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@ ProgramNode (location: (1,0)-(4,3))
├── locals: []
└── statements:
@ StatementsNode (location: (1,0)-(4,3))
└── body: (length: 1)
└── @ CaseMatchNode (location: (1,0)-(4,3))
├── predicate:
│ @ IntegerNode (location: (1,5)-(1,6))
│ ├── flags: decimal
│ └── value: 0
├── conditions: (length: 1)
│ └── @ InNode (location: (2,0)-(3,6))
│ ├── pattern:
│ │ @ RangeNode (location: (2,3)-(2,8))
│ │ ├── flags: ∅
│ │ ├── left:
│ │ │ @ IntegerNode (location: (2,3)-(2,5))
│ │ │ ├── flags: decimal
│ │ │ └── value: -1
│ │ ├── right:
│ │ │ @ IntegerNode (location: (2,7)-(2,8))
│ │ │ ├── flags: decimal
│ │ │ └── value: 1
│ │ └── operator_loc: (2,5)-(2,7) = ".."
│ ├── statements:
│ │ @ StatementsNode (location: (3,2)-(3,6))
│ │ └── body: (length: 1)
│ │ └── @ TrueNode (location: (3,2)-(3,6))
│ ├── in_loc: (2,0)-(2,2) = "in"
│ └── then_loc: ∅
├── consequent: ∅
├── case_keyword_loc: (1,0)-(1,4) = "case"
└── end_keyword_loc: (4,0)-(4,3) = "end"
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