Avoid unnecessary type assertions
Rule id
avoid-unnecessary-type-assertions
Severity
Warning
Description
Warns about unnecessary usage of 'is' and 'whereType' operators.
Example
Example 1 Check is same type
class Example {
final myList = <int>[1, 2, 3];
void main() {
final result = myList is List<int>; // LINT
myList.whereType<int>();
}
}
Example 2 whereType method
main(){
['1', '2'].whereType<String?>(); // LINT
}