@ ProgramNode (location: (0...66))
├── locals: []
└── statements:
    @ StatementsNode (location: (0...66))
    └── body: (length: 1)
        └── @ CallNode (location: (0...66))
            ├── receiver: ∅
            ├── call_operator_loc: ∅
            ├── message_loc: (0...3) = "tap"
            ├── opening_loc: ∅
            ├── arguments: ∅
            ├── closing_loc: ∅
            ├── block:
            │   @ BlockNode (location: (4...66))
            │   ├── locals: []
            │   ├── parameters: ∅
            │   ├── body:
            │   │   @ BeginNode (location: (9...66))
            │   │   ├── begin_keyword_loc: ∅
            │   │   ├── statements:
            │   │   │   @ StatementsNode (location: (9...15))
            │   │   │   └── body: (length: 1)
            │   │   │       └── @ SymbolNode (location: (9...15))
            │   │   │           ├── opening_loc: (9...10) = ":"
            │   │   │           ├── value_loc: (10...15) = "begin"
            │   │   │           ├── closing_loc: ∅
            │   │   │           └── unescaped: "begin"
            │   │   ├── rescue_clause:
            │   │   │   @ RescueNode (location: (16...32))
            │   │   │   ├── keyword_loc: (16...22) = "rescue"
            │   │   │   ├── exceptions: (length: 0)
            │   │   │   ├── operator_loc: ∅
            │   │   │   ├── reference: ∅
            │   │   │   ├── statements:
            │   │   │   │   @ StatementsNode (location: (25...32))
            │   │   │   │   └── body: (length: 1)
            │   │   │   │       └── @ SymbolNode (location: (25...32))
            │   │   │   │           ├── opening_loc: (25...26) = ":"
            │   │   │   │           ├── value_loc: (26...32) = "rescue"
            │   │   │   │           ├── closing_loc: ∅
            │   │   │   │           └── unescaped: "rescue"
            │   │   │   └── consequent: ∅
            │   │   ├── else_clause:
            │   │   │   @ ElseNode (location: (33...52))
            │   │   │   ├── else_keyword_loc: (33...37) = "else"
            │   │   │   ├── statements:
            │   │   │   │   @ StatementsNode (location: (40...45))
            │   │   │   │   └── body: (length: 1)
            │   │   │   │       └── @ SymbolNode (location: (40...45))
            │   │   │   │           ├── opening_loc: (40...41) = ":"
            │   │   │   │           ├── value_loc: (41...45) = "else"
            │   │   │   │           ├── closing_loc: ∅
            │   │   │   │           └── unescaped: "else"
            │   │   │   └── end_keyword_loc: (46...52) = "ensure"
            │   │   ├── ensure_clause:
            │   │   │   @ EnsureNode (location: (46...66))
            │   │   │   ├── ensure_keyword_loc: (46...52) = "ensure"
            │   │   │   ├── statements:
            │   │   │   │   @ StatementsNode (location: (55...62))
            │   │   │   │   └── body: (length: 1)
            │   │   │   │       └── @ SymbolNode (location: (55...62))
            │   │   │   │           ├── opening_loc: (55...56) = ":"
            │   │   │   │           ├── value_loc: (56...62) = "ensure"
            │   │   │   │           ├── closing_loc: ∅
            │   │   │   │           └── unescaped: "ensure"
            │   │   │   └── end_keyword_loc: (63...66) = "end"
            │   │   └── end_keyword_loc: (63...66) = "end"
            │   ├── opening_loc: (4...6) = "do"
            │   └── closing_loc: (63...66) = "end"
            ├── flags: ∅
            └── name: "tap"
