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
        ClassDeclaration -  - public - TestComponent - Microsoft.AspNetCore.Blazor.Components.BlazorComponent - 
            MethodDeclaration -  - protected override - void - BuildRenderTree
                CSharpCode - 
                    IntermediateToken -  - CSharp - base.BuildRenderTree(builder);
                TagHelper - (31:1,0 [49] x:\dir\subdir\Test\TestComponent.cshtml) - MyComponent - TagMode.SelfClosing
                    ComponentOpenExtensionNode -  - Test.MyComponent
                    ComponentAttributeExtensionNode - (60:1,29 [16] x:\dir\subdir\Test\TestComponent.cshtml) - StringProperty - StringProperty
                        CSharpExpression - (62:1,31 [13] x:\dir\subdir\Test\TestComponent.cshtml)
                            IntermediateToken - (62:1,31 [13] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - 42.ToString()
                    ComponentBodyExtensionNode - 
                    ComponentCloseExtensionNode - 
