isStringEmpty function

IValidator isStringEmpty({
  1. String? message,
})

Checks whether the given string is empty

Implementation

IValidator isStringEmpty({String? message}) {
  return stringLength([isLte(0)]) >
      Expectation(
        message: message ?? 'String to be empty',
        code: ExpectationCodes.valueLengthOutOfRange,
        data: {'expected': 0},
      );
}