Document - 
    NamespaceDeclaration -  - Test
        UsingDirective - (3:1,1 [14] ) - System
        UsingDirective - (18:2,1 [34] ) - System.Collections.Generic
        UsingDirective - (53:3,1 [19] ) - System.Linq
        UsingDirective - (73:4,1 [30] ) - System.Threading.Tasks
        UsingDirective - (104:5,1 [39] ) - Microsoft.AspNetCore.Components
        ClassDeclaration -  - public partial - TestComponent - Microsoft.AspNetCore.Components.ComponentBase - 
            MethodDeclaration -  - protected override - void - BuildRenderTree
                MarkupElement - (0:0,0 [98] x:\dir\subdir\Test\TestComponent.cshtml) - elem
                    HtmlContent - (86:0,86 [5] x:\dir\subdir\Test\TestComponent.cshtml)
                        LazyIntermediateToken - (86:0,86 [5] x:\dir\subdir\Test\TestComponent.cshtml) - Html - Hello
                    HtmlAttribute -  - attributebefore=" - "
                        HtmlAttributeValue - (23:0,23 [6] x:\dir\subdir\Test\TestComponent.cshtml) - 
                            LazyIntermediateToken - (23:0,23 [6] x:\dir\subdir\Test\TestComponent.cshtml) - Html - before
                    Splat - (44:0,44 [17] x:\dir\subdir\Test\TestComponent.cshtml)
                        LazyIntermediateToken - (46:0,46 [14] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - someAttributes
                    HtmlAttribute -  - attributeafter=" - "
                        HtmlAttributeValue - (79:0,79 [5] x:\dir\subdir\Test\TestComponent.cshtml) - 
                            LazyIntermediateToken - (79:0,79 [5] x:\dir\subdir\Test\TestComponent.cshtml) - Html - after
            CSharpCode - (109:2,7 [93] x:\dir\subdir\Test\TestComponent.cshtml)
                LazyIntermediateToken - (109:2,7 [93] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - \n    private Dictionary<string, object> someAttributes = new Dictionary<string, object>();\n
