build(deps): update eslint

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@typescript-eslint/eslint-plugin (source)	6.7.4 -> 6.21.0
@typescript-eslint/parser (source)	6.7.4 -> 6.21.0
eslint (source)	8.50.0 -> 8.57.0
eslint-config-prettier	9.0.0 -> 9.1.0

---

Release Notes

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

v6.21.0

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🚀 Features

• export plugin metadata

• allow parserOptions.project: false

• eslint-plugin: add rule prefer-find

🩹 Fixes

• eslint-plugin: [no-unused-vars] don't report on types referenced in export assignment expression

• eslint-plugin: [switch-exhaustiveness-check] better support for intersections, infinite types, non-union values

• eslint-plugin: [consistent-type-imports] dont report on types used in export assignment expressions

• eslint-plugin: [no-unnecessary-condition] handle left-hand optional with exactOptionalPropertyTypes option

• eslint-plugin: [class-literal-property-style] allow getter when same key setter exists

• eslint-plugin: [no-unnecessary-type-assertion] provide valid fixes for assertions with extra tokens before as keyword

❤️ Thank You

• auvred
• Brad Zacher
• Kirk Waiblinger
• Pete Gonzalez
• YeonJuan

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

v6.20.0

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🚀 Features

• eslint-plugin: [member-ordering] allow easy reuse of the default ordering

🩹 Fixes

• eslint-plugin: [no-useless-template-literals] incorrect bigint autofix result

• eslint-plugin: [prefer-nullish-coalescing] treat any/unknown as non-nullable

• eslint-plugin: [no-useless-template-literals] report Infinity & NaN

• eslint-plugin: [prefer-readonly] disable checking accessors

❤️ Thank You

• Alex Parloti
• auvred
• James Browning
• StyleShit
• YeonJuan

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

v6.19.1

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🩹 Fixes

• type-utils: preventing isUnsafeAssignment infinite recursive calls

• eslint-plugin: [no-unnecessary-condition] fix false positive for type variable

❤️ Thank You

• YeonJuan

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

v6.19.0

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🚀 Features

• eslint-plugin: [prefer-promise-reject-errors] add rule

• eslint-plugin: [no-array-delete] add new rule

• eslint-plugin: [no-useless-template-literals] add fix suggestions

🩹 Fixes

• eslint-plugin: [no-unnecessary-type-assertion] detect unnecessary non-null-assertion on a call expression

• eslint-plugin: [no-unnecesary-type-assertion] treat unknown/any as nullable

❤️ Thank You

• auvred
• Brad Zacher
• Josh Goldberg ✨
• Joshua Chen
• LJX
• Steven
• StyleShit

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

v6.18.1

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🩹 Fixes

• eslint-plugin: [no-non-null-assertion] provide valid fix when member access is on next line

• eslint-plugin: [no-unnecessary-condition] improve checking optional callee

• eslint-plugin: [prefer-readonly] support modifiers of unions and intersections

• eslint-plugin: [switch-exhaustiveness-check] fix new allowDefaultCaseForExhaustiveSwitch option

❤️ Thank You

• auvred
• James
• Josh Goldberg ✨
• YeonJuan

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

v6.18.0

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🚀 Features

• typescript-estree: throw on invalid update expressions

• eslint-plugin: [no-var-requires, no-require-imports] allow option

❤️ Thank You

• auvred
• Joshua Chen

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

v6.17.0

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Bug Fixes

• eslint-plugin: [no-restricted-imports] prevent crash when patterns or paths in options are empty (#​8108) (675e987)

Features

• eslint-plugin: [no-floating-promises] flag result of .map(async) (#​7897) (5857356)
• eslint-plugin: [switch-exhaustiveness-check] add an option to warn against a default case on an already exhaustive switch (#​7539) (6a219bd)

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

v6.16.0

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Bug Fixes

• eslint-plugin: [unbound-method] exempt all non-Promise built-in statics (#​8096) (3182959)

