@ DocumentNode (location: (1:0)-(1:25))
└── children: (1 item)
    └── @ HTMLCommentNode (location: (1:0)-(1:25))
        ├── comment_start: "<!--" (location: (1:0)-(1:4))
        ├── children: (3 items)
        │   ├── @ LiteralNode (location: (1:4)-(1:5))
        │   │   └── content: " "
        │   │
        │   ├── @ ERBContentNode (location: (1:5)-(1:21))
        │   │   ├── tag_opening: "<%=" (location: (1:5)-(1:8))
        │   │   ├── content: " "Comment" " (location: (1:8)-(1:19))
        │   │   ├── tag_closing: "%>" (location: (1:19)-(1:21))
        │   │   ├── parsed: true
        │   │   └── valid: true
        │   │
        │   └── @ LiteralNode (location: (1:21)-(1:22))
        │       └── content: " "
        │
        └── comment_end: "-->" (location: (1:22)-(1:25))