v8.15.0

8.15.0 (2024-11-18)

🚀 Features

• eslint-plugin: added related-getter-setter-pairs rule (#10192)
• eslint-plugin: new rule no-unsafe-type-assertion (#10051)
• eslint-plugin: [prefer-nullish-coalescing] fix detection of ignoreConditionalTests involving boolean ! operator (#10299)
• rule-tester: run method - avoid to infer type parameter from tests param (#10324)
• typescript-eslint: allow infinitely deep array nesting in config function and extends (#10333)
• utils: add new optional language field to FlatConfig.Config type (#10326)

🩹 Fixes

• add missing peer dependencies (#9744)
• eslint-plugin: [consistent-indexed-object-style] handle circular mapped types (#10301)
• eslint-plugin: [await-thenable, return-await] don't flag awaiting unconstrained type parameter as unnecessary (#10314)
• eslint-plugin: [explicit-module-boundary-types] and [explicit-function-return-type] don't report on as const satisfies (#10315)
• eslint-plugin: report deprecations used in default export (#10330)
• utils: add defaultOptions to meta in rule (#10339)

❤️ Thank You

• Bartosz @burtek
• Brad Zacher @bradzacher
• Ethan Wu
• Josh Goldberg ✨
• Kim Sang Du @developer-bandi
• Luis Sebastian Urrutia Fuentes @LuisUrrutia
• Marco Pasqualetti @marcalexiei
• Phillip Huang
• Ronen Amiel
• Szydlak @wszydlak

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

v8.14.0

8.14.0 (2024-11-11)

🚀 Features

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

🩹 Fixes

• deps: update dependency eslint to v9.14.0 (#10309)
• deps: update docusaurus monorepo to v3.6.0 (#10319)
• eslint-plugin: [no-unnecessary-condition] improve error message for literal comparisons (#10194)
• eslint-plugin: [no-misused-promises] improve report loc for methods (#10216)
• scope-manager: fix asserted increments not being marked as write references (#10271)

❤️ 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

8.13.0 (2024-11-04)

🚀 Features

• add options property to ImportExpression node (#10255)
• eslint-plugin: disable no-class-assign rule in eslint-recommended config (#10250)
• eslint-plugin: [prefer-nullish-coalescing] add option ignoreBooleanCoercion (#9924)
• eslint-plugin: [only-throw-error] add allow option (#10221)

🩹 Fixes

• deps: update dependency @eslint-community/regexpp to v4.12.1 (#10269)
• eslint-plugin: [no-unnecessary-condition] falsey bigint should be falsey (#10205)
• eslint-plugin: [no-deprecated] report on deprecated variables used inside dynamic imports (#10261)
• eslint-plugin: [no-deprecated] report when exported class implements/extends deprecated entity (#10259)
• eslint-plugin: [consistent-type-definitions] don't leave trailing parens when fixing type to interface (#10235)
• eslint-plugin: [switch-exhaustiveness-check] add support for covering a missing property with undefined (#10232)
• types: parent property type annotation in the ImportAttribute node (#10258)
• utils: allow an array for the values of SharedConfig (#10217)

❤️ Thank You

• auvred @auvred
• Kim Sang Du @developer-bandi
• Kirk Waiblinger @kirkwaiblinger
• Mark de Dios @peanutenthusiast
• Ronen Amiel
• Trygve Aaberge
• YeonJuan @yeonjuan
• Yosuke Ota @ota-meshi

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

v8.12.2

8.12.2 (2024-10-29)

🩹 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

8.12.1 (2024-10-28)

🚀 Features

• eslint-plugin: [prefer-nullish-coalescing] add support for assignment expressions (#10152)
• eslint-plugin: [consistent-indexed-object-style] report mapped types (#10160)
• eslint-plugin: [switch-exhaustiveness-check] add considerDefaultExhaustiveForUnions option (#9954)
• eslint-plugin: [no-base-to-string] handle String() (#10005)
• typescript-eslint: improve undefined extension handling (#10177)

🩹 Fixes

• eslint-plugin: [no-unsafe-return] don't reiterate through all type parts for each part (#10203)
• website: enable noImplicitAny (#10175)
• rule-tester: use cwd option to set base path for tests with file name (#10201)

❤️ Thank You

• Abraham Guo
• Dave @reduckted
• Kim Sang Du @developer-bandi
• Kirk Waiblinger @kirkwaiblinger
• Maxim Stykow @mstykow
• Terry Fu
• YeonJuan @yeonjuan

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

v8.12.0

See https://github.com/typescript-eslint/typescript-eslint/releases/tag/v8.12.1

v8.11.0

8.11.0 (2024-10-21)

🚀 Features

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

🩹 Fixes

• eslint-plugin: [class-literal-property-style] don't report nodes with override keyword (#10135)
• rule-tester: allow custom filename outside directory (#10147)

❤️ Thank You

• Kirk Waiblinger @kirkwaiblinger
• Lotfi Meklati @lotmek
• Yukihiro Hasegawa @y-hsgw

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

v8.10.0

8.10.0 (2024-10-17)

🚀 Features

• support TypeScript 5.6 (#9972)

🩹 Fixes

• typescript-eslint: propagate name field to extended configs in config helper (#10094)

❤️ Thank You

• auvred @auvred
• Josh Goldberg ✨

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

v8.9.0

8.9.0 (2024-10-14)

🚀 Features

• rule-tester: hooks for test cases (#10109)

🩹 Fixes

• eslint-plugin: [no-unnecessary-type-parameters] cannot assume variables are either type or value (#10093)
• eslint-plugin: [return-await] sync the behavior with await-thenable (#10069)
• eslint-plugin: [prefer-literal-enum-member] report a different error message when allowBitwiseExpressions is enabled (#10096)
• eslint-plugin: [no-loop-func] sync from upstream base rule (#10103)
• eslint-plugin: [no-unused-vars] never report the naming of an enum member (#10117)
• eslint-plugin: correct use-at-your-own-risk type definitions (#10049)
• eslint-plugin: handle unions in await...for (#10110)
• rule-tester: merge provided linterOptions (#10131)
• scope-manager: [no-use-before-define] do not treat nested namespace aliases as variable references (#10095)
• typescript-estree: improve project service error message when file extension missing from extraFileExtensions (#10076)
• visitor-keys: reorder TSSatisfiesExpression and TSTypeAssertion (#10139)

❤️ Thank You

• Abraham Guo
• Anna Bocharova @RobinTail
• Arya Emami @aryaemami59
• auvred @auvred
• Joshua Chen
• Kirk Waiblinger @kirkwaiblinger
• Lotfi Meklati @lotmek
• mdm317
• Ronen Amiel
• Sukka
• YeonJuan @yeonjuan

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

v8.8.1

8.8.1 (2024-10-07)

🩹 Fixes

• eslint-plugin: stop warning on @ts-nocheck comments which aren't at the beginning of the file (#10046)
• typescript-estree: fix crash when running from a node --eval script (#10098)
• typescript-estree: ensure mjs/mts files are always be parsed as ESM (#10011)

❤️ Thank You

• Brad Zacher @bradzacher
• Ronen Amiel
• WhitePiano @goldentrash

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