@ ProgramNode (location: (0...47))
├── locals: []
└── statements:
    @ StatementsNode (location: (0...47))
    └── body: (length: 2)
        ├── @ DefNode (location: (0...20))
        │   ├── name: :m
        │   ├── name_loc: (4...5) = "m"
        │   ├── receiver: ∅
        │   ├── parameters: ∅
        │   ├── body:
        │   │   @ StatementsNode (location: (10...20))
        │   │   └── body: (length: 1)
        │   │       └── @ RescueModifierNode (location: (10...20))
        │   │           ├── expression:
        │   │           │   @ IntegerNode (location: (10...11))
        │   │           │   └── flags: decimal
        │   │           ├── keyword_loc: (12...18) = "rescue"
        │   │           └── rescue_expression:
        │   │               @ IntegerNode (location: (19...20))
        │   │               └── flags: decimal
        │   ├── locals: []
        │   ├── def_keyword_loc: (0...3) = "def"
        │   ├── operator_loc: ∅
        │   ├── lparen_loc: (5...6) = "("
        │   ├── rparen_loc: (6...7) = ")"
        │   ├── equal_loc: (8...9) = "="
        │   └── end_keyword_loc: ∅
        └── @ DefNode (location: (22...47))
            ├── name: :m
            ├── name_loc: (31...32) = "m"
            ├── receiver:
            │   @ SelfNode (location: (26...30))
            ├── parameters: ∅
            ├── body:
            │   @ StatementsNode (location: (37...47))
            │   └── body: (length: 1)
            │       └── @ RescueModifierNode (location: (37...47))
            │           ├── expression:
            │           │   @ IntegerNode (location: (37...38))
            │           │   └── flags: decimal
            │           ├── keyword_loc: (39...45) = "rescue"
            │           └── rescue_expression:
            │               @ IntegerNode (location: (46...47))
            │               └── flags: decimal
            ├── locals: []
            ├── def_keyword_loc: (22...25) = "def"
            ├── operator_loc: (30...31) = "."
            ├── lparen_loc: (32...33) = "("
            ├── rparen_loc: (33...34) = ")"
            ├── equal_loc: (35...36) = "="
            └── end_keyword_loc: ∅
