@ ProgramNode (location: (1,0)-(1,28))
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(1,28))
    └── body: (length: 1)
        └── @ CallNode (location: (1,0)-(1,28))
            ├── flags: ∅
            ├── receiver: ∅
            ├── call_operator_loc: ∅
            ├── name: :p
            ├── message_loc: (1,0)-(1,1) = "p"
            ├── opening_loc: ∅
            ├── arguments:
            │   @ ArgumentsNode (location: (1,2)-(1,28))
            │   ├── flags: ∅
            │   └── arguments: (length: 1)
            │       └── @ BeginNode (location: (1,2)-(1,28))
            │           ├── begin_keyword_loc: (1,2)-(1,7) = "begin"
            │           ├── statements:
            │           │   @ StatementsNode (location: (1,8)-(1,24))
            │           │   └── body: (length: 1)
            │           │       └── @ CallNode (location: (1,8)-(1,24))
            │           │           ├── flags: ∅
            │           │           ├── receiver:
            │           │           │   @ IntegerNode (location: (1,8)-(1,9))
            │           │           │   └── flags: decimal
            │           │           ├── call_operator_loc: (1,9)-(1,10) = "."
            │           │           ├── name: :times
            │           │           ├── message_loc: (1,10)-(1,15) = "times"
            │           │           ├── opening_loc: ∅
            │           │           ├── arguments: ∅
            │           │           ├── closing_loc: ∅
            │           │           └── block:
            │           │               @ BlockNode (location: (1,16)-(1,24))
            │           │               ├── locals: []
            │           │               ├── locals_body_index: 0
            │           │               ├── parameters: ∅
            │           │               ├── body:
            │           │               │   @ StatementsNode (location: (1,19)-(1,20))
            │           │               │   └── body: (length: 1)
            │           │               │       └── @ IntegerNode (location: (1,19)-(1,20))
            │           │               │           └── flags: decimal
            │           │               ├── opening_loc: (1,16)-(1,18) = "do"
            │           │               └── closing_loc: (1,21)-(1,24) = "end"
            │           ├── rescue_clause: ∅
            │           ├── else_clause: ∅
            │           ├── ensure_clause: ∅
            │           └── end_keyword_loc: (1,25)-(1,28) = "end"
            ├── closing_loc: ∅
            └── block: ∅
