functionParameters_AST = (org.exist.xquery.parser.XQueryAST)currentAST.root; returnAST = functionParameters_AST;
	public final void functionParameters() throws RecognitionException, TokenStreamException {				traceIn("functionParameters");		try { // debugging			returnAST = null;			ASTPair currentAST = new ASTPair();			org.exist.xquery.parser.XQueryAST functionParameters_AST = null;						exprSingle();			astFactory.addASTChild(currentAST, returnAST);			{			_loop196:			do {				if ((LA(1)==COMMA)) {					match(COMMA);					exprSingle();					astFactory.addASTChild(currentAST, returnAST);				}				else {					break _loop196;				}							} while (true);			}			functionParameters_AST = (org.exist.xquery.parser.XQueryAST)currentAST.root;			returnAST = functionParameters_AST;		} finally { // debugging			traceOut("functionParameters");		}	}