Features

• eslint-plugin: deprecate formatting (meta.type: layout) rules (#​8073) (04dea84)
• eslint-plugin: deprecate no-extra-semi in favor of ESLint Stylistic equivalent (#​8123) (9368bf3)

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

v6.15.0

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Features

• eslint-plugin: [no-useless-template-literals] add new rule (#​7957) (ff75785), closes #​2846
• require-array-sort-compare + toSorted (#​8052) (c9661c8)

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

v6.14.0

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Bug Fixes

• eslint-plugin: add no-unsafe-unary-minus, prefer-destructuring to disable-type-checked (#​8038) (431cd15)
• eslint-plugin: correct message for no-unsafe-unary-minus (#​7998) (705370a)

Features

• eslint-plugin: [explicit-function-return-type] add support for typed class property definitions (#​8027) (bff47d7)
• eslint-plugin: [require-await] allow yielding Promise in async generators (#​8003) (4c3e704)

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

6.13.2 (2023-12-04)

Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

6.13.1 (2023-11-28)

Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

v6.13.2

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Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

v6.13.1

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Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

v6.13.0

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Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

v6.12.0

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Bug Fixes

• eslint-plugin: [class-methods-use-this] detect a problematic case for private/protected members if ignoreClassesThatImplementAnInterface is set (#​7705) (155aa1f)
• eslint-plugin: [no-unnecessary-condition] fix false positive with computed member access and branded key type (#​7706) (f151b26)
• eslint-plugin: [switch-exhaustiveness-check] enum members with new line or single quotes are not being fixed correctly (#​7806) (a034d0a), closes #​7768

Features

• [member-ordering] add accessor support for member-ordering (#​7927) (3c8312d)
• eslint-plugin: [switch-exhaustiveness-check] add requireDefaultForNonUnion option (#​7880) (4cfcd45)

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

v6.11.0

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Bug Fixes

• eslint-plugin: [explicit-function-return-type] support JSX attributes in allowTypedFunctionExpressions (#​7553) (be2777c)
• eslint-plugin: [no-unnecessary-qualifier] handle nested namespace id (#​7883) (a668f5b)

Features

• add no-unsafe-unary-minus rule (#​7390) (c4709c2)
• add types for flat config files (#​7273) (66cd0c0)
• allow typescript@5.3.0-RC as devDependency (#​7821) (b6c40b4)
• eslint-plugin: no-unsafe-enum-comparison handles switch cases (#​7898) (72cb9e4)
• utils: add ESLint CodePath selector types (#​7551) (99a026f)

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

v6.10.0

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Bug Fixes

• eslint-plugin: [no-unused-vars] handle logical assignment (#​7854) (11e57c5)
• eslint-plugin: [require-await] add support for "await using" (#​7866) (855abea)

Features

• eslint-plugin: [ban-ts-comments] suggest ts-expect-error over ts-ignore (#​7849) (5e73a48)

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

6.9.1 (2023-10-30)

Bug Fixes

• eslint-plugin: [naming-convention] allow PascalCase for imports (#​7841) (7ad86ee)
• eslint-plugin: [no-unused-expressions] handle TSInstantiationExpression expression (#​7831) (31988e0)

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

v6.9.1

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Bug Fixes

• eslint-plugin: [naming-convention] allow PascalCase for imports (#​7841) (7ad86ee)
• eslint-plugin: [no-unused-expressions] handle TSInstantiationExpression expression (#​7831) (31988e0)

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

v6.9.0

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Bug Fixes

• eslint-plugin: [no-confusing-void-expression] handle unfixable cases (#​7674) (7e52f27)
• eslint-plugin: [no-unsafe-return] allow returning anything if explicitly returning any (#​7708) (c6124b2)

Features

• eslint-plugin: [max-params] don't count this: void parameter (#​7696) (6398d3f), closes #​7538
• eslint-plugin: [naming-convention] add support for default and namespace imports (#​7269) (bb15aae)
• eslint-plugin: [no-restricted-imports] support import = require (#​7709) (4c8edcf)
• eslint-plugin: [no-unsafe-enum-comparison] add switch suggestion (#​7691) (53d5263), closes #​7643
• eslint-plugin: [prefer-readonly] private fields support (#​7686) (0e875bf)

