getExtensions method

List<String> getExtensions()

Implementation

List<String> getExtensions() {
  var extensions = <String>[];
  _registryMap.forEach((key, value) {
    if ((key != null) && (!key.endsWith('_internalWidgets'))) {
      extensions.add(key);
    }
  });

  extensions.sort((a, b) => a.compareTo(b));
  return extensions;
}