Release notes - SonarJS - 12.1

Feature

JS-1341 Consolidate web analysis into a single WebSensor, replacing JsTsSensor + HtmlSensor + YamlSensor + CssRuleSensor JS-1355 Merge CssRuling and JsTsRuling into a single unified ruling test

False Positive

JS-1122 Fix FP on S2310: Array splice with compensating counter decrement pattern JS-1154 Fix FP on S6827: Dynamic anchor content via prop spreading or component composition JS-1178 Fix FP on S7739: JSON Schema if-then-else validation constructs JS-1244 Fix FP on S6747: Styled-JSX jsx and global attributes flagged as unknown JS-1255 Fix FP on S4325: Type assertions narrowing generic/union return types JS-1301 Fix FP on S3800: Functions with consistent return types flagged as mixed JS-1307 Fix FP on S3516: Functions with intentional invariant returns for chaining JS-1309 Fix FP on S6544: Promise existence checks for lazy initialization patterns JS-1310 Fix FP on S6544: async functions used for side effects with void expectation JS-1321 Fix FP on S101: Dollar sign prefix convention for internal types not recognized JS-1322 Fix FP on S7723: Object() used for type coercion not object creation JS-1360 Fix FP on S1119: Labels for multi-level loop exits in nested iteration JS-1361 Fix FP on S1119: Labels used for control flow within switch statements JS-1364 Fix FP on S2234: MD5/crypto algorithm parameter rotation patterns JS-1381 Fix FP on S6598: Interface used as defineEmits type argument in Vue <script setup> JS-1386 Fix FP on S6767: Props reported unused when entire props object is passed to a helper function JS-1387 Fix FP on S6767: Props reported unused when spread into another object or JSX element JS-1388 Fix FP on S6767: Props reported unused when accessed via dynamic bracket notation JS-1395 Fix FP on S1143: Void returns as guard clauses in finally blocks JS-1396 Fix FP on S1143: Guard clause throws in finally after cleanup

Bug

JS-1429 Fix S4030: crash when linting Svelte use: directives