• I have tried restarting my IDE and the issue persists.
• I have updated to the latest version of the packages.
• I haveread the FAQ and my problem is not listed.

Repro

// ESLint says: 'num' is never reassigned. Use 'const' instead.letnum=data?.anum!=1// same thing happens with +=, -=, etc

{"rules": {"prefer-const":"error"  }}

// your repro code caseletxp=data?.xp;/* bunch of unrelated code ... */xp!=123;

Expected Result

Nothing, sincenum is being reassigned

Actual Result

ESLint says'xp' is never reassigned. Use 'const' instead.

Additional Info

Versions