- Added new parser and linter features such as the allowReserved option, flat config support, async formatters, and cwd handling for formatters
- Improved rule behavior by treating class/new expressions as truthy in no‑constant‑condition and reporting only lines exceeding the limit in max‑lines‑per‑function
- Deprecated the rulesdir CLI option and updated documentation across the project
v8.4.0
Official ESLint changelog summary with source attribution, release tags, and community reactions.
Track this ESLint release note alongside related changelog updates, risky changes, and weekly digest signals from the developer community.
Verify the original release note
Every summary should remain traceable to the original changelog or release source.
Follow this in context
Turn this ESLint release note into a weekly digest for the tools you actually use.
Create digestMore ESLint changelog updates
Added handling for underflow without loss of precision and introduced checkConditionalExpressions to avoid unmodified loop conditions.
Fixed ASI hazard handling and false positives in various linting rules (e.g., no unused labels, getters, and unused vars).
Export ConfigObject from eslint/config to enable external usage.