deepCopy static method
Implementation
static AppBarModel deepCopy(String appID, AppBarModel from) {
var documentID = appBarID(appID);
var iconMenu = copyOrDefault(appID, documentID, from.iconMenu);
var copyOfAppBarModel = from.copyWith(
documentID: documentID, iconMenu: iconMenu, title: from.title);
return copyOfAppBarModel;
}