: add namespace to plugin meta (#​11885)
• eslint-plugin: [no-useless-default-assignment] fix some cases to optional syntax (#​11871)

🩹 Fixes

• eslint-plugin: [prefer-optional-chain] handle MemberExpression in final chain position (#​11835)
• eslint-plugin: bump ts-api-utils to 2.2.0 (#​11881)
• eslint-plugin: remove fixable from no-dynamic-delete rule (#​11876)
• eslint-plugin: fix crash and false positives in no-useless-default-assignment (#​11845)

❤️ Thank You

• Josh Goldberg ✨
• Kirk Waiblinger @​kirkwaiblinger
• mdm317
• Ulrich Stark
• Yannick Decat @​mho22

You can read about our versioning strategy and releases on our website.

v8.50.1

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🩹 Fixes

• eslint-plugin: [no-unnecessary-type-assertion] correct handling of undefined vs. void (#​11826)
• eslint-plugin: [method-signature-style] ignore methods that return this (#​11813)

❤️ Thank You

• Josh Goldberg ✨
• Tamashoo @​Tamashoo

You can read about our versioning strategy and releases on our website.

v8.50.0

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🚀 Features

• eslint-plugin: [no-useless-default-assignment] add rule (#​11720)

❤️ Thank You

• Josh Goldberg ✨
• Ulrich Stark

You can read about our versioning strategy and releases on our website.

v8.49.0

Compare Source

🚀 Features

• eslint-plugin: use Intl.Segmenter instead of graphemer (#​11804)

🩹 Fixes

• deps: update dependency prettier to v3.7.2 (#​11820)

❤️ Thank You

• Justin McBride
• Kirk Waiblinger @​kirkwaiblinger

You can read about our versioning strategy and releases on our website.

v8.48.1

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🩹 Fixes

• eslint-plugin: [restrict-template-expressions] check base types in allow list (#​11764, #​11759)
• eslint-plugin: honor ignored base types on generic classes (#​11767)
• eslint-plugin: [consistent-type-exports] check value flag before resolving alias (#​11769)

❤️ Thank You

• Josh Goldberg
• OleksandraKordonets
• SangheeSon @​Higangssh
• tao

You can read about our versioning strategy and releases on our website.

v8.48.0

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🚀 Features

• eslint-plugin: [no-redundant-type-constituents] use assignability checking for redundancy checks (#​10744)

🩹 Fixes

• typescript-estree: disallow binding patterns in parameter properties (#​11760)
• eslint-plugin: [consistent-generic-constructors] ignore when constructor is typed array (#​10477)

❤️ Thank You

• Dima Barabash @​dbarabashh
• JamesHenry @​JamesHenry
• Josh Goldberg
• mdm317 @​gen-ip-1

You can read about our versioning strategy and releases on our website.

v8.47.0

Compare Source

🚀 Features

• eslint-plugin: [no-unused-private-class-members] new extension rule (#​10913)

❤️ Thank You

• Brad Zacher @​bradzacher

You can read about our versioning strategy and releases on our website.

v8.46.4

Compare Source

🩹 Fixes

• parser: error when both projectService and project are set (#​11333)
• eslint-plugin: handle override modifier in promise-function-async fixer (#​11730)
• eslint-plugin: [no-deprecated] fix double-report on computed literal identifiers (#​11006, #​10958)

❤️ Thank You

• Evgeny Stepanovych @​undsoft
• Kentaro Suzuki @​sushichan044
• Maria Solano @​MariaSolOs

You can read about our versioning strategy and releases on our website.

v8.46.3

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🩹 Fixes

• eslint-plugin: [no-duplicate-enum-values] support signed numbers (#​11722, #​11723)
• eslint-plugin: [no-misused-promises] expand union type to retrieve target property (#​11706)

❤️ Thank You

• Evgeny Stepanovych @​undsoft
• tao

You can read about our versioning strategy and releases on our website.

v8.46.2

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🩹 Fixes

• eslint-plugin: [prefer-optional-chain] skip optional chaining when it could change the result (#​11702)

❤️ Thank You

• mdm317

You can read about our versioning strategy and releases on our website.

v8.46.1

Compare Source

🩹 Fixes

• eslint-plugin: [no-misused-promises] special-case .finally not to report when a promise returning function is provided as an argument (#​11667)
• eslint-plugin: [prefer-optional-chain] include mixed "nullish comparison style" chains in checks (#​11533)

❤️ Thank You

• mdm317
• Ronen Amiel

You can read about our versioning strategy and releases on our website.

v8.46.0

Compare Source

🚀 Features

• eslint-plugin: [no-unsafe-member-access] add allowOptionalChaining option (#​11659)
• rule-schema-to-typescript-types: clean up and make public (#​11633)

🩹 Fixes

• eslint-plugin: [prefer-readonly-parameter-types] ignore tagged primitives (#​11660)
• typescript-estree: forbid abstract method and accessor to have implementation (#​11657)
• eslint-plugin: removed error type previously deprecated (#​11674)
• eslint-plugin: [no-deprecated] ignore deprecated export imports (#​11603)
• eslint-plugin: [unbound-method] improve wording around this: void and binding (#​11634)
• rule-tester: deprecate TestCaseError#type and LintMessage#nodeType (#​11628)
• eslint-plugin: [no-floating-promises] remove excess parentheses in suggestions (#​11487)

❤️ Thank You

• fisker Cheung @​fisker
• Josh Goldberg ✨
• Kirk Waiblinger @​kirkwaiblinger
• Mark de Dios @​peanutenthusiast
• Richard Torres @​richardtorres314
• Victor Genaev @​mainframev

You can read about our versioning strategy and releases on our website.

v8.45.0

Compare Source

🚀 Features

• eslint-plugin: expose rule name via RuleModule interface (#​11616)

