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
        UsingDirective - (1:0,1 [43] x:\dir\subdir\Test\TestComponent.cshtml) - Microsoft.AspNetCore.Components.Web
        ClassDeclaration -  - public partial - TestComponent - Microsoft.AspNetCore.Components.ComponentBase - 
            MethodDeclaration -  - protected override - void - BuildRenderTree
                MarkupElement - (44:1,0 [149] x:\dir\subdir\Test\TestComponent.cshtml) - button
                    HtmlContent - (176:1,132 [8] x:\dir\subdir\Test\TestComponent.cshtml)
                        IntermediateToken - (176:1,132 [8] x:\dir\subdir\Test\TestComponent.cshtml) - Html - Click Me
                    HtmlAttribute - (62:1,18 [17] x:\dir\subdir\Test\TestComponent.cshtml) - onclick=" - "
                        CSharpExpressionAttributeValue -  - 
                            IntermediateToken -  - CSharp - Microsoft.AspNetCore.Components.EventCallback.Factory.Create<Microsoft.AspNetCore.Components.Web.MouseEventArgs>(this, 
                            IntermediateToken - (62:1,18 [17] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - () => Foo = false
                            IntermediateToken -  - CSharp - )
                    ComponentAttribute - (106:1,62 [4] x:\dir\subdir\Test\TestComponent.cshtml) - onfocus - PreventDefault - AttributeStructure.DoubleQuotes
                        CSharpExpression - 
                            IntermediateToken - (106:1,62 [4] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - true
                    ComponentAttribute - (138:1,94 [3] x:\dir\subdir\Test\TestComponent.cshtml) - onclick - StopPropagation - AttributeStructure.DoubleQuotes
                        CSharpExpression - 
                            IntermediateToken - (138:1,94 [3] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - Foo
                    ComponentAttribute - (169:1,125 [5] x:\dir\subdir\Test\TestComponent.cshtml) - onfocus - StopPropagation - AttributeStructure.DoubleQuotes
                        CSharpExpression - 
                            IntermediateToken - (169:1,125 [5] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - false
            CSharpCode - (202:2,7 [30] x:\dir\subdir\Test\TestComponent.cshtml)
                IntermediateToken - (202:2,7 [30] x:\dir\subdir\Test\TestComponent.cshtml) - CSharp - \n    bool Foo { get; set; }\n
