public ValidatorBuilderOperation GetOperation()
        {
            var op = new ValidatorBuilderOperation(_descriptor, _config);

            _operations.Add(op);
            return(op);
        }
 internal CollectionValidatorBuilder(ValidatorBuilderOperation operation)
 {
     _operation = operation;
 }
 internal PropertyValidatorBuilder(ValidatorBuilderOperation operation)
 {
     _operation = operation;
 }