TType At <TType>(TreeQuery <TType> query) where TType : class
{
foreach (var element in Every(query))
{
return(element);
}
return(null);
}
Every <TType>(TreeQuery <TType> query) where TType : class
{
var inner = GetTypedEnumerator();
var enumerator =
new QueriableTreeEnumerator <TType, QueriableTreeEnumerator <TElement, TInner, TInnerElement>, TElement>(
inner, query);
return(new TreeEnumerable <TType, QueriableTreeEnumerator <TType,
QueriableTreeEnumerator <TElement, TInner, TInnerElement>, TElement>, TType>(enumerator));
}
internal TreeEnumerable(TInner inner, int skip = 0, TreeQuery <TElement> query = default(TreeQuery <TElement>))
{
Inner = inner;
Query = query;
Skip = skip;
}
internal QueriableTreeEnumerator(TInner inner, TreeQuery <TElement> query)
{
Inner = inner;
Query = query;
Current = inner.Current as TElement;
}
static TreeEnumerable <Node, TreeEnumerator, Node> Enumerate(Node root, TreeEnumerationMode mode,
int skip, TreeQuery <Node> query)
{
return(new TreeEnumerable <Node, TreeEnumerator, Node>(new TreeEnumerator(root, mode), skip, query));
}
