@ ProgramNode (location: (0...17))
├── locals: []
└── statements:
    @ StatementsNode (location: (0...17))
    └── body: (length: 1)
        └── @ LambdaNode (location: (0...17))
            ├── locals: []
            ├── operator_loc: (0...2) = "->"
            ├── opening_loc: (3...5) = "do"
            ├── closing_loc: (14...17) = "end"
            ├── parameters: ∅
            └── body:
                @ BeginNode (location: (6...17))
                ├── begin_keyword_loc: ∅
                ├── statements: ∅
                ├── rescue_clause:
                │   @ RescueNode (location: (6...12))
                │   ├── keyword_loc: (6...12) = "rescue"
                │   ├── exceptions: (length: 0)
                │   ├── operator_loc: ∅
                │   ├── reference: ∅
                │   ├── statements: ∅
                │   └── consequent: ∅
                ├── else_clause: ∅
                ├── ensure_clause: ∅
                └── end_keyword_loc: (14...17) = "end"
