parser method

@override T? parser(covariant T? unparsedValue)

Parses a value into an instance of T.

Implementation

@override
T? parser(T? unparsedValue) {
  if (type == AFTextFieldType.email) {
    return (unparsedValue as String?)?.trim() as T?;
  } else {
    return unparsedValue;
  }
}