🩹 Fixes

• eslint-plugin: [prefer-nullish-coalescing] ignoreBooleanCoercion should not apply to top-level ternary expressions (#​11614)
• eslint-plugin: [no-base-to-string] check if superclass is ignored (#​11617)

❤️ Thank You

• mdm317
• Moses Odutusin @​thebolarin
• Yukihiro Hasegawa @​y-hsgw

You can read about our versioning strategy and releases on our website.

v8.44.1

Compare Source

🩹 Fixes

• eslint-plugin: [await-thenable] should not report passing values to promise aggregators which may be a promise in an array literal (#​11611)
• eslint-plugin: [no-unsafe-enum-comparison] support unions of literals (#​11599)
• eslint-plugin: [no-base-to-string] make ignoredTypeNames match type names without generics (#​11597)

❤️ Thank You

• Kirk Waiblinger @​kirkwaiblinger
• mdm317
• Ronen Amiel

You can read about our versioning strategy and releases on our website.

v8.44.0

Compare Source

🚀 Features

• eslint-plugin: [await-thenable] report invalid (non-promise) values passed to promise aggregator methods (#​11267)

🩹 Fixes

• eslint-plugin: [no-unnecessary-type-conversion] ignore enum members (#​11490)

❤️ Thank You

• Moses Odutusin @​thebolarin
• Ronen Amiel

You can read about our versioning strategy and releases on our website.

v8.43.0

Compare Source

🚀 Features

• typescript-estree: disallow empty type parameter/argument lists (#​11563)

🩹 Fixes

• eslint-plugin: [prefer-return-this-type] don't report an error when returning a union type that includes a classType (#​11432)
• eslint-plugin: [no-deprecated] should report deprecated exports and reexports (#​11359)
• eslint-plugin: [no-floating-promises] allowForKnownSafeCalls now supports function names (#​11423, #​11430)
• eslint-plugin: [consistent-type-exports] fix declaration shadowing (#​11457)
• eslint-plugin: [no-unnecessary-type-conversion] only report ~~ on integer literal types (#​11517)
• scope-manager: exclude Program from DefinitionBase node types (#​11469)
• eslint-plugin: [no-non-null-assertion] do not suggest optional chain on LHS of assignment (#​11489)
• type-utils: add union type support to TypeOrValueSpecifier (#​11526)

❤️ Thank You

• Dima @​dbarabashh
• Kirk Waiblinger @​kirkwaiblinger
• mdm317
• tao
• Victor Genaev @​mainframev
• Yukihiro Hasegawa @​y-hsgw
• 민감자(Minji Kim) @​mouse0429
• 송재욱

You can read about our versioning strategy and releases on our website.

v8.42.0

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🩹 Fixes

• deps: update eslint monorepo to v9.33.0 (#​11482)

You can read about our versioning strategy and releases on our website.

v8.41.0

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🩹 Fixes

• deps: update dependency prettier to v3.6.2 (#​11496)

You can read about our versioning strategy and releases on our website.

v8.40.0

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🚀 Features

• typescript-estree: forbid invalid keys in EnumMember (#​11232)

❤️ Thank You

• fisker Cheung @​fisker

You can read about our versioning strategy and releases on our website.

v8.39.1

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This was a version bump only for eslint-plugin to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.39.0

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🚀 Features

• eslint-plugin: [only-throw-error] support yield/await expressions (#​11417)
• eslint-plugin: add no-unnecessary-type-conversion to strict-type-checked ruleset (#​11427)
• update to TypeScript 5.9.2 (#​11445)
• eslint-plugin: [naming-convention] add enumMember PascalCase default option (#​11127)

🩹 Fixes

• eslint-plugin: [no-unsafe-assignment] add an unsafeObjectPattern message (#​11403)
• eslint-plugin: [prefer-optional-chain] ignore check option for most RHS of a chain (#​11272)

❤️ Thank You

• Brad Zacher @​bradzacher
• James Garbutt @​43081j
• Kim Sang Du @​developer-bandi
• Sasha Kondrashov
• tao
• Younsang Na @​nayounsang

You can read about our versioning strategy and releases on our website.

v8.38.0

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🩹 Fixes

• disallow extra properties in rule options (#​11397)
• eslint-plugin: [consistent-generic-constructors] resolve conflict with isolatedDeclarations if enabled in constructor option (#​11351)

❤️ Thank You

• Andrew Kazakov @​andreww2012
• Younsang Na @​nayounsang

You can read about our versioning strategy and releases on our website.

v8.37.0

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🩹 Fixes

• eslint-plugin: [unified-signatures] fix false positives for ignoreOverloadsWithDifferentJSDoc option (#​11381)

❤️ Thank You

• Yukihiro Hasegawa @​y-hsgw

You can read about our versioning strategy and releases on our website.

typescript-eslint/typescript-eslint (@​typescript-eslint/parser)

v8.54.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.53.1

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.53.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.52.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.51.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.50.1

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.50.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.49.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.48.1

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.48.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.47.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.46.4

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.46.3

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.46.2

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.46.1

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.46.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.45.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.44.1

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.44.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.43.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.42.0

Compare Source

This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.41.0

Compare Source

This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.40.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.39.1

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.39.0

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🚀 Features

• update to TypeScript 5.9.2 (#​11445)

❤️ Thank You

• Brad Zacher @​bradzacher

You can read about our versioning strategy and releases on our website.

v8.38.0

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This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

v8.37.0

Compare Source

This was a version bump only for parser to align it with other projects, there were no code changes.

You can read about our versioning strategy and releases on our website.

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Project	Deployment	Review	Updated (UTC)
dvhcvn	Ready	Preview	Jan 26, 2026 6:45pm