/// <summary>
/// Determines whether given <paramref name="node"/> is valid.
/// </summary>
/// <param name="node">Node to perform check on.</param>
/// <returns><see langword="true"/> if node is valid; otherwise, <see langword="false"/>.</returns>
/// <exception cref="ArgumentNullException"></exception>
public static bool IsKnownNode([In] Fb2Node node)
{
if (node == null)
{
throw new ArgumentNullException(nameof(node));
}
var hasKnownName = IsKnownNodeName(node.Name);
var hasKnownType = KnownNodes.ContainsValue(node.GetType());
return(hasKnownName && hasKnownType);
}
