public static List <CodeItem> MapFunction(Node function, NodeArray <ParameterDeclaration> parameters, string id, ICodeViewUserControl control)
        {
            if (function == null)
            {
                return(null);
            }

            List <CodeItem> children;

            try
            {
                children = function.Children
                           .FirstOrDefault(c => c.Kind == SyntaxKind.Block)?.Children
                           .SelectMany(SyntaxMapperJS.MapMember)
                           .ToList();
            }
            catch (NullReferenceException)
            {
                return(new List <CodeItem>());
            }

            if (children != null && children.Any())
            {
                SyntaxMapper.FilterNullItems(children);

                var item = BaseMapperJS.MapBase <CodeClassItem>(function, id, control);

                item.BorderColor = Colors.DarkGray;

                item.Kind       = CodeItemKindEnum.Method;
                item.Parameters = $"({string.Join(", ", parameters.Select(p => p.IdentifierStr))})";
                item.Tooltip    = TooltipMapper.Map(item.Access, null, item.Name, item.Parameters);
                item.Id         = IdMapper.MapId(item.FullName, parameters);
                item.Moniker    = IconMapper.MapMoniker(item.Kind, item.Access);

                item.Members = children;

                return(new List <CodeItem> {
                    item
                });
            }

            CodeFunctionItem functionItem = BaseMapperJS.MapBase <CodeFunctionItem>(function, id, control);

            functionItem.Kind       = CodeItemKindEnum.Method;
            functionItem.Parameters = $"({string.Join(", ", parameters.Select(p => p.IdentifierStr))})";
            functionItem.Tooltip    = TooltipMapper.Map(functionItem.Access, null, functionItem.Name, functionItem.Parameters);
            functionItem.Id         = IdMapper.MapId(functionItem.FullName, parameters);
            functionItem.Moniker    = IconMapper.MapMoniker(functionItem.Kind, functionItem.Access);

            return(new List <CodeItem> {
                functionItem
            });
        }