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

v6.8.0

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Bug Fixes

• eslint-plugin: [consistent-type-imports] import assertion checks added (#​7722) (afdae37)
• eslint-plugin: [no-shadow] fix static class generics for class expressions (#​7724) (e5ea1d0)
• eslint-plugin: [no-unsafe-member-access] report on only the accessed property (#​7717) (f81a2da)
• eslint-plugin: [no-useless-empty-export] exempt .d.ts (#​7718) (ac397f1)

Features

• eslint-plugin: add new extended rule prefer-destructuring (#​7117) (3c6379b)

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

6.7.5 (2023-10-09)

Bug Fixes

• eslint-plugin: [prefer-string-starts-ends-with] only report slice/substring with correct range (#​7712) (db40a0a)

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

6.7.4 (2023-10-02)

Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

6.7.3 (2023-09-25)

Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

6.7.2 (2023-09-18)

Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

6.7.1 (2023-09-18)

Note: Version bump only for package @​typescript-eslint/eslint-plugin

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

v6.7.5

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Bug Fixes

• eslint-plugin: [prefer-string-starts-ends-with] only report slice/substring with correct range (#​7712) (db40a0a)

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

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

v6.21.0

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🚀 Features

• allow parserOptions.project: false

❤️ Thank You

• auvred
• Brad Zacher
• Kirk Waiblinger
• Pete Gonzalez
• YeonJuan

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

v6.20.0

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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.

v6.19.1

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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.

v6.19.0

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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.

v6.18.1

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

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

v6.18.0

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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.

v6.17.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.16.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.15.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.14.0

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Note: Version bump only for package @​typescript-eslint/parser

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

6.13.2 (2023-12-04)

Note: Version bump only for package @​typescript-eslint/parser

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

6.13.1 (2023-11-28)

Note: Version bump only for package @​typescript-eslint/parser

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

v6.13.2

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.13.1

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.13.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.12.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.11.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.10.0

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Note: Version bump only for package @​typescript-eslint/parser

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

6.9.1 (2023-10-30)

Note: Version bump only for package @​typescript-eslint/parser

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

v6.9.1

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.9.0

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Note: Version bump only for package @​typescript-eslint/parser

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

v6.8.0

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Note: Version bump only for package @​typescript-eslint/parser

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

6.7.5 (2023-10-09)

Note: Version bump only for package @​typescript-eslint/parser

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

6.7.4 (2023-10-02)

Note: Version bump only for package @​typescript-eslint/parser

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

6.7.3 (2023-09-25)

Note: Version bump only for package @​typescript-eslint/parser

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

6.7.2 (2023-09-18)

Note: Version bump only for package @​typescript-eslint/parser

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

6.7.1 (2023-09-18)

Note: Version bump only for package @​typescript-eslint/parser

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

v6.7.5

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Note: Version bump only for package @​typescript-eslint/parser

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

eslint/eslint (eslint)

v8.57.0

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Features

• 1120b9b feat: Add loadESLint() API method for v8 (#​18098) (Nicholas C. Zakas)
• dca7d0f feat: Enable eslint.config.mjs and eslint.config.cjs (#​18066) (Nitin Kumar)

Bug Fixes

• 2196d97 fix: handle absolute file paths in FlatRuleTester (#​18064) (Nitin Kumar)
• 69dd1d1 fix: Ensure config keys are printed for config errors (#​18067) (Nitin Kumar)
• 9852a31 fix: deep merge behavior in flat config (#​18065) (Nitin Kumar)
• 4c7e9b0 fix: allow circular references in config (#​18056) (Milos Djermanovic)

Documentation

• 84922d0 docs: Show prerelease version in dropdown (#​18139) (Nicholas C. Zakas)
• 5b8c363 docs: Switch to Ethical Ads (#​18117) (Milos Djermanovic)
• 77dbfd9 docs: show NEXT in version selectors (#​18052) (Milos Djermanovic)

