System.Xml.Xsl.Xslt.XsltLoader.LoadCharacterMap C# (CSharp) Method

        private void LoadCharacterMap(NsDecl stylesheetNsList) {
            ContextInfo ctxInfo = input.GetAttributes(characterMapAttributes);
            ctxInfo.nsList = MergeNamespaces(ctxInfo.nsList, stylesheetNsList);

            QilName name = ParseQNameAttribute(0);
            List<QilName> useCharacterMaps = ParseUseCharacterMaps(1);

            ReportNYI("xsl:character-map");

            QName parentName = input.ElementName;
            if (input.MoveToFirstChild()) {
                do {
                    switch (input.NodeType) {
                    case XmlNodeType.Element:
                        // Only xsl:output-character are allowed here
                        if (input.IsXsltKeyword(atoms.OutputCharacter)) {
                            input.GetAttributes(outputCharacterAttributes);
                            ReportNYI("xsl:output-character");
                            char ch  = ParseCharAttribute(0, "character", /*defVal:*/(char)0);
                            string s = ParseStringAttribute(1, "string");
                            CheckNoContent();
                        } else {
                            ReportError(/*[XT_006]*/SR.Xslt_UnexpectedElement, input.QualifiedName, parentName);
                            input.SkipNode();
                        }
                        break;
                    case XmlNodeType.Whitespace:
                    case XmlNodeType.SignificantWhitespace:
                        break;
                    default:
                        Debug.Assert(input.NodeType == XmlNodeType.Text);
                        ReportError(/*[XT_006]*/SR.Xslt_TextNodesNotAllowed, parentName);
                        break;
                    }
                } while (input.MoveToNextSibling());
            }
        }