/// <summary> /// Finds an <see cref="InputRadioContext"/> in the context's ancestors with the matching <paramref name="groupName"/>. /// </summary> /// <param name="groupName">The group name of the ancestor <see cref="InputRadioContext"/>.</param> /// <returns>The <see cref="InputRadioContext"/>, or <c>null</c> if none was found.</returns> public InputRadioContext?FindContextInAncestors(string groupName) => string.Equals(GroupName, groupName) ? this : ParentContext?.FindContextInAncestors(groupName);
