v8.21.0

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🩹 Fixes

• eslint-plugin: [no-duplicate-enum-values] handle template literal (#​10675)
• eslint-plugin: [no-base-to-string] don't crash for recursive array or tuple types (#​10633)
• eslint-plugin: [no-for-in-array] report on any type which may be an array or array-like (#​10535)
• eslint-plugin: check JSX spread elements for misused spread usage (#​10653)
• eslint-plugin: [no-unnecessary-type-arguments] handle type args on jsx (#​10630)

❤️ Thank You

• Ronen Amiel
• YeonJuan @​yeonjuan

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

v8.20.0

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🚀 Features

• eslint-plugin: [consistent-type-assertions] add arrayLiteralTypeAssertions options (#​10565)
• eslint-plugin: [no-deprecated] add allow options (#​10585)
• eslint-plugin: [no-misused-spread] add new rule (#​10551)

🩹 Fixes

• eslint-plugin: [no-unnecessary-condition] don't flag optional chaining for union types with an unconstrained type parameters (#​10602)
• eslint-plugin: [no-shadow] ignore ordering of type declarations (#​10593)

❤️ Thank You

• Josh Goldberg ✨
• Ronen Amiel
• YeonJuan @​yeonjuan

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

v8.19.1

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🩹 Fixes

• eslint-plugin: [no-unnecessary-type-assertion] handle literal types (#​10523)
• eslint-plugin: [no-deprecated] doesn't report on shorthand property in an object expression (#​10550)
• eslint-plugin: [strict-boolean-expressions] remove remaining (unsafe) autofixes (#​10548)
• eslint-plugin: [no-shadow] report correctly on parameters of functions declared with the declare keyword (#​10543)
• eslint-plugin: [no-base-to-string] check array generic type (#​10437)

❤️ Thank You

• Kirk Waiblinger
• mdm317
• Ronen Amiel
• Yukihiro Hasegawa @​y-hsgw

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

v8.19.0

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🚀 Features

• eslint-plugin: [strict-boolean-expressions] check array predicate functions' return statements (#​10106)

🩹 Fixes

• eslint-plugin: [member-ordering] ignore method overloading (#​10536)
• eslint-plugin: [consistent-indexed-object-style] don't report on indirect circular references (#​10537)
• eslint-plugin: [array-type] autofix with conditional types needs parentheses (#​10522)
• eslint-plugin: add getConstraintInfo to handle generic constraints better (#​10496)

❤️ Thank You

• Karl Werner
• Kirk Waiblinger @​kirkwaiblinger
• Ronen Amiel
• YeonJuan @​yeonjuan

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

v8.18.2

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🩹 Fixes

• eslint-plugin: [no-unnecessary-condition] handle noUncheckedIndexedAccess true (#​10514)
• eslint-plugin: [consistent-type-assertions] allow default assertionStyle option (#​10512)
• eslint-plugin: [no-unnecessary-type-arguments] handle type/value context (#​10503)
• eslint-plugin: [no-unsafe-type-assertion] fix for unsafe assertion to a constrained type parameter (#​10461)
• eslint-plugin: [consistent-indexed-object-style] use a suggestion over an auto-fix if can't reliably determine that produced index signature is valid (#​10490)
• eslint-plugin: [no-unnecessary-condition] don't flag values of an unconstrained or valid type parameter (#​10473)
• eslint-plugin: [prefer-reduce-type-parameter] don't report cases in which the fix results in a type error (#​10494)
• eslint-plugin: [no-deprecated] not reporting usages of deprecated declared constants as object value (#​10498)

❤️ Thank You

• Luke Deen Taylor @​controversial
• Ronen Amiel
• Scott O'Hara
• YeonJuan @​yeonjuan
• Yukihiro Hasegawa @​y-hsgw

