instanceValidateConstraints method
Validates that the argument matches constraints (minimum length, etc.).
Example
import 'package:kind/kind.dart';
void main() {
final kind = const StringKind();
final context = ValidateContext();
context.instanceValidate('abc', kind: kind);
// The above calls kind.instanceValidateConstraints(...)
}
Implementation
@override
void instanceValidateConstraints(ValidateContext context, int value) {
if (value < 0 && !safeInJs) {
final min = this.min;
final max = this.max;
if ((min == null || min < 0) && (max != null && max <= maxSafeInJs)) {
context.invalid(
value: value,
message: 'Not an unsigned 64-bit integer.',
);
super.instanceValidateConstraints(context, value);
return;
}
}
if (safeInJs && !(value >= 0 && value <= maxSafeInJs)) {
context.invalid(
value: value,
message: 'Value is outside the safe range in Javascript (52 bits)',
);
}
super.instanceValidateConstraints(context, value);
}