@ DocumentNode (location: (1:0)-(1:9))
└── children: (2 items)
    ├── @ HTMLElementNode (location: (1:0)-(1:4))
    │   ├── open_tag:
    │   │   └── @ HTMLOpenTagNode (location: (1:0)-(1:4))
    │   │       ├── tag_opening: "<" (location: (1:0)-(1:1))
    │   │       ├── tag_name: "br" (location: (1:1)-(1:3))
    │   │       ├── tag_closing: ">" (location: (1:3)-(1:4))
    │   │       ├── children: []
    │   │       └── is_void: false
    │   │
    │   ├── tag_name: "br" (location: (1:1)-(1:3))
    │   ├── body: []
    │   ├── close_tag: ∅
    │   └── is_void: true
    │
    └── @ HTMLCloseTagNode (location: (1:4)-(1:9))
        ├── errors: (1 error)
        │   └── @ VoidElementClosingTagError (location: (1:4)-(1:9))
        │       ├── message: "`br` is a void element and should not be used as a closing tag. Use `<br>` or `<br />` instead of `</br>`."
        │       ├── tag_name: "br" (location: (1:6)-(1:8))
        │       ├── expected: "<br />"
        │       └── found: "</br>"
        │
        ├── tag_opening: "</" (location: (1:4)-(1:6))
        ├── tag_name: "br" (location: (1:6)-(1:8))
        └── tag_closing: ">" (location: (1:8)-(1:9))