System.Xml.Xsl.IlGen.XmlILVisitor.VisitElementCtor C# (CSharp) Метод

        protected override QilNode VisitElementCtor(QilBinary ndElem) {
            XmlILConstructInfo info = XmlILConstructInfo.Read(ndElem);
            bool callChk;
            GenerateNameType nameType;
            Debug.Assert(XmlILConstructInfo.Read(ndElem).PushToWriterFirst, "Element contruction should always be pushed to writer.");

            // Runtime checks must be made in the following cases:
            //   1. Xml state is not known at compile-time, or is illegal
            //   2. Element's namespace must be declared
            //   3. Element's attributes might be duplicates of one another, or namespaces might follow attributes
            callChk = CheckWithinContent(info) || !info.IsNamespaceInScope || ElementCachesAttributes(info);

            // If it is not known whether element content was output, then make this check at run-time
            if (XmlILConstructInfo.Read(ndElem.Right).FinalStates == PossibleXmlStates.Any)
                callChk = true;

            // If runtime state after EndElement is called is not known, then call XmlQueryOutput.WriteEndElementChk
            if (info.FinalStates == PossibleXmlStates.Any)
                callChk = true;

            // If WriteStartElementChk will *not* be called, then code must be generated to ensure valid state transitions
            if (!callChk)
                BeforeStartChecks(ndElem);

            // Generate call to WriteStartElement
            nameType = LoadNameAndType(XPathNodeType.Element, ndElem.Left, true, callChk);
            this.helper.CallWriteStartElement(nameType, callChk);

            // Recursively construct content
            NestedVisit(ndElem.Right);

            // If runtime state is guaranteed to be EnumAttrs, and an element is being constructed, call XmlQueryOutput.StartElementContent
            if (XmlILConstructInfo.Read(ndElem.Right).FinalStates == PossibleXmlStates.EnumAttrs && !callChk)
                this.helper.CallStartElementContent();

            // Generate call to WriteEndElement
            nameType = LoadNameAndType(XPathNodeType.Element, ndElem.Left, false, callChk);
            this.helper.CallWriteEndElement(nameType, callChk);

            if (!callChk)
                AfterEndChecks(ndElem);

            this.iterCurr.Storage = StorageDescriptor.None();
            return ndElem;
        }