ESLint v10.10.0 released

Highlights

The no-unexpected-multiline rule has been updated to check regular expression literals with d and v flags.

/* eslint no-unexpected-multiline: "error" */

// Unexpected newline between numerator and division operator
foo = bar
/regex/v.exec(baz).forEach(qux);
1
2
3
4
5

The following rules have also been updated to avoid incorrect or unexpected behavior in some edge cases:

• new-cap
• no-extra-bind
• no-unreachable
• prefer-object-has-own

Features

• 264b434 feat: add d and v flags to no-unexpected-multiline (#21305) (Gihyeon Jeong / 정기현)
• c6cc6c5 feat: check Object.prototype property names in new-cap (#21269) (crimsonjay0)
• 5661fa6 feat: no-extra-bind false negatives with class fields and static blocks (#21260) (synthex-byte)

Bug Fixes

• bb47dc6 fix: update dependency file-entry-cache to v11 (#20801) (Milos Djermanovic)
• 427ac0a fix: use format strings in debug calls (#21247) (Francesco Trotta)
• 9d81532 fix: support __proto__ in /* exported */ comments (#21261) (sethamus)
• 87e0a08 fix: prefer-object-has-own autofix breaks when Object is shadowed (#21282) (김채영)
• 8e2cb14 fix: new-cap false positive for UTC calls with properties: false (#21275) (Pixel)
• 9f4a364 fix: Ignore static imports in no-unreachable (#21276) (Taha Kotil)

Documentation

• 2417cad docs: Update README (GitHub Actions Bot)
• 9cecb8a docs: document \c control letter escapes in no-control-regex (#21286) (한국)
• 8724829 docs: update compat table links (#21263) (fnx)
• 5634542 docs: Clarify eqeqeq suggestion behavior (#21256) (Müslüm Yılmaz)

Chores

• b3d876b chore: disable npm audit in ecosystem tests (#21306) (Francesco Trotta)
• 1696682 ci: restore EMFILE test on Node.js 26 (#21297) (Marry (Subin Yang))
• 2c7f5d6 chore: update github/codeql-action action to v4.37.9 (#21296) (renovate[bot])
• 3c753f1 chore: update eslint (#21289) (renovate[bot])
• 1c73469 chore: update ecosystem plugins (#21280) (ESLint Bot)
• 08a02be test: add error locations to no-extra-boolean-cast (#21266) (lumir)
• 77bb1db chore: update github/codeql-action action to v4.37.8 (#21270) (renovate[bot])
• 007e81a ci: skip EMFILE test on Node.js 26 (#21265) (lumir)
• 0430280 chore: improve ecosystem tests compatibility on Windows (#21178) (crimsonjay0)