positive method

NumNode<T> positive({
  1. String? error,
})

Requires the value to be positive (> 0).

Zero is not considered valid.

Example:

final validator = Checkit.num.positive().build();

print(validator.validate(5).isValid);   // true
print(validator.validate(0).isValid);   // false
print(validator.validate(-1).isValid);  // false

Implementation

NumNode<T> positive({String? error}) {
  _validators.add(NumValidator.positive(error: error));

  return this;
}