ForwardPositionQuery.cs

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using System.Xml.XPath;
 
namespace MS.Internal.Xml.XPath;
 
internal class ForwardPositionQuery : CacheOutputQuery
{
    public ForwardPositionQuery(Query input)
        : base(input)
    {
    }
 
    protected ForwardPositionQuery(ForwardPositionQuery other)
        : base(other)
    {
    }
 
    public override object Evaluate(XPathNodeIterator context)
    {
        base.Evaluate(context);
        XPathNavigator xPathNavigator;
        while ((xPathNavigator = input.Advance()) != null)
        {
            outputBuffer.Add(xPathNavigator.Clone());
        }
        return this;
    }
 
    public override XPathNavigator MatchNode(XPathNavigator context)
    {
        return input.MatchNode(context);
    }
 
    public override XPathNodeIterator Clone()
    {
        return new ForwardPositionQuery(this);
    }
}