/// <summary>
/// Gets the descendants of the <see cref="IProductCollection"/> including itself.
/// </summary>
/// <param name="value">
/// The value.
/// </param>
/// <param name="predicate">
/// The predicate.
/// </param>
/// <returns>
/// The <see cref="IEnumerable{IProductCollection}"/>.
/// </returns>
public static IEnumerable <IProductCollection> DescendantsOrSelf(this IProductCollection value, Expression <Func <IProductCollection, bool> > predicate = null)
{
return(value.AsTreeNode().DescendantsOrSelf().Values(predicate));
}
/// <summary>
/// Gets the siblings of the <see cref="IProductCollection"/>.
/// </summary>
/// <param name="value">
/// The value.
/// </param>
/// <param name="predicate">
/// An optional lambda expression
/// </param>
/// <returns>
/// The <see cref="IEnumerable{IProductCollection}"/>.
/// </returns>
public static IEnumerable <IProductCollection> Ancestors(this IProductCollection value, Expression <Func <IProductCollection, bool> > predicate = null)
{
return(value.AsTreeNode().Ancestors().Values(predicate));
}
/// <summary>
/// Gets the first descendant matching the expression
/// </summary>
/// <param name="value">
/// The value.
/// </param>
/// <param name="predicate">
/// The predicate.
/// </param>
/// <returns>
/// The <see cref="IProductCollection"/>.
/// </returns>
public static IProductCollection Descendant(this IProductCollection value, Expression <Func <IProductCollection, bool> > predicate)
{
return(value.AsTreeNode().Descendants().Values(predicate).FirstOrDefault());
}