Chores

• 1813aec chore: upgrade @​eslint/js@​8.57.0 (#​18143) (Milos Djermanovic)
• 5c356bb chore: package.json update for @​eslint/js release (Jenkins)
• f4a1fe2 test: add more tests for ignoring files and directories (#​18068) (Nitin Kumar)
• 42c0aef ci: Enable CI for v8.x branch (#​18047) (Milos Djermanovic)

v8.56.0

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Features

• 0dd9704 feat: Support custom severity when reporting unused disable directives (#​17212) (Bryan Mishkin)
• 31a7e3f feat: fix no-restricted-properties false negatives with unknown objects (#​17818) (Arka Pratim Chaudhuri)

Bug Fixes

• 7d5e5f6 fix: TypeError: fs.exists is not a function on read-only file system (#​17846) (Francesco Trotta)
• 74739c8 fix: suggestion with invalid syntax in no-promise-executor-return rule (#​17812) (Bryan Mishkin)

Documentation

• 9007719 docs: update link in ways-to-extend.md (#​17839) (Amel SELMANE)
• 3a22236 docs: Update README (GitHub Actions Bot)
• 54c3ca6 docs: fix migration-guide example (#​17829) (Tanuj Kanti)
• 4391b71 docs: check config comments in rule examples (#​17815) (Francesco Trotta)
• fd28363 docs: remove mention about ESLint stylistic rules in readme (#​17810) (Zwyx)
• 48ed5a6 docs: Update README (GitHub Actions Bot)

Chores

• ba6af85 chore: upgrade @​eslint/js@​8.56.0 (#​17864) (Milos Djermanovic)
• 60a531a chore: package.json update for @​eslint/js release (Jenkins)
• ba87a06 chore: update dependency markdownlint to ^0.32.0 (#​17783) (renovate[bot])
• 9271d10 chore: add GitHub issue template for docs issues (#​17845) (Josh Goldberg ✨)
• 70a686b chore: Convert rule tests to FlatRuleTester (#​17819) (Nicholas C. Zakas)
• f3a599d chore: upgrade eslint-plugin-unicorn to v49.0.0 (#​17837) (唯然)
• 905d4b7 chore: upgrade eslint-plugin-eslint-plugin v5.2.1 (#​17838) (唯然)
• 4d7c3ce chore: update eslint-plugin-n v16.4.0 (#​17836) (唯然)
• fd0c60c ci: unpin Node.js 21.2.0 (#​17821) (Francesco Trotta)

v8.55.0

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Features

• 8c9e6c1 feat: importNamePattern option in no-restricted-imports (#​17721) (Tanuj Kanti)

Documentation

• 83ece2a docs: fix typo --rules -> --rule (#​17806) (OKURA Masafumi)
• fffca5c docs: remove "Open in Playground" buttons for removed rules (#​17791) (Francesco Trotta)
• a6d9442 docs: fix correct/incorrect examples of rules (#​17789) (Tanuj Kanti)
• 383e999 docs: update and fix examples for no-unused-vars (#​17788) (Tanuj Kanti)
• 5a8efd5 docs: add specific stylistic rule for each deprecated rule (#​17778) (Etienne)

Chores

• eb8950c chore: upgrade @​eslint/js@​8.55.0 (#​17811) (Milos Djermanovic)
• 93df384 chore: package.json update for @​eslint/js release (Jenkins)
• fe4b954 chore: upgrade @​eslint/eslintrc@​2.1.4 (#​17799) (Milos Djermanovic)
• bd8911d ci: pin Node.js 21.2.0 (#​17809) (Milos Djermanovic)
• b29a16b chore: fix several cli tests to run in the intended flat config mode (#​17797) (Milos Djermanovic)
• de165c1 chore: remove unused config-extends fixtures (#​17781) (Milos Djermanovic)
• d4304b8 chore: remove formatting/stylistic rules from new rule templates (#​17780) (Francesco Trotta)
• 21024fe chore: check rule examples for syntax errors (#​17718) (Francesco Trotta)

v8.54.0

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Features

• a7a883b feat: for-direction rule add check for condition in reverse order ([#​17755

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