@ ProgramNode (location: (1,0)-(23,20)) ├── locals: [:baz] └── statements: @ StatementsNode (location: (1,0)-(23,20)) └── body: (length: 12) ├── @ WhileNode (location: (1,0)-(1,18)) │ ├── flags: ∅ │ ├── keyword_loc: (1,0)-(1,5) = "while" │ ├── closing_loc: (1,15)-(1,18) = "end" │ ├── predicate: │ │ @ TrueNode (location: (1,6)-(1,10)) │ └── statements: │ @ StatementsNode (location: (1,12)-(1,13)) │ └── body: (length: 1) │ └── @ IntegerNode (location: (1,12)-(1,13)) │ └── flags: decimal ├── @ WhileNode (location: (3,0)-(3,12)) │ ├── flags: ∅ │ ├── keyword_loc: (3,2)-(3,7) = "while" │ ├── closing_loc: ∅ │ ├── predicate: │ │ @ TrueNode (location: (3,8)-(3,12)) │ └── statements: │ @ StatementsNode (location: (3,0)-(3,1)) │ └── body: (length: 1) │ └── @ IntegerNode (location: (3,0)-(3,1)) │ └── flags: decimal ├── @ WhileNode (location: (5,0)-(5,16)) │ ├── flags: ∅ │ ├── keyword_loc: (5,6)-(5,11) = "while" │ ├── closing_loc: ∅ │ ├── predicate: │ │ @ TrueNode (location: (5,12)-(5,16)) │ └── statements: │ @ StatementsNode (location: (5,0)-(5,5)) │ └── body: (length: 1) │ └── @ BreakNode (location: (5,0)-(5,5)) │ ├── arguments: ∅ │ └── keyword_loc: (5,0)-(5,5) = "break" ├── @ WhileNode (location: (7,0)-(7,15)) │ ├── flags: ∅ │ ├── keyword_loc: (7,5)-(7,10) = "while" │ ├── closing_loc: ∅ │ ├── predicate: │ │ @ TrueNode (location: (7,11)-(7,15)) │ └── statements: │ @ StatementsNode (location: (7,0)-(7,4)) │ └── body: (length: 1) │ └── @ NextNode (location: (7,0)-(7,4)) │ ├── arguments: ∅ │ └── keyword_loc: (7,0)-(7,4) = "next" ├── @ WhileNode (location: (9,0)-(9,17)) │ ├── flags: ∅ │ ├── keyword_loc: (9,7)-(9,12) = "while" │ ├── closing_loc: ∅ │ ├── predicate: │ │ @ TrueNode (location: (9,13)-(9,17)) │ └── statements: │ @ StatementsNode (location: (9,0)-(9,6)) │ └── body: (length: 1) │ └── @ ReturnNode (location: (9,0)-(9,6)) │ ├── keyword_loc: (9,0)-(9,6) = "return" │ └── arguments: ∅ ├── @ WhileNode (location: (11,0)-(11,21)) │ ├── flags: ∅ │ ├── keyword_loc: (11,11)-(11,16) = "while" │ ├── closing_loc: ∅ │ ├── predicate: │ │ @ CallNode (location: (11,17)-(11,21)) │ │ ├── flags: ∅ │ │ ├── receiver: ∅ │ │ ├── call_operator_loc: ∅ │ │ ├── name: :bar? │ │ ├── message_loc: (11,17)-(11,21) = "bar?" │ │ ├── opening_loc: ∅ │ │ ├── arguments: ∅ │ │ ├── closing_loc: ∅ │ │ └── block: ∅ │ └── statements: │ @ StatementsNode (location: (11,0)-(11,10)) │ └── body: (length: 1) │ └── @ CallNode (location: (11,0)-(11,10)) │ ├── flags: ∅ │ ├── receiver: ∅ │ ├── call_operator_loc: ∅ │ ├── name: :foo │ ├── message_loc: (11,0)-(11,3) = "foo" │ ├── opening_loc: ∅ │ ├── arguments: │ │ @ ArgumentsNode (location: (11,4)-(11,10)) │ │ ├── flags: ∅ │ │ └── arguments: (length: 2) │ │ ├── @ SymbolNode (location: (11,4)-(11,6)) │ │ │ ├── flags: ∅ │ │ │ ├── opening_loc: (11,4)-(11,5) = ":" │ │ │ ├── value_loc: (11,5)-(11,6) = "a" │ │ │ ├── closing_loc: ∅ │ │ │ └── unescaped: "a" │ │ └── @ SymbolNode (location: (11,8)-(11,10)) │ │ ├── flags: ∅ │ │ ├── opening_loc: (11,8)-(11,9) = ":" │ │ ├── value_loc: (11,9)-(11,10) = "b" │ │ ├── closing_loc: ∅ │ │ └── unescaped: "b" │ ├── closing_loc: ∅ │ └── block: ∅ ├── @ WhileNode (location: (13,0)-(13,50)) │ ├── flags: ∅ │ ├── keyword_loc: (13,0)-(13,5) = "while" │ ├── closing_loc: (13,47)-(13,50) = "end" │ ├── predicate: │ │ @ DefNode (location: (13,6)-(13,38)) │ │ ├── name: :foo │ │ ├── name_loc: (13,15)-(13,18) = "foo" │ │ ├── receiver: │ │ │ @ SelfNode (location: (13,10)-(13,14)) │ │ ├── parameters: │ │ │ @ ParametersNode (location: (13,19)-(13,33)) │ │ │ ├── requireds: (length: 0) │ │ │ ├── optionals: (length: 1) │ │ │ │ └── @ OptionalParameterNode (location: (13,19)-(13,33)) │ │ │ │ ├── name: :a │ │ │ │ ├── name_loc: (13,19)-(13,20) = "a" │ │ │ │ ├── operator_loc: (13,21)-(13,22) = "=" │ │ │ │ └── value: │ │ │ │ @ CallNode (location: (13,23)-(13,33)) │ │ │ │ ├── flags: ∅ │ │ │ │ ├── receiver: ∅ │ │ │ │ ├── call_operator_loc: ∅ │ │ │ │ ├── name: :tap │ │ │ │ ├── message_loc: (13,23)-(13,26) = "tap" │ │ │ │ ├── opening_loc: ∅ │ │ │ │ ├── arguments: ∅ │ │ │ │ ├── closing_loc: ∅ │ │ │ │ └── block: │ │ │ │ @ BlockNode (location: (13,27)-(13,33)) │ │ │ │ ├── locals: [] │ │ │ │ ├── locals_body_index: 0 │ │ │ │ ├── parameters: ∅ │ │ │ │ ├── body: ∅ │ │ │ │ ├── opening_loc: (13,27)-(13,29) = "do" │ │ │ │ └── closing_loc: (13,30)-(13,33) = "end" │ │ │ ├── rest: ∅ │ │ │ ├── posts: (length: 0) │ │ │ ├── keywords: (length: 0) │ │ │ ├── keyword_rest: ∅ │ │ │ └── block: ∅ │ │ ├── body: ∅ │ │ ├── locals: [:a] │ │ ├── locals_body_index: 1 │ │ ├── def_keyword_loc: (13,6)-(13,9) = "def" │ │ ├── operator_loc: (13,14)-(13,15) = "." │ │ ├── lparen_loc: ∅ │ │ ├── rparen_loc: ∅ │ │ ├── equal_loc: ∅ │ │ └── end_keyword_loc: (13,35)-(13,38) = "end" │ └── statements: │ @ StatementsNode (location: (13,40)-(13,45)) │ └── body: (length: 1) │ └── @ BreakNode (location: (13,40)-(13,45)) │ ├── arguments: ∅ │ └── keyword_loc: (13,40)-(13,45) = "break" ├── @ WhileNode (location: (15,0)-(15,47)) │ ├── flags: ∅ │ ├── keyword_loc: (15,0)-(15,5) = "while" │ ├── closing_loc: (15,44)-(15,47) = "end" │ ├── predicate: │ │ @ ClassNode (location: (15,6)-(15,35)) │ │ ├── locals: [:a] │ │ ├── class_keyword_loc: (15,6)-(15,11) = "class" │ │ ├── constant_path: │ │ │ @ ConstantReadNode (location: (15,12)-(15,15)) │ │ │ └── name: :Foo │ │ ├── inheritance_operator_loc: ∅ │ │ ├── superclass: ∅ │ │ ├── body: │ │ │ @ StatementsNode (location: (15,16)-(15,30)) │ │ │ └── body: (length: 1) │ │ │ └── @ LocalVariableWriteNode (location: (15,16)-(15,30)) │ │ │ ├── name: :a │ │ │ ├── depth: 0 │ │ │ ├── name_loc: (15,16)-(15,17) = "a" │ │ │ ├── value: │ │ │ │ @ CallNode (location: (15,20)-(15,30)) │ │ │ │ ├── flags: ∅ │ │ │ │ ├── receiver: ∅ │ │ │ │ ├── call_operator_loc: ∅ │ │ │ │ ├── name: :tap │ │ │ │ ├── message_loc: (15,20)-(15,23) = "tap" │ │ │ │ ├── opening_loc: ∅ │ │ │ │ ├── arguments: ∅ │ │ │ │ ├── closing_loc: ∅ │ │ │ │ └── block: │ │ │ │ @ BlockNode (location: (15,24)-(15,30)) │ │ │ │ ├── locals: [] │ │ │ │ ├── locals_body_index: 0 │ │ │ │ ├── parameters: ∅ │ │ │ │ ├── body: ∅ │ │ │ │ ├── opening_loc: (15,24)-(15,26) = "do" │ │ │ │ └── closing_loc: (15,27)-(15,30) = "end" │ │ │ └── operator_loc: (15,18)-(15,19) = "=" │ │ ├── end_keyword_loc: (15,32)-(15,35) = "end" │ │ └── name: :Foo │ └── statements: │ @ StatementsNode (location: (15,37)-(15,42)) │ └── body: (length: 1) │ └── @ BreakNode (location: (15,37)-(15,42)) │ ├── arguments: ∅ │ └── keyword_loc: (15,37)-(15,42) = "break" ├── @ WhileNode (location: (17,0)-(17,48)) │ ├── flags: ∅ │ ├── keyword_loc: (17,0)-(17,5) = "while" │ ├── closing_loc: (17,45)-(17,48) = "end" │ ├── predicate: │ │ @ SingletonClassNode (location: (17,6)-(17,36)) │ │ ├── locals: [] │ │ ├── class_keyword_loc: (17,6)-(17,11) = "class" │ │ ├── operator_loc: (17,12)-(17,14) = "<<" │ │ ├── expression: │ │ │ @ SelfNode (location: (17,15)-(17,19)) │ │ ├── body: │ │ │ @ StatementsNode (location: (17,21)-(17,31)) │ │ │ └── body: (length: 1) │ │ │ └── @ CallNode (location: (17,21)-(17,31)) │ │ │ ├── flags: ∅ │ │ │ ├── receiver: ∅ │ │ │ ├── call_operator_loc: ∅ │ │ │ ├── name: :tap │ │ │ ├── message_loc: (17,21)-(17,24) = "tap" │ │ │ ├── opening_loc: ∅ │ │ │ ├── arguments: ∅ │ │ │ ├── closing_loc: ∅ │ │ │ └── block: │ │ │ @ BlockNode (location: (17,25)-(17,31)) │ │ │ ├── locals: [] │ │ │ ├── locals_body_index: 0 │ │ │ ├── parameters: ∅ │ │ │ ├── body: ∅ │ │ │ ├── opening_loc: (17,25)-(17,27) = "do" │ │ │ └── closing_loc: (17,28)-(17,31) = "end" │ │ └── end_keyword_loc: (17,33)-(17,36) = "end" │ └── statements: │ @ StatementsNode (location: (17,38)-(17,43)) │ └── body: (length: 1) │ └── @ BreakNode (location: (17,38)-(17,43)) │ ├── arguments: ∅ │ └── keyword_loc: (17,38)-(17,43) = "break" ├── @ WhileNode (location: (19,0)-(19,52)) │ ├── flags: ∅ │ ├── keyword_loc: (19,0)-(19,5) = "while" │ ├── closing_loc: (19,49)-(19,52) = "end" │ ├── predicate: │ │ @ SingletonClassNode (location: (19,6)-(19,40)) │ │ ├── locals: [:a] │ │ ├── class_keyword_loc: (19,6)-(19,11) = "class" │ │ ├── operator_loc: (19,12)-(19,14) = "<<" │ │ ├── expression: │ │ │ @ SelfNode (location: (19,15)-(19,19)) │ │ ├── body: │ │ │ @ StatementsNode (location: (19,21)-(19,35)) │ │ │ └── body: (length: 1) │ │ │ └── @ LocalVariableWriteNode (location: (19,21)-(19,35)) │ │ │ ├── name: :a │ │ │ ├── depth: 0 │ │ │ ├── name_loc: (19,21)-(19,22) = "a" │ │ │ ├── value: │ │ │ │ @ CallNode (location: (19,25)-(19,35)) │ │ │ │ ├── flags: ∅ │ │ │ │ ├── receiver: ∅ │ │ │ │ ├── call_operator_loc: ∅ │ │ │ │ ├── name: :tap │ │ │ │ ├── message_loc: (19,25)-(19,28) = "tap" │ │ │ │ ├── opening_loc: ∅ │ │ │ │ ├── arguments: ∅ │ │ │ │ ├── closing_loc: ∅ │ │ │ │ └── block: │ │ │ │ @ BlockNode (location: (19,29)-(19,35)) │ │ │ │ ├── locals: [] │ │ │ │ ├── locals_body_index: 0 │ │ │ │ ├── parameters: ∅ │ │ │ │ ├── body: ∅ │ │ │ │ ├── opening_loc: (19,29)-(19,31) = "do" │ │ │ │ └── closing_loc: (19,32)-(19,35) = "end" │ │ │ └── operator_loc: (19,23)-(19,24) = "=" │ │ └── end_keyword_loc: (19,37)-(19,40) = "end" │ └── statements: │ @ StatementsNode (location: (19,42)-(19,47)) │ └── body: (length: 1) │ └── @ BreakNode (location: (19,42)-(19,47)) │ ├── arguments: ∅ │ └── keyword_loc: (19,42)-(19,47) = "break" ├── @ WhileNode (location: (21,0)-(21,31)) │ ├── flags: ∅ │ ├── keyword_loc: (21,0)-(21,5) = "while" │ ├── closing_loc: (21,28)-(21,31) = "end" │ ├── predicate: │ │ @ DefNode (location: (21,6)-(21,26)) │ │ ├── name: :foo │ │ ├── name_loc: (21,10)-(21,13) = "foo" │ │ ├── receiver: ∅ │ │ ├── parameters: ∅ │ │ ├── body: │ │ │ @ StatementsNode (location: (21,16)-(21,26)) │ │ │ └── body: (length: 1) │ │ │ └── @ CallNode (location: (21,16)-(21,26)) │ │ │ ├── flags: ∅ │ │ │ ├── receiver: ∅ │ │ │ ├── call_operator_loc: ∅ │ │ │ ├── name: :bar │ │ │ ├── message_loc: (21,16)-(21,19) = "bar" │ │ │ ├── opening_loc: ∅ │ │ │ ├── arguments: ∅ │ │ │ ├── closing_loc: ∅ │ │ │ └── block: │ │ │ @ BlockNode (location: (21,20)-(21,26)) │ │ │ ├── locals: [] │ │ │ ├── locals_body_index: 0 │ │ │ ├── parameters: ∅ │ │ │ ├── body: ∅ │ │ │ ├── opening_loc: (21,20)-(21,22) = "do" │ │ │ └── closing_loc: (21,23)-(21,26) = "end" │ │ ├── locals: [] │ │ ├── locals_body_index: 0 │ │ ├── def_keyword_loc: (21,6)-(21,9) = "def" │ │ ├── operator_loc: ∅ │ │ ├── lparen_loc: ∅ │ │ ├── rparen_loc: ∅ │ │ ├── equal_loc: (21,14)-(21,15) = "=" │ │ └── end_keyword_loc: ∅ │ └── statements: ∅ └── @ WhileNode (location: (23,0)-(23,20)) ├── flags: ∅ ├── keyword_loc: (23,4)-(23,9) = "while" ├── closing_loc: ∅ ├── predicate: │ @ MatchPredicateNode (location: (23,10)-(23,20)) │ ├── value: │ │ @ CallNode (location: (23,10)-(23,13)) │ │ ├── flags: variable_call │ │ ├── receiver: ∅ │ │ ├── call_operator_loc: ∅ │ │ ├── name: :bar │ │ ├── message_loc: (23,10)-(23,13) = "bar" │ │ ├── opening_loc: ∅ │ │ ├── arguments: ∅ │ │ ├── closing_loc: ∅ │ │ └── block: ∅ │ ├── pattern: │ │ @ LocalVariableTargetNode (location: (23,17)-(23,20)) │ │ ├── name: :baz │ │ └── depth: 0 │ └── operator_loc: (23,14)-(23,16) = "in" └── statements: @ StatementsNode (location: (23,0)-(23,3)) └── body: (length: 1) └── @ CallNode (location: (23,0)-(23,3)) ├── flags: variable_call ├── receiver: ∅ ├── call_operator_loc: ∅ ├── name: :foo ├── message_loc: (23,0)-(23,3) = "foo" ├── opening_loc: ∅ ├── arguments: ∅ ├── closing_loc: ∅ └── block: ∅