ESLint v8.1.0 released

Highlights

• One new rule has been added: no-unused-private-class-members. This rule reports unused class private fields, methods and accessors.
• RuleTester now allows name property in test case objects. If you specify name, it will be output instead of the code.

Features

• 3d370fb New: Add no-unused-private-class-members rule (fixes #14859) (#14895) (Tim van der Lippe)
• e926b17 New: Add name to RuleTester (#15179) (Gareth Jones)

Bug Fixes

• d9d84a0 Fix: keyword-spacing conflict with space-infix-ops on > (fixes #14712) (#15172) (Milos Djermanovic)
• a1f7ad7 Fix: allow baseConfig to extend preloaded plugin config (fixes #15079) (#15187) (Milos Djermanovic)

Documentation

• 446b4b3 Docs: Update commit message format docs (#15200) (Nicholas C. Zakas)
• 0fb3bb2 Docs: remove instanceof from keyword-spacing docs (#15180) (Milos Djermanovic)
• 35f3254 Docs: Describe range in rule docs (fixes #14162) (#15174) (Nicholas C. Zakas)
• 2b32f50 Docs: Fix typo in README.md (#15168) (Dmitriy Fishman)
• 2cfbd4b Docs: Update README team and sponsors (ESLint Jenkins)

Dependency Upgrades

• 249a040 Upgrade: eslint-plugin-eslint-plugin to v4 (#15169) (Bryan Mishkin)

Build Related

• 1b87fa8 Build: add node v17 (#15193) (唯然)

Chores

• 90a5b6b Chore: improve performance of :function selector (#15181) (Milos Djermanovic)
• 31af1c8 Chore: fix counting of files in performance test (#15190) (Milos Djermanovic)
• b5049c8 Chore: Update stale bot settings (#15173) (Nicholas C. Zakas)
• dd58cd4 Chore: migrate master to main (#15062) (Nitesh Seram)
• ec0f8e0 Chore: Add stale issue/PR checker (#15151) (Nicholas C. Zakas)