LSLContentType.custom constructor

LSLContentType.custom(String value)

Custom content type. @param value The custom content type string. @note This is used for custom content types that are not defined in the LSL / XDF standard, e.g. "State" or "Stimulus".

Implementation

factory LSLContentType.custom(String value) {
  // throw UnsupportedError('Custom content types are not yet supported.');
  final customType = LSLContentType._(value, isCustom: true);
  if (_values.any((type) => type.value == value && !type.isCustom)) {
    // If a default type with the same name exists, throw an error.
    // This is to prevent conflicts with existing LSL content types.
    throw ArgumentError(
      'Custom content type "$value" conflicts with existing LSL content types.',
    );
  }
  if (_values.any((type) => type.value == value && type.isCustom)) {
    // If a custom type with the same name already exists, return it.
    return _values.firstWhere((type) => type.value == value);
  }
  // If no conflicts, add the new custom type to the list.
  _values.add(customType);
  return customType;
}