Microsoft.Language.Xml.Scanner.XmlLessThanExclamationToken C# (CSharp) Method

        private SyntaxToken XmlLessThanExclamationToken(
            ScannerState state,
            SyntaxList<SyntaxNode> leadingTrivia)
        {
            Debug.Assert(PeekChar() == '<');
            Debug.Assert(PeekAheadChar(1) == '!');
            return XmlMakeBadToken(
                SyntaxSubKind.LessThanExclamationToken,
                leadingTrivia,
                2,
                state == ScannerState.DocType ?
                    ERRID.ERR_DTDNotSupported :
                    ERRID.ERR_Syntax);
        }