unnecessary_null_aware_operator_on_extension_on_nullable
Unnecessary null aware operator on extension on a nullable type.
This rule is available as of Dart 2.18.
Details
#Avoid null aware operators for members defined in an extension on a nullable type.
BAD:
dart
extension E on int? {
int m() => 1;
}
f(int? i) => i?.m();
GOOD:
dart
extension E on int? {
int m() => 1;
}
f(int? i) => i.m();
Usage
#To enable the unnecessary_null_aware_operator_on_extension_on_nullable
rule, add unnecessary_null_aware_operator_on_extension_on_nullable
under linter > rules in your analysis_options.yaml
file:
analysis_options.yaml
yaml
linter:
rules:
- unnecessary_null_aware_operator_on_extension_on_nullable
Unless stated otherwise, the documentation on this site reflects Dart 3.5.3. Page last updated on 2024-07-03. View source or report an issue.