use_is_even_rather_than_modulo
Prefer intValue.isOdd/isEven instead of checking the result of % 2.
Details
#PREFER the use of intValue.isOdd/isEven to check for evenness.
BAD:
dart
bool isEven = 1 % 2 == 0;
bool isOdd = 13 % 2 == 1;
GOOD:
dart
bool isEven = 1.isEven;
bool isOdd = 13.isOdd;
Enable
#To enable the use_is_even_rather_than_modulo
rule,
add use_is_even_rather_than_modulo
under linter > rules in your
analysis_options.yaml
file:
analysis_options.yaml
yaml
linter:
rules:
- use_is_even_rather_than_modulo
If you're instead using the YAML map syntax to configure linter rules,
add use_is_even_rather_than_modulo: true
under linter > rules:
analysis_options.yaml
yaml
linter:
rules:
use_is_even_rather_than_modulo: true