errorText method

String? errorText({
  1. dynamic value,
})

Implementation

String? errorText({dynamic value}) {
  value ??= this.value;

  if (!(value is String)) {
    return null;
  }

  if (value.isNotEmpty && value.length < _minLength) {
    return "Value must have at least $_minLength characters";
  }

  return null;
}