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

v8.18.1

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🩹 Fixes

• scope-manager: visit params decorator before nest scope (#​10475)
• eslint-plugin: [no-unnecessary-condition] better message when comparing between literal types (#​10454)
• eslint-plugin: use consistent naming for asserting types and casting values (#​10472)
• eslint-plugin: [no-unnecessary-boolean-literal-compare] flag values of a type parameter with boolean type constraints (#​10474)
• eslint-plugin: handle string like index type (#​10460)
• eslint-plugin: [no-unnecessary-template-expression] don't report when an expression includes comment (#​10444)

❤️ Thank You

• Kirk Waiblinger @​kirkwaiblinger
• Ronen Amiel
• YeonJuan @​yeonjuan

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

v8.18.0

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🚀 Features

• eslint-plugin: [switch-exhaustiveness-check] add support for "no default" comment (#​10218)
• eslint-plugin: [no-deprecated] report on super call of deprecated constructor (#​10397)

🩹 Fixes

• eslint-plugin: [use-unknown-in-catch-callback-variable] only flag function literals (#​10436)
• eslint-plugin: [no-base-to-string] handle more robustly when multiple toString() declarations are present for a type (#​10432)
• eslint-plugin: [no-deprecated] check if a JSX attribute is deprecated (#​10374)
• typescript peer dependency (#​10373)

❤️ Thank You

• Kim Sang Du @​developer-bandi
• Kirk Waiblinger @​kirkwaiblinger
• mdm317
• rtritto

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

v8.17.0

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🚀 Features

• eslint-plugin: [prefer-promise-reject-errors] options to allow any and unknown (#​10392)

🩹 Fixes

• eslint-plugin: [promise-function-async] handle function overloading (#​10304)
• eslint-plugin: remove references to "extendDefaults" in no-restricted-types (#​10401)
• eslint-plugin: [no-unnecessary-template-expressions] allow template expressions used to make trailing whitespace visible (#​10363)

❤️ Thank You

• Kim OhSeong @​bkks1004
• Kirk Waiblinger @​kirkwaiblinger
• Maria José Solano @​MariaSolOs
• Ronen Amiel

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

v8.16.0

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🚀 Features

• eslint-plugin: [no-base-to-string] check Array.prototype.join (#​10287)
• eslint-plugin: [max-params] add function overload and function type support (#​10312)

❤️ Thank You

• Kim Sang Du @​developer-bandi
• YeonJuan @​yeonjuan

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

v8.15.0

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🚀 Features

• eslint-plugin: [prefer-nullish-coalescing] fix detection of ignoreConditionalTests involving boolean ! operator (#​10299)
• eslint-plugin: new rule no-unsafe-type-assertion (#​10051)
• eslint-plugin: added related-getter-setter-pairs rule (#​10192)

🩹 Fixes

• utils: add defaultOptions to meta in rule (#​10339)
• eslint-plugin: report deprecations used in default export (#​10330)
• eslint-plugin: [explicit-module-boundary-types] and [explicit-function-return-type] don't report on as const satisfies (#​10315)
• eslint-plugin: [await-thenable, return-await] don't flag awaiting unconstrained type parameter as unnecessary (#​10314)
• eslint-plugin: [consistent-indexed-object-style] handle circular mapped types (#​10301)

❤️ Thank You

• Josh Goldberg ✨
• Kim Sang Du @​developer-bandi
• Luis Sebastian Urrutia Fuentes @​LuisUrrutia
• Phillip Huang
• Ronen Amiel
• Szydlak @​wszydlak

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

v8.14.0

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🚀 Features

• eslint-plugin: [await-thenable] report unnecessary await using statements (#​10209)
• eslint-plugin: [no-confusing-void-expression] add an option to ignore void<->void (#​10067)

🩹 Fixes

• scope-manager: fix asserted increments not being marked as write references (#​10271)
• eslint-plugin: [no-misused-promises] improve report loc for methods (#​10216)
• eslint-plugin: [no-unnecessary-condition] improve error message for literal comparisons (#​10194)

❤️ Thank You

• Gyumong @​Gyumong
• Jan Ochwat @​janek515
• Kirk Waiblinger @​kirkwaiblinger
• Ronen Amiel

