@ ProgramNode (location: (0...32))
├── locals: []
└── statements:
    @ StatementsNode (location: (0...32))
    └── body: (length: 2)
        ├── @ AliasMethodNode (location: (0...17))
        │   ├── new_name:
        │   │   @ SymbolNode (location: (6...11))
        │   │   ├── opening_loc: (6...8) = ":\""
        │   │   ├── value_loc: (8...10) = "<<"
        │   │   ├── closing_loc: (10...11) = "\""
        │   │   └── unescaped: "<<"
        │   ├── old_name:
        │   │   @ SymbolNode (location: (12...17))
        │   │   ├── opening_loc: (12...14) = ":\""
        │   │   ├── value_loc: (14...16) = ">>"
        │   │   ├── closing_loc: (16...17) = "\""
        │   │   └── unescaped: ">>"
        │   └── keyword_loc: (0...5) = "alias"
        └── @ AliasMethodNode (location: (19...32))
            ├── new_name:
            │   @ SymbolNode (location: (25...28))
            │   ├── opening_loc: (25...26) = ":"
            │   ├── value_loc: (26...28) = "<<"
            │   ├── closing_loc: ∅
            │   └── unescaped: "<<"
            ├── old_name:
            │   @ SymbolNode (location: (29...32))
            │   ├── opening_loc: (29...30) = ":"
            │   ├── value_loc: (30...32) = ">>"
            │   ├── closing_loc: ∅
            │   └── unescaped: ">>"
            └── keyword_loc: (19...24) = "alias"
