@ ProgramNode (location: (1,0)-(1,21))
├── flags: ∅
├── locals: [:foo]
└── statements:
    @ StatementsNode (location: (1,0)-(1,21))
    ├── flags: ∅
    └── body: (length: 1)
        └── @ LocalVariableWriteNode (location: (1,0)-(1,21))
            ├── flags: newline
            ├── name: :foo
            ├── depth: 0
            ├── name_loc: (1,0)-(1,3) = "foo"
            ├── value:
            │   @ RescueModifierNode (location: (1,6)-(1,21))
            │   ├── flags: ∅
            │   ├── expression:
            │   │   @ CallNode (location: (1,6)-(1,10))
            │   │   ├── flags: variable_call, ignore_visibility
            │   │   ├── receiver: ∅
            │   │   ├── call_operator_loc: ∅
            │   │   ├── name: :meth
            │   │   ├── message_loc: (1,6)-(1,10) = "meth"
            │   │   ├── opening_loc: ∅
            │   │   ├── arguments: ∅
            │   │   ├── closing_loc: ∅
            │   │   └── block: ∅
            │   ├── keyword_loc: (1,11)-(1,17) = "rescue"
            │   └── rescue_expression:
            │       @ CallNode (location: (1,18)-(1,21))
            │       ├── flags: variable_call, ignore_visibility
            │       ├── receiver: ∅
            │       ├── call_operator_loc: ∅
            │       ├── name: :bar
            │       ├── message_loc: (1,18)-(1,21) = "bar"
            │       ├── opening_loc: ∅
            │       ├── arguments: ∅
            │       ├── closing_loc: ∅
            │       └── block: ∅
            └── operator_loc: (1,4)-(1,5) = "="
