@ ProgramNode (location: (1,0)-(3,13))
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(3,13))
    └── body: (length: 2)
        ├── @ AliasMethodNode (location: (1,0)-(1,17))
        │   ├── new_name:
        │   │   @ SymbolNode (location: (1,6)-(1,11))
        │   │   ├── flags: forced_us_ascii_encoding
        │   │   ├── opening_loc: (1,6)-(1,8) = ":\""
        │   │   ├── value_loc: (1,8)-(1,10) = "<<"
        │   │   ├── closing_loc: (1,10)-(1,11) = "\""
        │   │   └── unescaped: "<<"
        │   ├── old_name:
        │   │   @ SymbolNode (location: (1,12)-(1,17))
        │   │   ├── flags: forced_us_ascii_encoding
        │   │   ├── opening_loc: (1,12)-(1,14) = ":\""
        │   │   ├── value_loc: (1,14)-(1,16) = ">>"
        │   │   ├── closing_loc: (1,16)-(1,17) = "\""
        │   │   └── unescaped: ">>"
        │   └── keyword_loc: (1,0)-(1,5) = "alias"
        └── @ AliasMethodNode (location: (3,0)-(3,13))
            ├── new_name:
            │   @ SymbolNode (location: (3,6)-(3,9))
            │   ├── flags: forced_us_ascii_encoding
            │   ├── opening_loc: (3,6)-(3,7) = ":"
            │   ├── value_loc: (3,7)-(3,9) = "<<"
            │   ├── closing_loc: ∅
            │   └── unescaped: "<<"
            ├── old_name:
            │   @ SymbolNode (location: (3,10)-(3,13))
            │   ├── flags: forced_us_ascii_encoding
            │   ├── opening_loc: (3,10)-(3,11) = ":"
            │   ├── value_loc: (3,11)-(3,13) = ">>"
            │   ├── closing_loc: ∅
            │   └── unescaped: ">>"
            └── keyword_loc: (3,0)-(3,5) = "alias"