public DomObjectQuery ReplaceWith(params DomNode[] others)
{
if (others == null)
{
throw new ArgumentNullException(nameof(others));
}
return(QueryMany(
n => DomObjectQuery._ReplaceWith(n, others),
n => DomObjectQuery._ReplaceWith(n, DomNode.CloneAll(others))
));
}
internal override DomObjectQuery Apply(DomObjectQuery root, DomObjectQuery q)
{
IEnumerable <DomElement> result;
if (Index >= 0)
{
result = FilterChildren(q, e => e.Name == Name && e.ElementPosition == Index);
}
else
{
result = FilterChildren(q, e => e.Name == Name);
}
return(new DomObjectQuery(result));
}
internal static IEnumerable <DomNode> FilterDescendants(DomObjectQuery q, Func <DomNode, bool> predicate)
{
return(q.OfType <DomNode>().SelectMany(e => e.DescendantNodesAndSelf.Where(predicate)));
}
internal static IEnumerable <DomElement> FilterChildren(DomObjectQuery q, Func <DomElement, bool> predicate)
{
return(q.OfType <DomContainer>().SelectMany(e => e.Children.Where(predicate)));
}
internal abstract DomObjectQuery Apply(DomObjectQuery root, DomObjectQuery q);
internal override DomObjectQuery Apply(DomObjectQuery root, DomObjectQuery q)
{
return(new DomObjectQuery(FilterDescendants(q, e => e.Attribute(Name) == Value)));
}
internal override DomObjectQuery Apply(DomObjectQuery root, DomObjectQuery q)
{
return(new DomObjectQuery(
q.OfType <DomContainer>().Select(ele => ele.Attributes[Name]).NonNull()
));
}
internal override DomObjectQuery Apply(DomObjectQuery root, DomObjectQuery q)
{
return(root);
}