dispose method

Implementation

void dispose() {
  // remove listeners
  removeAllListeners();

  // dispose of datasources
  datasources?.forEach((datasource) =>
      datasource.parent == this ? datasource.dispose() : null);
  datasources?.clear();

  // remove model and all of its bindables from the scope
  scope?.unregisterModel(this);

  // dispose of all children
  children?.forEach((child) => child.dispose());
  children?.clear();

  // dispose of the local scope
  if (isLocalScope) scope?.dispose();

  // dispose of the sub-scope
  _subscope?.dispose();
}