public object GetQuickInfo(string token)
        {
            if (_tokens.Contains(token))
            {
                return(_tokens.GetInfo(token).ToQuickInfo());
            }
            else
            {
                var functionInfo = _functionInfos.FirstOrDefault(v => v.Token == token);
                if (functionInfo != null)
                {
                    return(functionInfo.ToQuickInfo());
                }
            }

            return(null);
        }
 public static bool IsFunction(string cmd)
 {
     return(FunctionSet.Contains(cmd));
 }