@ DocumentNode (location: (1:0)-(2:0))
└── children: (2 items)
    ├── @ ERBContentNode (location: (1:0)-(1:24))
    │   ├── tag_opening: "<%=" (location: (1:0)-(1:3))
    │   ├── content: " link_to '«', url " (location: (1:3)-(1:22))
    │   ├── tag_closing: "%>" (location: (1:22)-(1:24))
    │   ├── parsed: true
    │   └── valid: true
    │
    └── @ HTMLTextNode (location: (1:24)-(2:0))
        └── content: "\n"