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@ ProgramNode (location: (1,0)-(5,45))
├── locals: []
└── statements:
@ StatementsNode (location: (1,0)-(5,45))
└── body: (length: 3)
├── @ DefNode (location: (1,0)-(1,39))
│ ├── name: :m
│ ├── name_loc: (1,4)-(1,5) = "m"
│ ├── receiver: ∅
│ ├── parameters: ∅
│ ├── body:
│ │ @ StatementsNode (location: (1,7)-(1,34))
│ │ └── body: (length: 1)
│ │ └── @ SingletonClassNode (location: (1,7)-(1,34))
│ │ ├── locals: []
│ │ ├── class_keyword_loc: (1,7)-(1,12) = "class"
│ │ ├── operator_loc: (1,13)-(1,15) = "<<"
│ │ ├── expression:
│ │ │ @ SelfNode (location: (1,16)-(1,20))
│ │ ├── body:
│ │ │ @ StatementsNode (location: (1,22)-(1,29))
│ │ │ └── body: (length: 1)
│ │ │ └── @ ConstantWriteNode (location: (1,22)-(1,29))
│ │ │ ├── name: :A
│ │ │ ├── name_loc: (1,22)-(1,23) = "A"
│ │ │ ├── value:
│ │ │ │ @ NilNode (location: (1,26)-(1,29))
│ │ │ └── operator_loc: (1,24)-(1,25) = "="
│ │ └── end_keyword_loc: (1,31)-(1,34) = "end"
│ ├── locals: []
│ ├── def_keyword_loc: (1,0)-(1,3) = "def"
│ ├── operator_loc: ∅
│ ├── lparen_loc: ∅
│ ├── rparen_loc: ∅
│ ├── equal_loc: ∅
│ └── end_keyword_loc: (1,36)-(1,39) = "end"
├── @ DefNode (location: (3,0)-(3,44))
│ ├── name: :m
│ ├── name_loc: (3,4)-(3,5) = "m"
│ ├── receiver: ∅
│ ├── parameters: ∅
│ ├── body:
│ │ @ StatementsNode (location: (3,7)-(3,39))
│ │ └── body: (length: 1)
│ │ └── @ SingletonClassNode (location: (3,7)-(3,39))
│ │ ├── locals: []
│ │ ├── class_keyword_loc: (3,7)-(3,12) = "class"
│ │ ├── operator_loc: (3,13)-(3,15) = "<<"
│ │ ├── expression:
│ │ │ @ SelfNode (location: (3,16)-(3,20))
│ │ ├── body:
│ │ │ @ StatementsNode (location: (3,22)-(3,34))
│ │ │ └── body: (length: 1)
│ │ │ └── @ ClassNode (location: (3,22)-(3,34))
│ │ │ ├── locals: []
│ │ │ ├── class_keyword_loc: (3,22)-(3,27) = "class"
│ │ │ ├── constant_path:
│ │ │ │ @ ConstantReadNode (location: (3,28)-(3,29))
│ │ │ │ └── name: :C
│ │ │ ├── inheritance_operator_loc: ∅
│ │ │ ├── superclass: ∅
│ │ │ ├── body: ∅
│ │ │ ├── end_keyword_loc: (3,31)-(3,34) = "end"
│ │ │ └── name: :C
│ │ └── end_keyword_loc: (3,36)-(3,39) = "end"
│ ├── locals: []
│ ├── def_keyword_loc: (3,0)-(3,3) = "def"
│ ├── operator_loc: ∅
│ ├── lparen_loc: ∅
│ ├── rparen_loc: ∅
│ ├── equal_loc: ∅
│ └── end_keyword_loc: (3,41)-(3,44) = "end"
└── @ DefNode (location: (5,0)-(5,45))
├── name: :m
├── name_loc: (5,4)-(5,5) = "m"
├── receiver: ∅
├── parameters: ∅
├── body:
│ @ StatementsNode (location: (5,7)-(5,40))
│ └── body: (length: 1)
│ └── @ SingletonClassNode (location: (5,7)-(5,40))
│ ├── locals: []
│ ├── class_keyword_loc: (5,7)-(5,12) = "class"
│ ├── operator_loc: (5,13)-(5,15) = "<<"
│ ├── expression:
│ │ @ SelfNode (location: (5,16)-(5,20))
│ ├── body:
│ │ @ StatementsNode (location: (5,22)-(5,35))
│ │ └── body: (length: 1)
│ │ └── @ ModuleNode (location: (5,22)-(5,35))
│ │ ├── locals: []
│ │ ├── module_keyword_loc: (5,22)-(5,28) = "module"
│ │ ├── constant_path:
│ │ │ @ ConstantReadNode (location: (5,29)-(5,30))
│ │ │ └── name: :M
│ │ ├── body: ∅
│ │ ├── end_keyword_loc: (5,32)-(5,35) = "end"
│ │ └── name: :M
│ └── end_keyword_loc: (5,37)-(5,40) = "end"
├── locals: []
├── def_keyword_loc: (5,0)-(5,3) = "def"
├── operator_loc: ∅
├── lparen_loc: ∅
├── rparen_loc: ∅
├── equal_loc: ∅
└── end_keyword_loc: (5,42)-(5,45) = "end"
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