avoid-unnecessary-null-aware-elements

effort: 2m

dart 3.8+

has auto-fix

teams+

Warns when a null-aware element is unnecessary and can be removed.

❌ Bad:

void fn(int? x) {
  final list = [
    ?x,
    // LINT: This null-aware element is unnecessary. Try removing it.
    ?null,
  ];
}

✅ Good:

void fn(int? x) {
  final list = [?x];
}