System.Xml.Xsl.XsltOld.SequentialOutput.WriteDoctype C# (CSharp) Method

        void WriteDoctype(BuilderInfo mainNode) {
            Debug.Assert(this.outputDoctype == true, "It supposed to check this condition before actual call");
            Debug.Assert(this.output.DoctypeSystem != null || (this.isHtmlOutput && this.output.DoctypePublic != null), "We set outputDoctype == true only if");
            Indent(0);
            Write(s_DocType);
            if (this.isXmlOutput) {
                WriteName(mainNode.Prefix, mainNode.LocalName);
            }
            else {
                WriteName(string.Empty, s_Html);
            }
            Write(s_Space);
            if (output.DoctypePublic != null) {
                Write(s_Public);
                Write(s_Quote);
                Write(output.DoctypePublic);
                Write(s_QuoteSpace);
            }
            else {
                Write(s_System);
            }
            if (output.DoctypeSystem != null) {
                Write(s_Quote);
                Write(output.DoctypeSystem);
                Write(s_Quote);
            }
            Write(s_GreaterThan);
        }