public virtual NavigationExpansionRootExpression Update(NavigationExpansionExpression navigationExpansion) => navigationExpansion != NavigationExpansion ? new NavigationExpansionRootExpression(navigationExpansion, Mapping) : this;
public NavigationExpansionRootExpression(NavigationExpansionExpression navigationExpansion, List <string> mapping) { NavigationExpansion = navigationExpansion; Mapping = mapping; }