System.Xml.XPathNodePointer.IsValidChild C# (CSharp) Method

XPathNodePointer Class Documentation Mostra file Open project: dotnet/corefx

IsValidChild() private method

private IsValidChild ( XmlNode parent, XmlNode child ) : bool
parent	XmlNode
child	XmlNode
return	bool

        private bool IsValidChild(XmlNode parent, XmlNode child)
        {
            int xntChildInt = s_xmlNodeType_To_XpathNodeType_Map[(int)(child.NodeType)];
            if (xntChildInt == -1)
                return false;
            int xntInt = s_xmlNodeType_To_XpathNodeType_Map[(int)(parent.NodeType)];
            Debug.Assert(xntInt != -1);
            switch (xntInt)
            {
                case (int)XPathNodeType.Root:
                    return (xntChildInt == (int)XPathNodeType.Element ||
                             xntChildInt == (int)XPathNodeType.Comment ||
                             xntChildInt == (int)XPathNodeType.ProcessingInstruction);
                case (int)XPathNodeType.Element:
                    return (xntChildInt == (int)XPathNodeType.Element ||
                             xntChildInt == (int)XPathNodeType.Text ||
                             xntChildInt == (int)XPathNodeType.Comment ||
                             xntChildInt == (int)XPathNodeType.Whitespace ||
                             xntChildInt == (int)XPathNodeType.SignificantWhitespace ||
                             xntChildInt == (int)XPathNodeType.ProcessingInstruction);
                default:
                    return false;
            }
        }