checkRequired function

void checkRequired(
  1. String fieldName,
  2. dynamic fieldValue, {
  3. bool checkEmptyString = true,
})

Checks if the input string is valid.

Implementation

void checkRequired(String fieldName, dynamic fieldValue,
    {bool checkEmptyString = true}) {
  if (fieldValue == null) {
    throw ClientError('missing_required_value',
        '$fieldName is a required parameter, cannot be left empty');
  }

  if (checkEmptyString && fieldValue is String && fieldValue.trim() == '') {
    throw ClientError('missing_required_value',
        '$fieldName is a required parameter, cannot be left empty');
  }
}