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

v8.13.0

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🚀 Features

• eslint-plugin: [only-throw-error] add allow option (#​10221)
• eslint-plugin: [prefer-nullish-coalescing] add option ignoreBooleanCoercion (#​9924)
• eslint-plugin: disable no-class-assign rule in eslint-recommended config (#​10250)

🩹 Fixes

• eslint-plugin: [switch-exhaustiveness-check] add support for covering a missing property with undefined (#​10232)
• eslint-plugin: [consistent-type-definitions] don't leave trailing parens when fixing type to interface (#​10235)
• eslint-plugin: [no-deprecated] report when exported class implements/extends deprecated entity (#​10259)
• eslint-plugin: [no-deprecated] report on deprecated variables used inside dynamic imports (#​10261)
• eslint-plugin: [no-unnecessary-condition] falsey bigint should be falsey (#​10205)

❤️ Thank You

• auvred @​auvred
• Kim Sang Du @​developer-bandi
• Kirk Waiblinger @​kirkwaiblinger
• Mark de Dios @​peanutenthusiast
• Ronen Amiel
• YeonJuan @​yeonjuan

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

v8.12.2

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🩹 Fixes

• eslint-plugin: [switch-exhaustiveness-check] invert considerDefaultExhaustiveForUnions (#​10223)

❤️ Thank You

• Kirk Waiblinger @​kirkwaiblinger

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

v8.12.1

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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.

v8.12.0

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🚀 Features

• eslint-plugin: [no-base-to-string] handle String() (#​10005)
• eslint-plugin: [switch-exhaustiveness-check] add allowDefaultCaseMatchUnionMember option (#​9954)
• eslint-plugin: [consistent-indexed-object-style] report mapped types (#​10160)
• eslint-plugin: [prefer-nullish-coalescing] add support for assignment expressions (#​10152)

❤️ Thank You

• Abraham Guo
• Kim Sang Du @​developer-bandi
• Kirk Waiblinger @​kirkwaiblinger
• YeonJuan @​yeonjuan

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

v8.11.0

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🚀 Features

• eslint-plugin: [no-unnecessary-type-parameters] add suggestion fixer (#​10149)
• eslint-plugin: [no-base-to-string] add support for catching toLocaleString (#​10138)

🩹 Fixes

• eslint-plugin: [class-literal-property-style] don't report nodes with override keyword (#​10135)

❤️ Thank You

• Kirk Waiblinger @​kirkwaiblinger
• Yukihiro Hasegawa @​y-hsgw

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

v8.10.0

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🚀 Features

• support TypeScript 5.6 (#​9972)

❤️ Thank You

• Josh Goldberg ✨

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

v8.9.0

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🩹 Fixes

• eslint-plugin: [no-unnecessary-type-parameters] cannot assume variables are either type or value

• scope-manager: [no-use-before-define] do not treat nested namespace aliases as variable references

• eslint-plugin: [return-await] sync the behavior with await-thenable

• eslint-plugin: [prefer-literal-enum-member] report a different error message when allowBitwiseExpressions is enabled

• eslint-plugin: [no-loop-func] sync from upstream base rule

• eslint-plugin: [no-unused-vars] never report the naming of an enum member

• eslint-plugin: correct use-at-your-own-risk type definitions

• eslint-plugin: handle unions in await...for

❤️ Thank You

• Abraham Guo
• Anna Bocharova
• Arya Emami
• auvred
• Joshua Chen
• Kirk Waiblinger
• Lotfi Meklati
• mdm317
• Ronen Amiel
• Sukka
• YeonJuan

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

v8.8.1

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🩹 Fixes

• eslint-plugin: stop warning on @​ts-nocheck comments which aren't at the beginning of the file

❤️ Thank You

• Brad Zacher
• Ronen Amiel
• WhitePiano

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

v8.8.0

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🚀 Features

• eslint-plugin: [no-unnecessary-condition] add checkTypePredicates

• eslint-plugin: [return-await] check for-await loop iteree

🩹 Fixes

• remove export type * in d.ts to support TS<5.0

• eslint-plugin: [no-unnecessary-template-expression] should underline template syntax with squiggly lines

