What language is this for? Typescript Which rule? S6606 Why do you believe it’s a false-positive/false-negative? The suggested fix is to simply replace the logical OR with the nullish coalescing operator, but for string types, there’s side effects when you’re depending on the fallback behavior whe…

TypeScript S6606 triggering with String types

victor.diez (Victor Diez) June 18, 2025, 3:55pm 6

1 Like

Topic		Replies	Views
False positive with typescript:S6606 Nullish coalescing should be preferred Report False-positive / False-negative... typescript	4	230	June 18, 2025
typescript:S6606 incorrect suggestion - mixes up null and undefined Report False-positive / False-negative... javascript , typescript , me-too	4	107	May 20, 2025
JS/TS rule S6606 suggestion to replace \|\| with ? is ambiguous SonarQube for IDE javascript , typescript	12	3376	July 9, 2025
S6606 “Nullish coalescing should be preferred” should not fire on object-only nullable types Report False-positive / False-negative... typescript	1	753	November 2, 2023
FP suggesting nullish coalescing operator Report False-positive / False-negative... typescript	2	192	June 25, 2025