internal void RemoveMethodResolver(MethodResolverHandler methodResolver) => _methodResolvers -= methodResolver;
internal bool HasMethodResolver(MethodResolverHandler methodResolver) => _methodResolvers != null && _methodResolvers.GetInvocationList().Any(del => del.Method == methodResolver.Method);
internal void AddMethodResolver(MethodResolverHandler methodResolver) => _methodResolvers += methodResolver;