• type-utils: check for type parameters on isBuiltinSymbolLikeRecurser()

• eslint-plugin: [no-deprecated] max callstack exceeded when class implements itself

• eslint-plugin: [no-misused-promises] check contextual type

• eslint-plugin: [prefer-literal-enum-member] allow nested bitwise operations

❤️ Thank You

• auvred
• Josh Goldberg ✨
• Kirk Waiblinger
• Ronen Amiel
• Tarun Chauhan
• YeonJuan

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

v8.7.0

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🚀 Features

• eslint-plugin: [no-unsafe-call] check calls of Function

• eslint-plugin: [consistent-type-exports] check export * exports to see if all exported members are types

🩹 Fixes

• eslint-plugin: properly coerce all types to string in getStaticMemberAccessValue

• eslint-plugin: [no-deprecated] report on imported deprecated variables

• eslint-plugin: [no-confusing-non-null-assertion] check !in and !instanceof

❤️ Thank You

• Abraham Guo
• auvred
• Brian Donovan
• Kirk Waiblinger

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

v8.6.0

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🚀 Features

• add allow option for restrict-template-expressions

• type-utils: isNullableType add Void logic

• eslint-plugin: [no-unnecessary-condition] check switch cases

• eslint-plugin: [no-misused-promises] check array predicate return

🩹 Fixes

• eslint-plugin: [no-deprecated] don't report recursive types in destructuring assignment twice

• eslint-plugin: [no-deprecated] report on deprecated variables used in destructuring assignment

• eslint-plugin: [no-deprecated] report on deprecated properties with function-like types

• eslint-plugin: [no-unnecessary-condition] properly reflect multiple negations in message

❤️ Thank You

• Abraham Guo
• auvred
• Josh Goldberg ✨
• Kim Sang Du
• YeonJuan

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

v8.5.0

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🚀 Features

• eslint-plugin: [no-duplicate-type-constituents] prevent unnecessary `

• eslint-plugin: [no-unsafe-argument] differentiate error types

🩹 Fixes

• eslint-plugin: [no-unnecessary-type-assertion] fix TSNonNullExpression fixer

• eslint-plugin: [no-misused-promises] handle static method

• eslint-plugin: [no-unnecessary-type-parameters] fix AST quick path scope analysis

• eslint-plugin: [consistent-type-assertions] access parser services lazily

❤️ Thank You

• f44da95
• Josh Goldberg ✨
• Kirk Waiblinger
• YeonJuan

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

v8.4.0

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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.

v8.3.0

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🚀 Features

• eslint-plugin: [no-deprecation] add rule

🩹 Fixes

• eslint-plugin: [no-unnecessary-template-expression] add missing parentheses in autofix

• eslint-plugin: [no-unnecessary-type-parameters] check mapped alias type arguments

• utils: add TSDeclareFunction to functionTypeTypes

• ast-spec: use Expression in argument of ThrowStatement

❤️ Thank You

• Abraham Guo
• Daichi Kamiyama
• Josh Goldberg ✨
• Kim Sang Du
• Sukka
• Vida Xie

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

v8.21.0

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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.

v8.20.0

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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.

v8.19.1

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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.

v8.19.0

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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.

v8.18.2

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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.

v8.18.1

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

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v8.18.0

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🩹 Fixes

• typescript peer dependency (#​10373)

❤️ Thank You

• rtritto

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

v8.17.0

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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.

v8.16.0

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🚀 Features

• support TypeScript 5.7 (#​10372)

❤️ Thank You

• Josh Goldberg ✨

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

v8.15.0

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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.

v8.14.0

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

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v8.13.0

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v8.12.2

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

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v8.12.1

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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.

v8.12.0

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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.

v8.11.0

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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.

v8.10.0

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🚀 Features

• support TypeScript 5.6 (#​9972)

❤️ Thank You

• Josh Goldberg ✨

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

v8.9.0

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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.

v8.8.1

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

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v8.8.0

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

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v8.7.0

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

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v8.6.0

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v8.5.0

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

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v8.4.0

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

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v8.3.0

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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.