@ ProgramNode (location: (0...56))
├── locals: [:foo, :bar, :baz]
└── statements:
    @ StatementsNode (location: (0...56))
    └── body: (length: 3)
        ├── @ MultiWriteNode (location: (0...17))
        │   ├── targets: (length: 2)
        │   │   ├── @ LocalVariableTargetNode (location: (1...4))
        │   │   │   ├── name: :foo
        │   │   │   └── depth: 0
        │   │   └── @ LocalVariableTargetNode (location: (6...9))
        │   │       ├── name: :bar
        │   │       └── depth: 0
        │   ├── lparen_loc: (0...1) = "("
        │   ├── rparen_loc: (9...10) = ")"
        │   ├── operator_loc: (11...12) = "="
        │   └── value:
        │       @ ArrayNode (location: (13...17))
        │       ├── elements: (length: 2)
        │       │   ├── @ IntegerNode (location: (13...14))
        │       │   │   └── flags: decimal
        │       │   └── @ IntegerNode (location: (16...17))
        │       │       └── flags: decimal
        │       ├── opening_loc: ∅
        │       └── closing_loc: ∅
        ├── @ MultiWriteNode (location: (19...34))
        │   ├── targets: (length: 2)
        │   │   ├── @ LocalVariableTargetNode (location: (19...22))
        │   │   │   ├── name: :foo
        │   │   │   └── depth: 0
        │   │   └── @ LocalVariableTargetNode (location: (24...27))
        │   │       ├── name: :bar
        │   │       └── depth: 0
        │   ├── lparen_loc: ∅
        │   ├── rparen_loc: ∅
        │   ├── operator_loc: (28...29) = "="
        │   └── value:
        │       @ ArrayNode (location: (30...34))
        │       ├── elements: (length: 2)
        │       │   ├── @ IntegerNode (location: (30...31))
        │       │   │   └── flags: decimal
        │       │   └── @ IntegerNode (location: (33...34))
        │       │       └── flags: decimal
        │       ├── opening_loc: ∅
        │       └── closing_loc: ∅
        └── @ MultiWriteNode (location: (36...56))
            ├── targets: (length: 3)
            │   ├── @ LocalVariableTargetNode (location: (36...39))
            │   │   ├── name: :foo
            │   │   └── depth: 0
            │   ├── @ LocalVariableTargetNode (location: (41...44))
            │   │   ├── name: :bar
            │   │   └── depth: 0
            │   └── @ LocalVariableTargetNode (location: (46...49))
            │       ├── name: :baz
            │       └── depth: 0
            ├── lparen_loc: ∅
            ├── rparen_loc: ∅
            ├── operator_loc: (50...51) = "="
            └── value:
                @ ArrayNode (location: (52...56))
                ├── elements: (length: 2)
                │   ├── @ IntegerNode (location: (52...53))
                │   │   └── flags: decimal
                │   └── @ IntegerNode (location: (55...56))
                │       └── flags: decimal
                ├── opening_loc: ∅
                └── closing_loc: ∅
