CLI v1.6.2

Analyzer

Bug fixes

• The noSuperWithoutExtends rule now allows for calling super() in derived class constructors of class expressions (#2108). Contributed by @Sec-ant

• Fix discrepancies on file source detection. Allow module syntax in .cts files (#2114). Contributed by @Sec-ant

CLI

Bug fixes

• Fixes #2131, where folders were incorrectly ignored when running the command check. Now folders are correctly ignored based on their command. Contributed by @ematipico

• Smoother handling of "endOfLine": "auto" in prettier migration: falling back to "lf" (#2145). Contributed by @eMerzh

Configuration

Bug fixes

• Fix enabled rules calculation. The precendence of individual rules, all and recommend presets in top-level and group-level configs is now correctly respected. More details can be seen in (#2072) (#2028). Contributed by @Sec-ant

Formatter

Bug fixes

• Fix #1661. Now nested conditionals are aligned with Prettier's logic, and won't contain mixed spaces and tabs. Contributed by @ematipico

JavaScript APIs

Enhancements

• Support applying lint fixes when calling the lintContent method of the Biome class (#1956). Contributed by @mnahkies

Linter

Bug fixes

• Rule noUndeclaredDependencies now also validates peerDependencies and optionalDependencies (#2122). Contributed by @Sec-ant

• Rule noUndeclaredDependencies won't check declare module statements anymore (#2123). Contributed by @Sec-ant

• Fix #1925. The fix for useOptionalChain would sometimes suggest an incorrect fix that discarded optional chaining operators on the left-hand side of logical expressions. These are now preserved. Contributed by @arendjr

• Rule noUndeclaredVariables now also checks for worker globals (#2121). Contributed by @Sec-ant

LSP

Bug fixes

• Correctly parse .jsonc files. Contributed by @Sec-ant

• Correctly resolve external extends configs. Contributed by @Sec-ant

Full Changelog: js-api/v0.5.0...cli/v1.6.2